VFRFOR Mondovì,CN (44.397,7.8187)

Sereno

-4°C

VFRFOR mostra in modo immediato ed intuitivo l’andamento di operabilità legata all’evoluzione meteorologica per gli aeromobili che operano in VFR ( Condizioni di Volo a Vista)
VFRFOR shows interactive accurate forecast for Visual Flight Rules flights

Dal 17-12-2017 al 24-12-2017( Aggiornate il 16-12-2017 21:30 LT)

000102030405060708091011121314151617181920212223
Sun 17
Mon 18
Tue 19
Wed 20
Thu 21
Fri 22
Sat 23
Sun 24

Ottimale/Optimal  Operabile/Operable  Marginale/Marginal  Chiuso/Closed 

PREVISIONI METEO / FORECAST Dal 17-12-2017 al 24-12-2017 ( Aggiornate il 16-12-2017 21:30 LT)

Indice di prevedibilità
Molto basso / Very Low
Basso / Low
Medio / Medium
Alto / High
Molto alto / Very High

PROFILI VERTICALI Dal 17-12-2017 al 24-12-2017( Aggiornate il 16-12-2017 21:30 LT)

legenda
  • 200 hPa
    250 hPa
    300 hPa
    350 hPa
    400 hPa
    450 hPa
    500 hPa
    550 hPa
    600 hPa
    650 hPa
    700 hPa
    750 hPa
    800 hPa
    850 hPa
    875 hPa
    900 hPa
    925 hPa
    950 hPa
    975 hPa
    1000 hPa
  • 17/12/2017 00Z
    NNW
    43
    -55.0 °C
    37,612 ft asl
    NNW
    49
    -53.7 °C
    32,923 ft asl
    N
    53
    -52.0 °C
    29,072 ft asl
    N
    49
    -46.8 °C
    25,764 ft asl
    N
    35
    -41.9 °C
    22,828 ft asl
    NNW
    28
    -36.4 °C
    20,187 ft asl
    NNW
    23
    -30.5 °C
    17,759 ft asl
    NNW
    17
    -26.7 °C
    15,518 ft asl
    NW
    15
    -23.2 °C
    13,448 ft asl
    NW
    11
    -19.2 °C
    11,512 ft asl
    N
    7
    -15.0 °C
    9,688 ft asl
    N
    7
    -10.2 °C
    7,966 ft asl
    N
    7
    -5.7 °C
    6,319 ft asl
    NW
    7
    -2.6 °C
    4,754 ft asl
    NW
    8
    -0.6 °C
    4,006 ft asl
    NW
    7
    1.5 °C
    3,258 ft asl
    NNW
    5
    3.0 °C
    2,543 ft asl
    WNW
    12
    3.0 °C
    1,824 ft asl
    NW
    4
    4.3 °C
    1,142 ft asl
    NW
    4
    5.6 °C
    459 ft asl
    17/12/2017 00Z
  • 17/12/2017 01Z
    NNW
    45
    -55.0 °C
    37,644 ft asl
    NNW
    48
    -53.1 °C
    32,949 ft asl
    N
    49
    -51.9 °C
    29,091 ft asl
    N
    47
    -47.3 °C
    25,787 ft asl
    N
    38
    -41.3 °C
    22,854 ft asl
    NNW
    29
    -36.3 °C
    20,207 ft asl
    NNW
    24
    -30.3 °C
    17,782 ft asl
    NNW
    18
    -26.7 °C
    15,541 ft asl
    NW
    16
    -23.4 °C
    13,468 ft asl
    NW
    11
    -19.3 °C
    11,535 ft asl
    NNW
    6
    -15.1 °C
    9,711 ft asl
    NNW
    7
    -10.4 °C
    7,989 ft asl
    NW
    9
    -6.1 °C
    6,345 ft asl
    NW
    11
    -2.7 °C
    4,780 ft asl
    NNW
    9
    -0.7 °C
    4,032 ft asl
    N
    10
    0.4 °C
    3,284 ft asl
    N
    9
    1.0 °C
    2,572 ft asl
    NNW
    5
    1.1 °C
    1,860 ft asl
    WNW
    6
    2.4 °C
    1,181 ft asl
    WNW
    6
    3.8 °C
    502 ft asl
    17/12/2017 01Z
  • 17/12/2017 02Z
    NNW
    46
    -54.7 °C
    37,628 ft asl
    NNW
    49
    -52.5 °C
    32,923 ft asl
    N
    49
    -51.4 °C
    29,052 ft asl
    N
    43
    -47.9 °C
    25,751 ft asl
    N
    39
    -41.6 °C
    22,822 ft asl
    NNW
    30
    -36.3 °C
    20,177 ft asl
    NNW
    25
    -30.6 °C
    17,753 ft asl
    NNW
    19
    -26.8 °C
    15,512 ft asl
    NW
    14
    -23.6 °C
    13,442 ft asl
    NNW
    9
    -19.6 °C
    11,509 ft asl
    N
    7
    -15.4 °C
    9,688 ft asl
    NW
    7
    -10.6 °C
    7,966 ft asl
    NW
    11
    -6.5 °C
    6,325 ft asl
    NNW
    10
    -3.0 °C
    4,760 ft asl
    N
    16
    -1.3 °C
    4,016 ft asl
    N
    16
    -0.4 °C
    3,271 ft asl
    N
    10
    0.9 °C
    2,559 ft asl
    NW
    5
    1.4 °C
    1,847 ft asl
    W
    8
    2.8 °C
    1,168 ft asl
    W
    8
    4.1 °C
    489 ft asl
    17/12/2017 02Z
  • 17/12/2017 03Z
    NNW
    48
    -54.7 °C
    37,625 ft asl
    N
    51
    -52.3 °C
    32,917 ft asl
    N
    51
    -50.8 °C
    29,042 ft asl
    N
    42
    -47.8 °C
    25,732 ft asl
    N
    36
    -42.0 °C
    22,808 ft asl
    NNW
    31
    -36.4 °C
    20,164 ft asl
    NNW
    27
    -31.2 °C
    17,743 ft asl
    NNW
    19
    -26.9 °C
    15,509 ft asl
    NNW
    10
    -23.9 °C
    13,438 ft asl
    N
    7
    -20.1 °C
    11,512 ft asl
    N
    7
    -15.4 °C
    9,692 ft asl
    NNW
    8
    -10.8 °C
    7,969 ft asl
    NNW
    11
    -6.6 °C
    6,329 ft asl
    NNW
    12
    -2.8 °C
    4,767 ft asl
    N
    15
    -1.6 °C
    4,022 ft asl
    N
    11
    -0.6 °C
    3,274 ft asl
    NNW
    6
    0.6 °C
    2,566 ft asl
    WNW
    5
    2.2 °C
    1,854 ft asl
    W
    7
    3.6 °C
    1,175 ft asl
    W
    7
    5.0 °C
    492 ft asl
    17/12/2017 03Z
  • 17/12/2017 04Z
    NNW
    49
    -54.8 °C
    37,651 ft asl
    N
    53
    -52.3 °C
    32,946 ft asl
    N
    54
    -50.4 °C
    29,068 ft asl
    N
    44
    -47.0 °C
    25,748 ft asl
    N
    35
    -42.1 °C
    22,822 ft asl
    N
    31
    -36.5 °C
    20,180 ft asl
    NNW
    28
    -31.5 °C
    17,756 ft asl
    N
    18
    -27.1 °C
    15,525 ft asl
    N
    9
    -24.4 °C
    13,458 ft asl
    N
    10
    -20.4 °C
    11,535 ft asl
    N
    12
    -15.2 °C
    9,718 ft asl
    N
    9
    -10.8 °C
    7,995 ft asl
    NNW
    10
    -6.5 °C
    6,355 ft asl
    NNW
    11
    -3.2 °C
    4,790 ft asl
    NNW
    11
    -1.9 °C
    4,045 ft asl
    NNW
    10
    -0.1 °C
    3,301 ft asl
    NNW
    5
    1.1 °C
    2,589 ft asl
    W
    5
    3.0 °C
    1,877 ft asl
    WSW
    8
    4.3 °C
    1,198 ft asl
    WSW
    8
    5.6 °C
    515 ft asl
    17/12/2017 04Z
  • 17/12/2017 05Z
    NNW
    50
    -55.1 °C
    37,651 ft asl
    N
    56
    -52.6 °C
    32,959 ft asl
    N
    58
    -50.2 °C
    29,081 ft asl
    N
    49
    -46.3 °C
    25,755 ft asl
    N
    38
    -41.7 °C
    22,818 ft asl
    N
    31
    -36.5 °C
    20,174 ft asl
    N
    29
    -31.6 °C
    17,756 ft asl
    N
    21
    -27.1 °C
    15,522 ft asl
    N
    10
    -24.6 °C
    13,458 ft asl
    N
    12
    -20.5 °C
    11,535 ft asl
    N
    15
    -15.6 °C
    9,718 ft asl
    N
    10
    -10.8 °C
    7,999 ft asl
    N
    8
    -6.7 °C
    6,358 ft asl
    N
    8
    -3.5 °C
    4,797 ft asl
    NNW
    6
    -1.7 °C
    4,052 ft asl
    N
    8
    -0.0 °C
    3,307 ft asl
    WNW
    7
    1.7 °C
    2,595 ft asl
    W
    8
    3.6 °C
    1,880 ft asl
    WSW
    10
    4.6 °C
    1,201 ft asl
    WSW
    10
    6.0 °C
    518 ft asl
    17/12/2017 05Z
  • 17/12/2017 06Z
    NNW
    51
    -55.5 °C
    37,667 ft asl
    N
    57
    -53.0 °C
    32,982 ft asl
    N
    66
    -50.1 °C
    29,111 ft asl
    N
    56
    -46.0 °C
    25,781 ft asl
    N
    43
    -41.2 °C
    22,835 ft asl
    N
    33
    -36.3 °C
    20,187 ft asl
    N
    29
    -31.6 °C
    17,766 ft asl
    N
    24
    -27.1 °C
    15,535 ft asl
    N
    13
    -24.7 °C
    13,471 ft asl
    N
    9
    -20.5 °C
    11,549 ft asl
    NNE
    12
    -15.9 °C
    9,731 ft asl
    NE
    9
    -11.2 °C
    8,012 ft asl
    NE
    5
    -7.1 °C
    6,375 ft asl
    N
    2
    -3.5 °C
    4,816 ft asl
    NNW
    6
    -1.7 °C
    4,072 ft asl
    NNW
    9
    0.4 °C
    3,327 ft asl
    WNW
    9
    2.0 °C
    2,612 ft asl
    WNW
    13
    3.0 °C
    1,896 ft asl
    W
    10
    4.3 °C
    1,217 ft asl
    W
    10
    5.6 °C
    535 ft asl
    17/12/2017 06Z
  • 17/12/2017 07Z
    N
    50
    -56.0 °C
    37,667 ft asl
    N
    58
    -53.5 °C
    32,992 ft asl
    N
    71
    -50.3 °C
    29,124 ft asl
    N
    66
    -45.3 °C
    25,791 ft asl
    N
    49
    -40.7 °C
    22,841 ft asl
    N
    37
    -35.9 °C
    20,187 ft asl
    N
    30
    -31.3 °C
    17,762 ft asl
    N
    27
    -27.1 °C
    15,531 ft asl
    N
    16
    -24.5 °C
    13,465 ft asl
    NNW
    9
    -20.6 °C
    11,542 ft asl
    N
    7
    -16.1 °C
    9,728 ft asl
    NE
    7
    -11.6 °C
    8,012 ft asl
    NE
    5
    -7.3 °C
    6,375 ft asl
    NW
    3
    -3.7 °C
    4,816 ft asl
    NW
    7
    -1.7 °C
    4,072 ft asl
    NW
    9
    0.2 °C
    3,327 ft asl
    NW
    10
    1.8 °C
    2,615 ft asl
    NW
    11
    1.9 °C
    1,900 ft asl
    W
    10
    3.0 °C
    1,220 ft asl
    W
    10
    4.3 °C
    541 ft asl
    17/12/2017 07Z
  • 17/12/2017 08Z
    N
    51
    -56.5 °C
    37,677 ft asl
    N
    58
    -54.2 °C
    33,015 ft asl
    N
    71
    -50.5 °C
    29,157 ft asl
    N
    75
    -44.8 °C
    25,820 ft asl
    N
    57
    -40.2 °C
    22,864 ft asl
    N
    42
    -35.4 °C
    20,207 ft asl
    N
    31
    -30.9 °C
    17,776 ft asl
    N
    28
    -27.1 °C
    15,541 ft asl
    N
    21
    -24.2 °C
    13,474 ft asl
    NNW
    11
    -20.6 °C
    11,552 ft asl
    N
    9
    -16.1 °C
    9,738 ft asl
    N
    8
    -11.6 °C
    8,018 ft asl
    NNE
    8
    -7.4 °C
    6,385 ft asl
    WNW
    4
    -3.5 °C
    4,826 ft asl
    WNW
    6
    -1.7 °C
    4,081 ft asl
    NNW
    5
    -0.3 °C
    3,337 ft asl
    N
    10
    0.5 °C
    2,628 ft asl
    NW
    6
    1.7 °C
    1,916 ft asl
    W
    9
    2.5 °C
    1,237 ft asl
    W
    9
    3.8 °C
    558 ft asl
    17/12/2017 08Z
  • 17/12/2017 09Z
    N
    51
    -56.8 °C
    37,730 ft asl
    N
    59
    -54.6 °C
    33,077 ft asl
    N
    70
    -50.5 °C
    29,226 ft asl
    N
    77
    -44.8 °C
    25,889 ft asl
    N
    64
    -39.4 °C
    22,923 ft asl
    N
    48
    -34.9 °C
    20,259 ft asl
    N
    35
    -30.4 °C
    17,825 ft asl
    N
    28
    -26.5 °C
    15,584 ft asl
    N
    25
    -23.9 °C
    13,514 ft asl
    N
    15
    -20.5 °C
    11,588 ft asl
    N
    10
    -16.0 °C
    9,774 ft asl
    N
    5
    -11.6 °C
    8,058 ft asl
    N
    6
    -7.4 °C
    6,421 ft asl
    NW
    7
    -3.6 °C
    4,865 ft asl
    NW
    6
    -2.1 °C
    4,121 ft asl
    N
    7
    -0.9 °C
    3,376 ft asl
    N
    7
    0.5 °C
    2,667 ft asl
    WNW
    6
    2.5 °C
    1,955 ft asl
    W
    7
    3.3 °C
    1,273 ft asl
    W
    7
    4.6 °C
    591 ft asl
    17/12/2017 09Z
  • 17/12/2017 10Z
    N
    52
    -57.0 °C
    37,776 ft asl
    N
    60
    -54.8 °C
    33,127 ft asl
    N
    69
    -50.5 °C
    29,275 ft asl
    N
    76
    -45.0 °C
    25,942 ft asl
    N
    71
    -38.6 °C
    22,972 ft asl
    N
    52
    -34.4 °C
    20,299 ft asl
    N
    38
    -30.1 °C
    17,861 ft asl
    N
    29
    -26.1 °C
    15,617 ft asl
    N
    27
    -23.3 °C
    13,543 ft asl
    N
    22
    -20.2 °C
    11,614 ft asl
    NNW
    12
    -16.0 °C
    9,797 ft asl
    NW
    7
    -11.5 °C
    8,081 ft asl
    NW
    3
    -7.4 °C
    6,444 ft asl
    WNW
    8
    -3.6 °C
    4,885 ft asl
    NW
    5
    -2.4 °C
    4,144 ft asl
    N
    5
    -0.7 °C
    3,399 ft asl
    NNW
    3
    0.9 °C
    2,687 ft asl
    WNW
    3
    3.1 °C
    1,975 ft asl
    W
    4
    4.1 °C
    1,293 ft asl
    W
    4
    5.4 °C
    607 ft asl
    17/12/2017 10Z
  • 17/12/2017 11Z
    N
    52
    -57.3 °C
    37,759 ft asl
    N
    63
    -55.1 °C
    33,117 ft asl
    N
    70
    -50.7 °C
    29,272 ft asl
    N
    73
    -45.2 °C
    25,938 ft asl
    N
    75
    -37.9 °C
    22,966 ft asl
    N
    57
    -33.8 °C
    20,285 ft asl
    N
    43
    -29.7 °C
    17,841 ft asl
    N
    31
    -25.6 °C
    15,597 ft asl
    N
    25
    -22.9 °C
    13,517 ft asl
    N
    27
    -19.7 °C
    11,585 ft asl
    N
    17
    -15.8 °C
    9,767 ft asl
    NW
    9
    -11.4 °C
    8,048 ft asl
    W
    10
    -7.1 °C
    6,414 ft asl
    NNW
    6
    -3.8 °C
    4,856 ft asl
    NNW
    4
    -2.4 °C
    4,111 ft asl
    N
    4
    -0.7 °C
    3,366 ft asl
    N
    3
    1.0 °C
    2,654 ft asl
    N
    2
    3.1 °C
    1,942 ft asl
    NNW
    2
    4.3 °C
    1,260 ft asl
    NNW
    2
    5.6 °C
    574 ft asl
    17/12/2017 11Z
  • 17/12/2017 12Z
    N
    52
    -57.1 °C
    37,782 ft asl
    N
    65
    -55.2 °C
    33,136 ft asl
    N
    70
    -51.0 °C
    29,295 ft asl
    N
    71
    -45.2 °C
    25,961 ft asl
    N
    76
    -37.6 °C
    22,992 ft asl
    N
    59
    -33.2 °C
    20,305 ft asl
    N
    45
    -29.2 °C
    17,858 ft asl
    N
    32
    -25.1 °C
    15,607 ft asl
    N
    24
    -22.9 °C
    13,527 ft asl
    N
    25
    -19.5 °C
    11,591 ft asl
    N
    21
    -15.6 °C
    9,770 ft asl
    NW
    12
    -11.4 °C
    8,054 ft asl
    WNW
    11
    -7.2 °C
    6,417 ft asl
    NNW
    3
    -3.9 °C
    4,859 ft asl
    N
    3
    -2.3 °C
    4,117 ft asl
    NNE
    4
    -0.6 °C
    3,373 ft asl
    NNE
    5
    0.8 °C
    2,661 ft asl
    NE
    3
    2.6 °C
    1,949 ft asl
    N
    2
    3.9 °C
    1,266 ft asl
    N
    2
    5.3 °C
    581 ft asl
    17/12/2017 12Z
  • 17/12/2017 13Z
    N
    53
    -57.0 °C
    37,835 ft asl
    N
    69
    -55.0 °C
    33,186 ft asl
    N
    72
    -51.1 °C
    29,341 ft asl
    N
    73
    -44.9 °C
    26,010 ft asl
    N
    75
    -37.5 °C
    23,041 ft asl
    N
    62
    -32.7 °C
    20,351 ft asl
    N
    48
    -28.5 °C
    17,897 ft asl
    N
    36
    -24.8 °C
    15,640 ft asl
    N
    25
    -22.6 °C
    13,556 ft asl
    N
    22
    -19.5 °C
    11,621 ft asl
    N
    21
    -15.5 °C
    9,803 ft asl
    NNW
    14
    -11.4 °C
    8,081 ft asl
    NW
    10
    -7.3 °C
    6,447 ft asl
    WNW
    3
    -3.7 °C
    4,888 ft asl
    NE
    3
    -2.2 °C
    4,144 ft asl
    NE
    5
    -0.6 °C
    3,399 ft asl
    NE
    4
    1.4 °C
    2,687 ft asl
    NE
    3
    2.5 °C
    1,975 ft asl
    N
    1
    4.0 °C
    1,293 ft asl
    N
    1
    5.3 °C
    607 ft asl
    17/12/2017 13Z
  • 17/12/2017 14Z
    N
    56
    -57.2 °C
    37,831 ft asl
    N
    76
    -55.5 °C
    33,192 ft asl
    N
    77
    -50.9 °C
    29,350 ft asl
    N
    73
    -44.5 °C
    26,017 ft asl
    N
    70
    -37.9 °C
    23,048 ft asl
    N
    64
    -32.1 °C
    20,354 ft asl
    N
    50
    -27.7 °C
    17,890 ft asl
    N
    39
    -24.8 °C
    15,630 ft asl
    N
    28
    -22.0 °C
    13,543 ft asl
    N
    21
    -19.5 °C
    11,608 ft asl
    N
    19
    -15.6 °C
    9,787 ft asl
    N
    12
    -11.4 °C
    8,068 ft asl
    NW
    9
    -7.1 °C
    6,434 ft asl
    NW
    4
    -3.5 °C
    4,875 ft asl
    E
    3
    -2.2 °C
    4,131 ft asl
    NE
    4
    -0.5 °C
    3,386 ft asl
    NE
    3
    1.6 °C
    2,674 ft asl
    E
    2
    2.8 °C
    1,959 ft asl
    NNE
    1
    4.2 °C
    1,276 ft asl
    NNE
    1
    5.5 °C
    594 ft asl
    17/12/2017 14Z
  • 17/12/2017 15Z
    N
    60
    -57.3 °C
    37,858 ft asl
    N
    84
    -55.8 °C
    33,225 ft asl
    N
    90
    -50.4 °C
    29,383 ft asl
    N
    79
    -44.2 °C
    26,040 ft asl
    N
    70
    -38.0 °C
    23,068 ft asl
    N
    67
    -31.5 °C
    20,371 ft asl
    N
    54
    -27.3 °C
    17,904 ft asl
    N
    41
    -23.7 °C
    15,636 ft asl
    N
    26
    -21.6 °C
    13,543 ft asl
    N
    21
    -19.4 °C
    11,604 ft asl
    N
    15
    -15.7 °C
    9,787 ft asl
    N
    10
    -11.4 °C
    8,068 ft asl
    NNW
    8
    -7.3 °C
    6,430 ft asl
    NNW
    5
    -3.9 °C
    4,872 ft asl
    E
    3
    -2.4 °C
    4,131 ft asl
    NE
    3
    -0.4 °C
    3,386 ft asl
    NE
    2
    1.7 °C
    2,674 ft asl
    E
    1
    2.8 °C
    1,959 ft asl
    SE
    1
    4.2 °C
    1,276 ft asl
    SE
    1
    5.5 °C
    594 ft asl
    17/12/2017 15Z
  • 17/12/2017 16Z
    N
    60
    -57.7 °C
    37,917 ft asl
    N
    84
    -56.5 °C
    33,294 ft asl
    N
    92
    -50.4 °C
    29,459 ft asl
    N
    88
    -43.6 °C
    26,109 ft asl
    N
    73
    -37.6 °C
    23,127 ft asl
    N
    69
    -31.2 °C
    20,427 ft asl
    N
    57
    -26.6 °C
    17,953 ft asl
    N
    45
    -22.8 °C
    15,679 ft asl
    N
    33
    -20.9 °C
    13,579 ft asl
    N
    22
    -19.1 °C
    11,637 ft asl
    N
    16
    -15.8 °C
    9,820 ft asl
    N
    12
    -11.5 °C
    8,100 ft asl
    N
    10
    -7.6 °C
    6,467 ft asl
    NNW
    8
    -4.0 °C
    4,908 ft asl
    N
    2
    -2.3 °C
    4,167 ft asl
    N
    2
    -0.4 °C
    3,422 ft asl
    N
    1
    1.6 °C
    2,710 ft asl
    W
    1
    3.0 °C
    1,995 ft asl
    WSW
    3
    4.3 °C
    1,312 ft asl
    WSW
    3
    5.7 °C
    630 ft asl
    17/12/2017 16Z
  • 17/12/2017 17Z
    N
    59
    -58.4 °C
    37,940 ft asl
    N
    85
    -57.2 °C
    33,333 ft asl
    N
    90
    -50.6 °C
    29,498 ft asl
    N
    86
    -43.2 °C
    26,148 ft asl
    N
    78
    -36.8 °C
    23,156 ft asl
    N
    68
    -30.9 °C
    20,456 ft asl
    N
    59
    -26.0 °C
    17,976 ft asl
    N
    49
    -22.7 °C
    15,699 ft asl
    N
    37
    -19.9 °C
    13,593 ft asl
    N
    24
    -18.6 °C
    11,644 ft asl
    N
    18
    -15.8 °C
    9,823 ft asl
    N
    10
    -11.8 °C
    8,107 ft asl
    N
    13
    -8.1 °C
    6,473 ft asl
    N
    9
    -4.2 °C
    4,918 ft asl
    NNW
    4
    -2.3 °C
    4,177 ft asl
    NNW
    4
    -0.6 °C
    3,432 ft asl
    NW
    3
    1.4 °C
    2,720 ft asl
    NW
    3
    3.0 °C
    2,008 ft asl
    WSW
    4
    4.3 °C
    1,325 ft asl
    WSW
    4
    5.6 °C
    643 ft asl
    17/12/2017 17Z
  • 17/12/2017 18Z
    N
    60
    -59.3 °C
    37,956 ft asl
    N
    84
    -57.8 °C
    33,366 ft asl
    N
    88
    -50.5 °C
    29,537 ft asl
    N
    81
    -42.8 °C
    26,188 ft asl
    N
    79
    -35.9 °C
    23,189 ft asl
    N
    69
    -30.5 °C
    20,479 ft asl
    N
    61
    -25.4 °C
    17,995 ft asl
    N
    49
    -22.3 °C
    15,712 ft asl
    N
    37
    -19.2 °C
    13,602 ft asl
    N
    25
    -18.0 °C
    11,647 ft asl
    N
    17
    -15.9 °C
    9,826 ft asl
    N
    12
    -12.0 °C
    8,110 ft asl
    N
    15
    -8.5 °C
    6,480 ft asl
    N
    11
    -4.6 °C
    4,928 ft asl
    N
    8
    -2.6 °C
    4,186 ft asl
    NNW
    7
    -0.9 °C
    3,442 ft asl
    NNW
    6
    0.9 °C
    2,733 ft asl
    N
    5
    2.3 °C
    2,021 ft asl
    W
    7
    3.3 °C
    1,342 ft asl
    WNW
    7
    4.6 °C
    659 ft asl
    17/12/2017 18Z
  • 17/12/2017 19Z
    N
    60
    -60.1 °C
    37,979 ft asl
    N
    82
    -58.2 °C
    33,409 ft asl
    N
    83
    -50.6 °C
    29,583 ft asl
    N
    78
    -42.5 °C
    26,230 ft asl
    N
    76
    -35.5 °C
    23,232 ft asl
    N
    68
    -30.1 °C
    20,515 ft asl
    N
    61
    -24.9 °C
    18,028 ft asl
    N
    51
    -21.7 °C
    15,741 ft asl
    N
    38
    -18.5 °C
    13,625 ft asl
    N
    25
    -17.4 °C
    11,667 ft asl
    N
    16
    -15.6 °C
    9,839 ft asl
    N
    15
    -12.2 °C
    8,123 ft asl
    N
    14
    -8.8 °C
    6,496 ft asl
    N
    10
    -5.0 °C
    4,944 ft asl
    N
    7
    -2.9 °C
    4,203 ft asl
    N
    8
    -1.2 °C
    3,461 ft asl
    N
    7
    0.4 °C
    2,753 ft asl
    NNW
    4
    1.7 °C
    2,041 ft asl
    WSW
    5
    2.6 °C
    1,362 ft asl
    W
    6
    4.0 °C
    682 ft asl
    17/12/2017 19Z
  • 17/12/2017 20Z
    N
    60
    -61.0 °C
    38,048 ft asl
    N
    77
    -58.7 °C
    33,494 ft asl
    N
    77
    -50.6 °C
    29,672 ft asl
    N
    73
    -42.5 °C
    26,316 ft asl
    N
    71
    -35.9 °C
    23,314 ft asl
    N
    65
    -29.5 °C
    20,594 ft asl
    N
    59
    -24.5 °C
    18,104 ft asl
    N
    50
    -21.0 °C
    15,810 ft asl
    N
    38
    -17.4 °C
    13,688 ft asl
    N
    26
    -16.5 °C
    11,719 ft asl
    N
    16
    -15.2 °C
    9,888 ft asl
    N
    12
    -12.1 °C
    8,169 ft asl
    N
    11
    -9.0 °C
    6,542 ft asl
    N
    8
    -5.5 °C
    4,993 ft asl
    N
    7
    -3.3 °C
    4,255 ft asl
    N
    4
    -1.3 °C
    3,514 ft asl
    NNW
    4
    0.4 °C
    2,805 ft asl
    WNW
    5
    1.8 °C
    2,093 ft asl
    W
    8
    2.7 °C
    1,414 ft asl
    W
    8
    4.0 °C
    735 ft asl
    17/12/2017 20Z
  • 17/12/2017 21Z
    N
    59
    -62.1 °C
    38,061 ft asl
    N
    72
    -59.1 °C
    33,527 ft asl
    N
    73
    -50.5 °C
    29,708 ft asl
    N
    69
    -42.2 °C
    26,352 ft asl
    N
    65
    -35.6 °C
    23,346 ft asl
    N
    61
    -29.2 °C
    20,627 ft asl
    N
    56
    -24.3 °C
    18,130 ft asl
    N
    49
    -20.3 °C
    15,833 ft asl
    N
    38
    -16.9 °C
    13,707 ft asl
    N
    27
    -15.5 °C
    11,732 ft asl
    N
    19
    -14.6 °C
    9,895 ft asl
    N
    12
    -11.9 °C
    8,176 ft asl
    N
    9
    -9.0 °C
    6,545 ft asl
    N
    7
    -5.2 °C
    4,997 ft asl
    N
    6
    -3.2 °C
    4,259 ft asl
    NNW
    3
    -1.2 °C
    3,517 ft asl
    WNW
    6
    0.7 °C
    2,805 ft asl
    WNW
    9
    2.2 °C
    2,093 ft asl
    W
    9
    3.0 °C
    1,414 ft asl
    W
    9
    4.3 °C
    735 ft asl
    17/12/2017 21Z
  • 17/12/2017 22Z
    N
    56
    -62.6 °C
    38,051 ft asl
    N
    69
    -59.4 °C
    33,533 ft asl
    N
    68
    -50.5 °C
    29,718 ft asl
    N
    65
    -42.4 °C
    26,362 ft asl
    N
    63
    -35.2 °C
    23,356 ft asl
    N
    59
    -29.4 °C
    20,636 ft asl
    N
    54
    -24.3 °C
    18,140 ft asl
    N
    49
    -19.7 °C
    15,840 ft asl
    N
    39
    -16.7 °C
    13,714 ft asl
    N
    27
    -14.7 °C
    11,732 ft asl
    N
    18
    -13.9 °C
    9,892 ft asl
    N
    12
    -11.6 °C
    8,166 ft asl
    N
    11
    -8.6 °C
    6,535 ft asl
    N
    7
    -4.9 °C
    4,987 ft asl
    N
    5
    -3.0 °C
    4,245 ft asl
    WNW
    5
    -1.0 °C
    3,504 ft asl
    WNW
    8
    0.9 °C
    2,792 ft asl
    W
    10
    2.3 °C
    2,080 ft asl
    WSW
    9
    3.3 °C
    1,401 ft asl
    W
    9
    4.7 °C
    722 ft asl
    17/12/2017 22Z
  • 200 hPa
    250 hPa
    300 hPa
    350 hPa
    400 hPa
    450 hPa
    500 hPa
    550 hPa
    600 hPa
    650 hPa
    700 hPa
    750 hPa
    800 hPa
    850 hPa
    875 hPa
    900 hPa
    925 hPa
    950 hPa
    975 hPa
    1000 hPa
  • 17/12/2017 23Z
    N
    53
    -62.5 °C
    38,064 ft asl
    N
    66
    -59.7 °C
    33,556 ft asl
    N
    62
    -50.5 °C
    29,741 ft asl
    N
    61
    -42.6 °C
    26,388 ft asl
    N
    61
    -35.2 °C
    23,383 ft asl
    N
    55
    -29.3 °C
    20,659 ft asl
    N
    50
    -24.1 °C
    18,163 ft asl
    N
    45
    -19.7 °C
    15,863 ft asl
    N
    39
    -16.5 °C
    13,734 ft asl
    N
    26
    -14.1 °C
    11,752 ft asl
    N
    17
    -12.9 °C
    9,905 ft asl
    N
    11
    -11.0 °C
    8,176 ft asl
    N
    9
    -8.2 °C
    6,542 ft asl
    N
    4
    -4.9 °C
    4,990 ft asl
    NW
    4
    -2.8 °C
    4,249 ft asl
    WNW
    6
    -0.9 °C
    3,507 ft asl
    WNW
    6
    1.1 °C
    2,795 ft asl
    WNW
    8
    2.3 °C
    2,083 ft asl
    WSW
    5
    3.6 °C
    1,404 ft asl
    WSW
    5
    5.0 °C
    725 ft asl
    17/12/2017 23Z
  • 18/12/2017 00Z
    N
    51
    -62.2 °C
    38,061 ft asl
    N
    59
    -60.0 °C
    33,553 ft asl
    N
    57
    -50.8 °C
    29,744 ft asl
    N
    57
    -43.0 °C
    26,394 ft asl
    N
    57
    -35.3 °C
    23,392 ft asl
    N
    54
    -29.0 °C
    20,666 ft asl
    N
    49
    -23.6 °C
    18,169 ft asl
    N
    43
    -20.5 °C
    15,869 ft asl
    N
    38
    -16.4 °C
    13,740 ft asl
    N
    27
    -14.0 °C
    11,759 ft asl
    N
    16
    -12.3 °C
    9,908 ft asl
    N
    10
    -10.3 °C
    8,176 ft asl
    N
    8
    -7.6 °C
    6,535 ft asl
    NNW
    3
    -4.7 °C
    4,984 ft asl
    WNW
    4
    -2.7 °C
    4,242 ft asl
    WNW
    5
    -0.6 °C
    3,497 ft asl
    NNW
    3
    0.7 °C
    2,785 ft asl
    N
    3
    2.0 °C
    2,073 ft asl
    SW
    2
    3.4 °C
    1,394 ft asl
    SW
    2
    4.7 °C
    715 ft asl
    18/12/2017 00Z
  • 18/12/2017 01Z
    N
    52
    -61.7 °C
    38,104 ft asl
    N
    55
    -60.3 °C
    33,589 ft asl
    N
    53
    -51.0 °C
    29,783 ft asl
    N
    51
    -43.1 °C
    26,437 ft asl
    N
    50
    -35.4 °C
    23,438 ft asl
    N
    50
    -29.1 °C
    20,715 ft asl
    N
    47
    -23.5 °C
    18,215 ft asl
    N
    43
    -20.3 °C
    15,912 ft asl
    N
    37
    -16.2 °C
    13,783 ft asl
    N
    27
    -13.5 °C
    11,798 ft asl
    N
    16
    -11.5 °C
    9,941 ft asl
    N
    9
    -9.4 °C
    8,202 ft asl
    N
    5
    -6.6 °C
    6,562 ft asl
    N
    2
    -3.9 °C
    5,000 ft asl
    WSW
    2
    -2.2 °C
    4,259 ft asl
    W
    4
    -0.4 °C
    3,514 ft asl
    SE
    1
    0.5 °C
    2,805 ft asl
    SE
    4
    1.6 °C
    2,093 ft asl
    SSE
    4
    3.0 °C
    1,414 ft asl
    SSE
    4
    4.3 °C
    732 ft asl
    18/12/2017 01Z
  • 18/12/2017 02Z
    N
    54
    -61.5 °C
    38,107 ft asl
    N
    50
    -60.5 °C
    33,583 ft asl
    N
    49
    -51.3 °C
    29,783 ft asl
    N
    48
    -43.2 °C
    26,440 ft asl
    N
    46
    -35.7 °C
    23,442 ft asl
    N
    45
    -29.3 °C
    20,722 ft asl
    N
    46
    -24.1 °C
    18,225 ft asl
    N
    42
    -19.6 °C
    15,922 ft asl
    N
    37
    -16.4 °C
    13,793 ft asl
    N
    28
    -13.0 °C
    11,808 ft asl
    NNW
    14
    -10.8 °C
    9,948 ft asl
    NNW
    7
    -8.9 °C
    8,202 ft asl
    NNW
    4
    -6.0 °C
    6,558 ft asl
    N
    2
    -3.3 °C
    4,993 ft asl
    SSW
    1
    -1.6 °C
    4,249 ft asl
    WSW
    2
    -0.1 °C
    3,504 ft asl
    SSE
    2
    0.9 °C
    2,792 ft asl
    SE
    7
    1.6 °C
    2,080 ft asl
    SSE
    5
    2.5 °C
    1,401 ft asl
    SSE
    5
    3.9 °C
    722 ft asl
    18/12/2017 02Z
  • 18/12/2017 03Z
    N
    52
    -61.4 °C
    38,054 ft asl
    N
    50
    -59.4 °C
    33,520 ft asl
    N
    45
    -51.9 °C
    29,721 ft asl
    N
    47
    -43.7 °C
    26,385 ft asl
    N
    48
    -36.1 °C
    23,396 ft asl
    N
    46
    -29.8 °C
    20,679 ft asl
    N
    46
    -24.0 °C
    18,186 ft asl
    N
    42
    -19.8 °C
    15,883 ft asl
    N
    37
    -16.3 °C
    13,753 ft asl
    N
    30
    -12.6 °C
    11,765 ft asl
    N
    17
    -10.1 °C
    9,902 ft asl
    NW
    7
    -8.5 °C
    8,156 ft asl
    WNW
    2
    -5.8 °C
    6,506 ft asl
    ESE
    1
    -3.1 °C
    4,944 ft asl
    ESE
    3
    -1.5 °C
    4,199 ft asl
    SSE
    2
    0.0 °C
    3,451 ft asl
    SE
    3
    1.0 °C
    2,740 ft asl
    SE
    9
    1.8 °C
    2,028 ft asl
    S
    3
    3.1 °C
    1,348 ft asl
    S
    4
    4.4 °C
    669 ft asl
    18/12/2017 03Z
  • 18/12/2017 04Z
    N
    52
    -61.0 °C
    38,074 ft asl
    N
    54
    -59.1 °C
    33,527 ft asl
    N
    55
    -52.2 °C
    29,728 ft asl
    N
    50
    -43.9 °C
    26,394 ft asl
    N
    48
    -36.8 °C
    23,409 ft asl
    N
    45
    -29.9 °C
    20,702 ft asl
    N
    46
    -23.8 °C
    18,205 ft asl
    N
    42
    -18.9 °C
    15,899 ft asl
    N
    35
    -16.0 °C
    13,763 ft asl
    N
    29
    -12.5 °C
    11,775 ft asl
    N
    20
    -9.7 °C
    9,908 ft asl
    NNW
    10
    -8.2 °C
    8,159 ft asl
    W
    2
    -5.7 °C
    6,509 ft asl
    SE
    3
    -3.0 °C
    4,944 ft asl
    SE
    5
    -1.4 °C
    4,199 ft asl
    SE
    3
    0.1 °C
    3,455 ft asl
    SE
    4
    1.1 °C
    2,743 ft asl
    SE
    9
    1.7 °C
    2,031 ft asl
    NW
    2
    2.8 °C
    1,352 ft asl
    WSW
    1
    4.1 °C
    673 ft asl
    18/12/2017 04Z
  • 18/12/2017 05Z
    N
    53
    -60.9 °C
    38,127 ft asl
    N
    66
    -59.2 °C
    33,579 ft asl
    N
    57
    -52.1 °C
    29,777 ft asl
    N
    54
    -44.2 °C
    26,447 ft asl
    N
    51
    -36.5 °C
    23,461 ft asl
    N
    45
    -30.0 °C
    20,751 ft asl
    N
    43
    -23.9 °C
    18,258 ft asl
    N
    45
    -18.6 °C
    15,951 ft asl
    N
    36
    -15.4 °C
    13,812 ft asl
    N
    29
    -12.5 °C
    11,821 ft asl
    N
    21
    -9.2 °C
    9,954 ft asl
    N
    16
    -7.6 °C
    8,199 ft asl
    NW
    3
    -5.5 °C
    6,549 ft asl
    SE
    3
    -2.9 °C
    4,984 ft asl
    SE
    5
    -1.3 °C
    4,239 ft asl
    SE
    5
    0.1 °C
    3,491 ft asl
    SE
    5
    1.2 °C
    2,779 ft asl
    SE
    8
    1.9 °C
    2,067 ft asl
    NW
    4
    2.1 °C
    1,388 ft asl
    NW
    3
    3.4 °C
    709 ft asl
    18/12/2017 05Z
  • 18/12/2017 06Z
    N
    55
    -61.2 °C
    38,140 ft asl
    N
    72
    -58.9 °C
    33,593 ft asl
    N
    59
    -52.2 °C
    29,790 ft asl
    N
    50
    -44.2 °C
    26,460 ft asl
    N
    48
    -36.7 °C
    23,478 ft asl
    N
    44
    -30.1 °C
    20,768 ft asl
    N
    42
    -24.2 °C
    18,278 ft asl
    N
    41
    -19.2 °C
    15,974 ft asl
    N
    36
    -15.2 °C
    13,835 ft asl
    N
    30
    -12.4 °C
    11,841 ft asl
    N
    21
    -9.2 °C
    9,974 ft asl
    N
    17
    -7.3 °C
    8,219 ft asl
    NNW
    5
    -5.4 °C
    6,565 ft asl
    SE
    3
    -2.8 °C
    5,000 ft asl
    SE
    5
    -1.4 °C
    4,255 ft asl
    SE
    4
    -0.1 °C
    3,507 ft asl
    ESE
    5
    1.0 °C
    2,795 ft asl
    SE
    5
    1.3 °C
    2,083 ft asl
    WNW
    3
    1.7 °C
    1,407 ft asl
    WNW
    3
    3.0 °C
    728 ft asl
    18/12/2017 06Z
  • 18/12/2017 07Z
    N
    59
    -61.2 °C
    38,097 ft asl
    N
    77
    -59.0 °C
    33,550 ft asl
    N
    62
    -52.2 °C
    29,747 ft asl
    N
    51
    -44.1 °C
    26,417 ft asl
    N
    49
    -36.2 °C
    23,428 ft asl
    N
    43
    -30.3 °C
    20,719 ft asl
    N
    39
    -24.9 °C
    18,232 ft asl
    N
    38
    -19.4 °C
    15,935 ft asl
    N
    35
    -15.5 °C
    13,796 ft asl
    N
    30
    -12.1 °C
    11,804 ft asl
    N
    20
    -9.3 °C
    9,934 ft asl
    N
    16
    -6.9 °C
    8,176 ft asl
    NW
    6
    -5.0 °C
    6,522 ft asl
    SSW
    2
    -2.5 °C
    4,954 ft asl
    SSE
    4
    -1.4 °C
    4,209 ft asl
    SE
    3
    -0.3 °C
    3,461 ft asl
    SE
    4
    0.8 °C
    2,749 ft asl
    SSW
    4
    1.5 °C
    2,037 ft asl
    WNW
    2
    2.5 °C
    1,362 ft asl
    WNW
    2
    3.9 °C
    682 ft asl
    18/12/2017 07Z
  • 18/12/2017 08Z
    N
    63
    -61.3 °C
    38,114 ft asl
    N
    82
    -58.6 °C
    33,560 ft asl
    N
    69
    -52.1 °C
    29,751 ft asl
    N
    53
    -44.3 °C
    26,424 ft asl
    N
    49
    -36.6 °C
    23,438 ft asl
    N
    43
    -30.7 °C
    20,732 ft asl
    N
    41
    -25.2 °C
    18,248 ft asl
    N
    42
    -19.6 °C
    15,955 ft asl
    N
    41
    -15.1 °C
    13,816 ft asl
    N
    35
    -11.3 °C
    11,818 ft asl
    N
    24
    -8.5 °C
    9,941 ft asl
    N
    18
    -5.9 °C
    8,179 ft asl
    NNW
    6
    -3.8 °C
    6,516 ft asl
    WSW
    3
    -1.5 °C
    4,944 ft asl
    SSW
    3
    -0.5 °C
    4,196 ft asl
    SSE
    4
    0.2 °C
    3,448 ft asl
    SSE
    5
    1.2 °C
    2,736 ft asl
    SSW
    3
    2.2 °C
    2,021 ft asl
    E
    3
    2.9 °C
    1,342 ft asl
    ESE
    2
    4.2 °C
    663 ft asl
    18/12/2017 08Z
  • 18/12/2017 09Z
    N
    66
    -61.2 °C
    38,182 ft asl
    N
    90
    -57.6 °C
    33,612 ft asl
    N
    75
    -51.8 °C
    29,787 ft asl
    N
    52
    -44.8 °C
    26,460 ft asl
    N
    50
    -37.1 °C
    23,484 ft asl
    N
    42
    -31.0 °C
    20,781 ft asl
    N
    39
    -25.5 °C
    18,304 ft asl
    N
    40
    -20.2 °C
    16,010 ft asl
    N
    43
    -15.5 °C
    13,878 ft asl
    N
    36
    -10.8 °C
    11,880 ft asl
    N
    23
    -7.5 °C
    9,997 ft asl
    N
    17
    -5.3 °C
    8,228 ft asl
    NNW
    5
    -3.3 °C
    6,562 ft asl
    W
    5
    -0.8 °C
    4,984 ft asl
    WSW
    4
    0.4 °C
    4,236 ft asl
    SSW
    2
    1.0 °C
    3,484 ft asl
    SSE
    4
    1.9 °C
    2,769 ft asl
    SE
    4
    2.7 °C
    2,054 ft asl
    ESE
    3
    3.3 °C
    1,375 ft asl
    ESE
    3
    4.7 °C
    692 ft asl
    18/12/2017 09Z
  • 18/12/2017 10Z
    N
    69
    -60.8 °C
    38,169 ft asl
    N
    97
    -57.3 °C
    33,593 ft asl
    N
    83
    -51.1 °C
    29,760 ft asl
    N
    55
    -44.8 °C
    26,427 ft asl
    N
    51
    -37.3 °C
    23,455 ft asl
    N
    46
    -31.3 °C
    20,751 ft asl
    N
    40
    -26.2 °C
    18,281 ft asl
    N
    39
    -20.6 °C
    15,994 ft asl
    N
    39
    -15.6 °C
    13,862 ft asl
    N
    31
    -10.9 °C
    11,864 ft asl
    N
    25
    -7.7 °C
    9,984 ft asl
    NNW
    15
    -5.2 °C
    8,215 ft asl
    NW
    5
    -3.0 °C
    6,545 ft asl
    W
    7
    -0.3 °C
    4,967 ft asl
    W
    7
    1.0 °C
    4,216 ft asl
    W
    2
    1.6 °C
    3,461 ft asl
    SSE
    3
    2.3 °C
    2,746 ft asl
    SE
    4
    2.9 °C
    2,031 ft asl
    SE
    1
    3.6 °C
    1,348 ft asl
    SE
    1
    4.9 °C
    666 ft asl
    18/12/2017 10Z
  • 18/12/2017 11Z
    N
    70
    -60.9 °C
    38,140 ft asl
    N
    103
    -56.9 °C
    33,563 ft asl
    N
    91
    -49.9 °C
    29,715 ft asl
    N
    63
    -44.4 °C
    26,368 ft asl
    N
    49
    -38.2 °C
    23,399 ft asl
    N
    46
    -31.8 °C
    20,705 ft asl
    N
    40
    -26.4 °C
    18,238 ft asl
    N
    43
    -21.1 °C
    15,955 ft asl
    N
    35
    -15.7 °C
    13,825 ft asl
    N
    34
    -11.0 °C
    11,827 ft asl
    N
    21
    -7.3 °C
    9,944 ft asl
    NNW
    19
    -4.9 °C
    8,176 ft asl
    N
    9
    -2.5 °C
    6,506 ft asl
    WNW
    7
    0.3 °C
    4,921 ft asl
    WNW
    7
    1.9 °C
    4,167 ft asl
    WNW
    3
    2.6 °C
    3,412 ft asl
    SE
    2
    3.1 °C
    2,694 ft asl
    ESE
    2
    3.5 °C
    1,975 ft asl
    N
    2
    4.5 °C
    1,293 ft asl
    N
    2
    5.8 °C
    607 ft asl
    18/12/2017 11Z
  • 18/12/2017 12Z
    N
    72
    -60.5 °C
    38,159 ft asl
    N
    109
    -56.8 °C
    33,573 ft asl
    N
    101
    -49.2 °C
    29,721 ft asl
    N
    70
    -44.2 °C
    26,365 ft asl
    N
    54
    -39.2 °C
    23,399 ft asl
    N
    48
    -32.0 °C
    20,715 ft asl
    N
    40
    -25.9 °C
    18,241 ft asl
    NNW
    33
    -20.6 °C
    15,955 ft asl
    N
    31
    -16.0 °C
    13,822 ft asl
    N
    32
    -11.9 °C
    11,831 ft asl
    N
    29
    -7.8 °C
    9,954 ft asl
    NNW
    24
    -4.1 °C
    8,186 ft asl
    NW
    15
    -1.7 °C
    6,506 ft asl
    W
    8
    1.2 °C
    4,918 ft asl
    W
    7
    2.6 °C
    4,160 ft asl
    WSW
    3
    3.1 °C
    3,402 ft asl
    S
    3
    3.3 °C
    2,687 ft asl
    SW
    2
    3.4 °C
    1,969 ft asl
    NW
    3
    4.4 °C
    1,283 ft asl
    NW
    3
    5.7 °C
    594 ft asl
    18/12/2017 12Z
  • 18/12/2017 13Z
    N
    74
    -60.1 °C
    38,159 ft asl
    N
    110
    -57.0 °C
    33,573 ft asl
    N
    105
    -49.0 °C
    29,718 ft asl
    N
    73
    -43.2 °C
    26,355 ft asl
    N
    64
    -39.0 °C
    23,379 ft asl
    N
    51
    -32.4 °C
    20,699 ft asl
    N
    40
    -25.8 °C
    18,228 ft asl
    N
    33
    -21.1 °C
    15,938 ft asl
    N
    35
    -16.5 °C
    13,816 ft asl
    N
    35
    -11.5 °C
    11,824 ft asl
    N
    37
    -7.3 °C
    9,944 ft asl
    N
    24
    -3.9 °C
    8,169 ft asl
    NW
    15
    -0.8 °C
    6,490 ft asl
    WNW
    11
    2.1 °C
    4,895 ft asl
    W
    6
    3.7 °C
    4,137 ft asl
    W
    1
    3.6 °C
    3,376 ft asl
    ESE
    1
    3.6 °C
    2,657 ft asl
    N
    3
    3.4 °C
    1,939 ft asl
    N
    5
    4.4 °C
    1,253 ft asl
    N
    5
    5.7 °C
    564 ft asl
    18/12/2017 13Z
  • 18/12/2017 14Z
    N
    75
    -59.6 °C
    38,150 ft asl
    N
    111
    -57.3 °C
    33,560 ft asl
    N
    106
    -49.1 °C
    29,711 ft asl
    N
    81
    -42.9 °C
    26,345 ft asl
    N
    69
    -37.2 °C
    23,356 ft asl
    N
    56
    -32.6 °C
    20,669 ft asl
    N
    43
    -26.8 °C
    18,205 ft asl
    N
    35
    -21.2 °C
    15,922 ft asl
    N
    36
    -16.1 °C
    13,796 ft asl
    N
    37
    -11.8 °C
    11,804 ft asl
    N
    37
    -7.4 °C
    9,928 ft asl
    N
    24
    -3.5 °C
    8,153 ft asl
    NNW
    18
    -0.8 °C
    6,470 ft asl
    WNW
    13
    2.3 °C
    4,875 ft asl
    WNW
    8
    3.8 °C
    4,117 ft asl
    NNW
    1
    3.3 °C
    3,356 ft asl
    WNW
    0
    3.6 °C
    2,638 ft asl
    NNW
    3
    3.0 °C
    1,919 ft asl
    NW
    4
    4.0 °C
    1,234 ft asl
    NW
    4
    5.3 °C
    545 ft asl
    18/12/2017 14Z
  • 18/12/2017 15Z
    N
    78
    -60.1 °C
    38,150 ft asl
    N
    109
    -57.3 °C
    33,570 ft asl
    N
    105
    -49.0 °C
    29,721 ft asl
    N
    90
    -42.0 °C
    26,348 ft asl
    N
    66
    -36.5 °C
    23,353 ft asl
    N
    59
    -31.3 °C
    20,646 ft asl
    N
    47
    -26.6 °C
    18,176 ft asl
    N
    36
    -21.8 °C
    15,899 ft asl
    N
    37
    -16.7 °C
    13,776 ft asl
    N
    35
    -12.0 °C
    11,788 ft asl
    N
    35
    -7.4 °C
    9,911 ft asl
    N
    36
    -3.2 °C
    8,136 ft asl
    NNW
    21
    -0.3 °C
    6,450 ft asl
    WNW
    12
    2.3 °C
    4,852 ft asl
    WNW
    9
    3.8 °C
    4,094 ft asl
    WNW
    3
    3.1 °C
    3,333 ft asl
    WNW
    4
    3.4 °C
    2,618 ft asl
    WNW
    7
    3.1 °C
    1,900 ft asl
    W
    5
    4.2 °C
    1,214 ft asl
    W
    5
    5.5 °C
    525 ft asl
    18/12/2017 15Z
  • 18/12/2017 16Z
    N
    79
    -60.1 °C
    38,146 ft asl
    N
    108
    -57.1 °C
    33,563 ft asl
    N
    109
    -48.9 °C
    29,711 ft asl
    N
    96
    -41.5 °C
    26,339 ft asl
    N
    74
    -36.0 °C
    23,330 ft asl
    N
    56
    -30.7 °C
    20,623 ft asl
    N
    49
    -26.0 °C
    18,143 ft asl
    N
    42
    -22.0 °C
    15,863 ft asl
    N
    39
    -17.0 °C
    13,747 ft asl
    N
    37
    -12.3 °C
    11,762 ft asl
    N
    39
    -7.6 °C
    9,888 ft asl
    NNW
    31
    -3.9 °C
    8,117 ft asl
    NNW
    22
    -0.1 °C
    6,434 ft asl
    NW
    14
    2.3 °C
    4,833 ft asl
    WNW
    9
    3.8 °C
    4,075 ft asl
    WNW
    3
    3.1 °C
    3,314 ft asl
    WNW
    4
    3.0 °C
    2,598 ft asl
    NNW
    5
    2.6 °C
    1,880 ft asl
    NNW
    2
    3.7 °C
    1,194 ft asl
    NNW
    2
    5.1 °C
    509 ft asl
    18/12/2017 16Z
  • 18/12/2017 17Z
    N
    79
    -59.9 °C
    38,153 ft asl
    N
    106
    -56.4 °C
    33,553 ft asl
    N
    111
    -48.7 °C
    29,698 ft asl
    N
    101
    -41.1 °C
    26,319 ft asl
    N
    84
    -35.3 °C
    23,307 ft asl
    N
    60
    -30.7 °C
    20,594 ft asl
    N
    49
    -25.5 °C
    18,114 ft asl
    N
    43
    -21.4 °C
    15,827 ft asl
    N
    42
    -17.3 °C
    13,707 ft asl
    N
    38
    -13.1 °C
    11,729 ft asl
    N
    37
    -9.3 °C
    9,862 ft asl
    NNW
    25
    -5.1 °C
    8,100 ft asl
    NNW
    19
    -1.5 °C
    6,424 ft asl
    NW
    14
    0.3 °C
    4,836 ft asl
    NNW
    10
    0.8 °C
    4,085 ft asl
    NNW
    8
    0.0 °C
    3,330 ft asl
    N
    10
    0.6 °C
    2,621 ft asl
    N
    10
    1.3 °C
    1,909 ft asl
    N
    2
    2.5 °C
    1,227 ft asl
    N
    2
    3.9 °C
    545 ft asl
    18/12/2017 17Z
  • 18/12/2017 18Z
    N
    76
    -58.8 °C
    38,159 ft asl
    N
    102
    -55.3 °C
    33,537 ft asl
    N
    112
    -48.5 °C
    29,669 ft asl
    N
    106
    -41.0 °C
    26,289 ft asl
    N
    91
    -34.9 °C
    23,271 ft asl
    N
    66
    -30.8 °C
    20,558 ft asl
    N
    49
    -26.1 °C
    18,081 ft asl
    N
    44
    -20.9 °C
    15,797 ft asl
    N
    39
    -17.2 °C
    13,675 ft asl
    N
    35
    -13.9 °C
    11,696 ft asl
    N
    30
    -10.6 °C
    9,839 ft asl
    N
    29
    -6.5 °C
    8,087 ft asl
    N
    17
    -3.2 °C
    6,421 ft asl
    NNW
    13
    -2.9 °C
    4,843 ft asl
    NNW
    12
    -2.7 °C
    4,101 ft asl
    NNW
    10
    -1.7 °C
    3,356 ft asl
    NNW
    6
    -0.7 °C
    2,648 ft asl
    NW
    4
    -0.1 °C
    1,939 ft asl
    WNW
    9
    0.9 °C
    1,263 ft asl
    WNW
    9
    2.2 °C
    584 ft asl
    18/12/2017 18Z
  • 18/12/2017 19Z
    N
    72
    -57.4 °C
    38,156 ft asl
    N
    96
    -54.0 °C
    33,504 ft asl
    N
    109
    -48.2 °C
    29,623 ft asl
    N
    105
    -41.1 °C
    26,243 ft asl
    N
    91
    -34.9 °C
    23,228 ft asl
    N
    63
    -31.0 °C
    20,512 ft asl
    N
    49
    -26.9 °C
    18,041 ft asl
    N
    40
    -21.7 °C
    15,768 ft asl
    N
    35
    -17.5 °C
    13,648 ft asl
    N
    31
    -14.6 °C
    11,673 ft asl
    N
    25
    -11.6 °C
    9,823 ft asl
    N
    22
    -7.6 °C
    8,077 ft asl
    N
    27
    -4.9 °C
    6,421 ft asl
    N
    14
    -4.1 °C
    4,852 ft asl
    N
    14
    -3.6 °C
    4,114 ft asl
    N
    11
    -2.1 °C
    3,373 ft asl
    NNW
    7
    -1.4 °C
    2,667 ft asl
    WNW
    7
    -1.1 °C
    1,959 ft asl
    WNW
    11
    0.1 °C
    1,283 ft asl
    WNW
    11
    1.4 °C
    607 ft asl
    18/12/2017 19Z
  • 18/12/2017 20Z
    N
    70
    -56.9 °C
    38,159 ft asl
    N
    89
    -52.3 °C
    33,481 ft asl
    N
    103
    -47.5 °C
    29,577 ft asl
    N
    95
    -41.5 °C
    26,194 ft asl
    N
    74
    -36.3 °C
    23,192 ft asl
    N
    57
    -31.9 °C
    20,489 ft asl
    N
    45
    -27.5 °C
    18,025 ft asl
    N
    37
    -23.1 °C
    15,758 ft asl
    N
    30
    -17.9 °C
    13,648 ft asl
    N
    25
    -14.8 °C
    11,673 ft asl
    N
    23
    -12.6 °C
    9,826 ft asl
    NNE
    25
    -8.6 °C
    8,087 ft asl
    N
    24
    -6.1 °C
    6,437 ft asl
    N
    18
    -4.9 °C
    4,879 ft asl
    N
    16
    -3.9 °C
    4,140 ft asl
    N
    13
    -3.3 °C
    3,399 ft asl
    N
    10
    -1.9 °C
    2,694 ft asl
    WNW
    8
    -0.6 °C
    1,988 ft asl
    WNW
    11
    0.6 °C
    1,312 ft asl
    WNW
    11
    1.9 °C
    636 ft asl
    18/12/2017 20Z
  • 18/12/2017 21Z
    N
    69
    -56.7 °C
    38,159 ft asl
    N
    85
    -51.1 °C
    33,465 ft asl
    N
    89
    -46.8 °C
    29,544 ft asl
    N
    79
    -42.2 °C
    26,161 ft asl
    N
    64
    -37.2 °C
    23,166 ft asl
    N
    47
    -33.4 °C
    20,482 ft asl
    NNE
    41
    -28.5 °C
    18,031 ft asl
    NNE
    35
    -23.4 °C
    15,768 ft asl
    NNE
    30
    -18.3 °C
    13,661 ft asl
    NNE
    24
    -15.5 °C
    11,690 ft asl
    NE
    16
    -12.9 °C
    9,849 ft asl
    NE
    27
    -9.9 °C
    8,114 ft asl
    NE
    27
    -6.6 °C
    6,470 ft asl
    N
    19
    -5.2 °C
    4,915 ft asl
    N
    15
    -4.2 °C
    4,177 ft asl
    NNW
    11
    -3.5 °C
    3,438 ft asl
    NNW
    10
    -1.4 °C
    2,733 ft asl
    NW
    11
    -0.3 °C
    2,028 ft asl
    W
    10
    1.2 °C
    1,352 ft asl
    W
    10
    2.5 °C
    676 ft asl
    18/12/2017 21Z
  • 18/12/2017 22Z
    N
    66
    -55.9 °C
    38,166 ft asl
    N
    75
    -51.0 °C
    33,458 ft asl
    NNE
    72
    -46.9 °C
    29,534 ft asl
    NNE
    67
    -42.1 °C
    26,152 ft asl
    NNE
    57
    -37.6 °C
    23,159 ft asl
    NNE
    41
    -33.6 °C
    20,476 ft asl
    NNE
    34
    -28.8 °C
    18,028 ft asl
    NNE
    30
    -23.6 °C
    15,768 ft asl
    NNE
    30
    -19.2 °C
    13,665 ft asl
    NNE
    23
    -16.4 °C
    11,703 ft asl
    NNE
    21
    -13.9 °C
    9,865 ft asl
    NE
    29
    -11.1 °C
    8,140 ft asl
    NE
    32
    -7.4 °C
    6,503 ft asl
    NNE
    25
    -4.1 °C
    4,944 ft asl
    N
    11
    -4.2 °C
    4,206 ft asl
    NNW
    10
    -3.2 °C
    3,465 ft asl
    NW
    12
    -1.6 °C
    2,759 ft asl
    WNW
    14
    0.1 °C
    2,054 ft asl
    W
    10
    1.4 °C
    1,378 ft asl
    W
    10
    2.8 °C
    702 ft asl
    18/12/2017 22Z
  • 200 hPa
    250 hPa
    300 hPa
    350 hPa
    400 hPa
    450 hPa
    500 hPa
    550 hPa
    600 hPa
    650 hPa
    700 hPa
    750 hPa
    800 hPa
    850 hPa
    875 hPa
    900 hPa
    925 hPa
    950 hPa
    975 hPa
    1000 hPa
  • 18/12/2017 23Z
    NNE
    68
    -56.8 °C
    38,182 ft asl
    NNE
    75
    -54.1 °C
    33,510 ft asl
    NNE
    75
    -47.3 °C
    29,623 ft asl
    NE
    69
    -39.4 °C
    26,217 ft asl
    NE
    57
    -35.3 °C
    23,192 ft asl
    NNE
    43
    -32.3 °C
    20,489 ft asl
    NE
    32
    -28.6 °C
    18,035 ft asl
    NE
    27
    -23.6 °C
    15,774 ft asl
    NE
    27
    -19.1 °C
    13,671 ft asl
    NNE
    26
    -16.9 °C
    11,709 ft asl
    NNE
    16
    -13.5 °C
    9,875 ft asl
    NNE
    24
    -10.6 °C
    8,146 ft asl
    NNE
    34
    -7.3 °C
    6,506 ft asl
    NNE
    26
    -3.8 °C
    4,951 ft asl
    N
    17
    -3.2 °C
    4,209 ft asl
    NNW
    11
    -1.9 °C
    3,468 ft asl
    NW
    16
    -1.1 °C
    2,762 ft asl
    WNW
    16
    0.6 °C
    2,054 ft asl
    W
    12
    2.2 °C
    1,378 ft asl
    W
    12
    3.5 °C
    699 ft asl
    18/12/2017 23Z
  • 19/12/2017 00Z
    NNE
    69
    -58.1 °C
    38,215 ft asl
    NNE
    74
    -54.8 °C
    33,576 ft asl
    NNE
    69
    -49.2 °C
    29,715 ft asl
    NNE
    64
    -40.9 °C
    26,339 ft asl
    NE
    63
    -32.4 °C
    23,304 ft asl
    NE
    50
    -29.2 °C
    20,564 ft asl
    NE
    37
    -26.5 °C
    18,081 ft asl
    NE
    30
    -22.4 °C
    15,807 ft asl
    NE
    26
    -18.1 °C
    13,694 ft asl
    NE
    22
    -15.5 °C
    11,722 ft asl
    NNE
    15
    -13.4 °C
    9,882 ft asl
    NNE
    21
    -10.2 °C
    8,153 ft asl
    NNE
    29
    -7.5 °C
    6,512 ft asl
    NNE
    29
    -4.9 °C
    4,957 ft asl
    NNE
    19
    -3.1 °C
    4,216 ft asl
    N
    13
    -1.0 °C
    3,474 ft asl
    NW
    14
    0.1 °C
    2,766 ft asl
    WNW
    16
    1.4 °C
    2,057 ft asl
    W
    14
    3.0 °C
    1,378 ft asl
    W
    14
    4.3 °C
    699 ft asl
    19/12/2017 00Z
  • 19/12/2017 01Z
    NNE
    71
    -58.9 °C
    38,268 ft asl
    NNE
    77
    -55.4 °C
    33,645 ft asl
    NNE
    61
    -49.8 °C
    29,787 ft asl
    NNE
    61
    -41.7 °C
    26,424 ft asl
    NNE
    59
    -34.1 °C
    23,412 ft asl
    NE
    52
    -27.4 °C
    20,666 ft asl
    NE
    41
    -24.2 °C
    18,163 ft asl
    NE
    34
    -20.5 °C
    15,869 ft asl
    NE
    28
    -17.1 °C
    13,743 ft asl
    NE
    22
    -14.9 °C
    11,768 ft asl
    NNE
    18
    -13.3 °C
    9,925 ft asl
    NNE
    18
    -10.3 °C
    8,192 ft asl
    NNE
    24
    -7.5 °C
    6,555 ft asl
    NNE
    31
    -4.7 °C
    5,000 ft asl
    NNE
    22
    -3.5 °C
    4,259 ft asl
    N
    16
    -1.5 °C
    3,517 ft asl
    N
    14
    0.6 °C
    2,808 ft asl
    NW
    14
    2.4 °C
    2,096 ft asl
    W
    14
    3.7 °C
    1,417 ft asl
    W
    14
    5.0 °C
    735 ft asl
    19/12/2017 01Z
  • 19/12/2017 02Z
    NNE
    70
    -59.1 °C
    38,255 ft asl
    NNE
    78
    -55.8 °C
    33,638 ft asl
    NNE
    69
    -49.3 °C
    29,783 ft asl
    NNE
    58
    -43.0 °C
    26,424 ft asl
    NNE
    56
    -35.5 °C
    23,419 ft asl
    NNE
    51
    -28.0 °C
    20,692 ft asl
    NE
    42
    -23.3 °C
    18,182 ft asl
    NE
    38
    -19.3 °C
    15,879 ft asl
    NE
    30
    -15.8 °C
    13,743 ft asl
    NE
    23
    -14.3 °C
    11,759 ft asl
    NE
    17
    -13.2 °C
    9,915 ft asl
    NNE
    16
    -10.6 °C
    8,186 ft asl
    NE
    17
    -7.2 °C
    6,545 ft asl
    NNE
    28
    -4.5 °C
    4,990 ft asl
    NNE
    23
    -3.6 °C
    4,252 ft asl
    N
    15
    -2.1 °C
    3,510 ft asl
    N
    12
    0.0 °C
    2,802 ft asl
    N
    11
    2.1 °C
    2,090 ft asl
    WNW
    10
    3.5 °C
    1,411 ft asl
    WNW
    10
    4.9 °C
    732 ft asl
    19/12/2017 02Z
  • 19/12/2017 03Z
    NNE
    69
    -59.5 °C
    38,278 ft asl
    NNE
    79
    -55.7 °C
    33,661 ft asl
    NNE
    75
    -49.9 °C
    29,810 ft asl
    NNE
    66
    -42.7 °C
    26,453 ft asl
    NNE
    56
    -35.8 °C
    23,455 ft asl
    NNE
    52
    -29.0 °C
    20,738 ft asl
    NNE
    44
    -22.6 °C
    18,232 ft asl
    NNE
    38
    -18.3 °C
    15,915 ft asl
    NNE
    32
    -14.9 °C
    13,773 ft asl
    NE
    24
    -13.1 °C
    11,781 ft asl
    NE
    19
    -12.5 °C
    9,928 ft asl
    NNE
    15
    -10.6 °C
    8,199 ft asl
    N
    14
    -7.6 °C
    6,558 ft asl
    N
    25
    -4.5 °C
    5,003 ft asl
    N
    24
    -3.2 °C
    4,262 ft asl
    N
    14
    -2.1 °C
    3,520 ft asl
    N
    9
    -0.2 °C
    2,812 ft asl
    N
    9
    1.9 °C
    2,103 ft asl
    WNW
    9
    3.4 °C
    1,424 ft asl
    WNW
    9
    4.7 °C
    745 ft asl
    19/12/2017 03Z
  • 19/12/2017 04Z
    NNE
    75
    -60.0 °C
    38,297 ft asl
    NNE
    82
    -56.0 °C
    33,691 ft asl
    NNE
    77
    -50.7 °C
    29,846 ft asl
    NNE
    75
    -42.7 °C
    26,499 ft asl
    NNE
    62
    -35.7 °C
    23,497 ft asl
    NNE
    52
    -29.4 °C
    20,778 ft asl
    NNE
    45
    -22.5 °C
    18,278 ft asl
    NNE
    41
    -17.2 °C
    15,958 ft asl
    NNE
    33
    -14.4 °C
    13,809 ft asl
    NNE
    27
    -12.3 °C
    11,811 ft asl
    NE
    21
    -12.0 °C
    9,954 ft asl
    NE
    19
    -9.8 °C
    8,215 ft asl
    NNE
    19
    -7.6 °C
    6,578 ft asl
    N
    21
    -4.4 °C
    5,023 ft asl
    N
    20
    -2.8 °C
    4,281 ft asl
    N
    12
    -2.1 °C
    3,540 ft asl
    NNW
    8
    -0.3 °C
    2,831 ft asl
    NNW
    6
    1.7 °C
    2,123 ft asl
    W
    6
    3.4 °C
    1,444 ft asl
    W
    6
    4.7 °C
    761 ft asl
    19/12/2017 04Z
  • 19/12/2017 05Z
    NNE
    81
    -60.8 °C
    38,314 ft asl
    NNE
    84
    -56.6 °C
    33,717 ft asl
    NNE
    87
    -51.0 °C
    29,885 ft asl
    NNE
    72
    -43.2 °C
    26,542 ft asl
    NNE
    71
    -34.9 °C
    23,540 ft asl
    NNE
    58
    -29.1 °C
    20,814 ft asl
    NNE
    50
    -23.0 °C
    18,314 ft asl
    NNE
    38
    -16.9 °C
    15,994 ft asl
    NNE
    31
    -13.9 °C
    13,842 ft asl
    NNE
    25
    -12.1 °C
    11,844 ft asl
    NE
    22
    -10.9 °C
    9,980 ft asl
    NE
    17
    -9.4 °C
    8,238 ft asl
    NNE
    18
    -7.1 °C
    6,598 ft asl
    N
    14
    -4.6 °C
    5,043 ft asl
    N
    11
    -2.9 °C
    4,301 ft asl
    N
    7
    -1.5 °C
    3,560 ft asl
    NW
    4
    -0.2 °C
    2,851 ft asl
    NNW
    4
    1.7 °C
    2,139 ft asl
    WSW
    4
    3.4 °C
    1,460 ft asl
    WSW
    4
    4.7 °C
    781 ft asl
    19/12/2017 05Z
  • 19/12/2017 06Z
    NNE
    81
    -61.3 °C
    38,337 ft asl
    NNE
    85
    -57.2 °C
    33,757 ft asl
    NNE
    98
    -50.9 °C
    29,931 ft asl
    NNE
    78
    -43.1 °C
    26,585 ft asl
    NNE
    68
    -35.3 °C
    23,583 ft asl
    NNE
    63
    -28.2 °C
    20,853 ft asl
    NNE
    49
    -22.9 °C
    18,346 ft asl
    NNE
    36
    -17.5 °C
    16,033 ft asl
    NE
    29
    -13.8 °C
    13,881 ft asl
    NE
    25
    -12.0 °C
    11,880 ft asl
    NE
    20
    -10.2 °C
    10,016 ft asl
    NE
    16
    -8.8 °C
    8,271 ft asl
    NNE
    16
    -6.1 °C
    6,624 ft asl
    N
    11
    -4.1 °C
    5,066 ft asl
    NNW
    8
    -2.9 °C
    4,324 ft asl
    NNW
    5
    -1.1 °C
    3,579 ft asl
    WNW
    4
    0.7 °C
    2,871 ft asl
    WNW
    2
    2.0 °C
    2,159 ft asl
    SW
    5
    1.2 °C
    1,480 ft asl
    SW
    7
    5.0 °C
    797 ft asl
    19/12/2017 06Z
  • 19/12/2017 07Z
    NNE
    81
    -61.8 °C
    38,350 ft asl
    NNE
    89
    -58.2 °C
    33,783 ft asl
    NNE
    99
    -50.9 °C
    29,967 ft asl
    NNE
    90
    -42.2 °C
    26,611 ft asl
    NNE
    71
    -35.1 °C
    23,606 ft asl
    NNE
    64
    -28.1 °C
    20,876 ft asl
    NNE
    54
    -22.2 °C
    18,363 ft asl
    NNE
    38
    -18.1 °C
    16,047 ft asl
    NNE
    28
    -13.8 °C
    13,898 ft asl
    NE
    24
    -11.9 °C
    11,896 ft asl
    NE
    20
    -9.8 °C
    10,030 ft asl
    NE
    16
    -8.1 °C
    8,281 ft asl
    NNE
    10
    -5.4 °C
    6,631 ft asl
    N
    11
    -3.5 °C
    5,069 ft asl
    NNW
    10
    -2.0 °C
    4,324 ft asl
    WNW
    8
    -0.6 °C
    3,579 ft asl
    WNW
    7
    1.4 °C
    2,867 ft asl
    WNW
    4
    2.6 °C
    2,156 ft asl
    WSW
    3
    2.4 °C
    1,476 ft asl
    WSW
    4
    5.3 °C
    794 ft asl
    19/12/2017 07Z
  • 19/12/2017 08Z
    NNE
    81
    -62.1 °C
    38,389 ft asl
    NNE
    90
    -58.8 °C
    33,832 ft asl
    NNE
    95
    -50.8 °C
    30,020 ft asl
    NNE
    91
    -41.9 °C
    26,660 ft asl
    NNE
    75
    -34.5 °C
    23,645 ft asl
    NNE
    62
    -28.0 °C
    20,915 ft asl
    NNE
    57
    -22.2 °C
    18,399 ft asl
    NE
    42
    -18.0 °C
    16,083 ft asl
    NE
    28
    -13.7 °C
    13,934 ft asl
    NE
    23
    -11.5 °C
    11,932 ft asl
    NE
    21
    -9.4 °C
    10,062 ft asl
    NE
    16
    -7.5 °C
    8,310 ft asl
    NNE
    7
    -5.3 °C
    6,657 ft asl
    N
    9
    -3.1 °C
    5,092 ft asl
    NNW
    10
    -1.6 °C
    4,347 ft asl
    WNW
    10
    0.2 °C
    3,602 ft asl
    WNW
    9
    2.2 °C
    2,887 ft asl
    WNW
    7
    3.0 °C
    2,172 ft asl
    WNW
    3
    3.3 °C
    1,493 ft asl
    W
    2
    5.2 °C
    810 ft asl
    19/12/2017 08Z
  • 19/12/2017 09Z
    NNE
    81
    -62.1 °C
    38,435 ft asl
    NNE
    91
    -59.0 °C
    33,885 ft asl
    NNE
    93
    -50.6 °C
    30,069 ft asl
    NNE
    85
    -41.6 °C
    26,709 ft asl
    NNE
    77
    -34.2 °C
    23,694 ft asl
    NNE
    63
    -28.0 °C
    20,961 ft asl
    NNE
    55
    -21.9 °C
    18,448 ft asl
    NE
    43
    -17.4 °C
    16,129 ft asl
    NE
    31
    -14.0 °C
    13,976 ft asl
    NE
    23
    -10.9 °C
    11,972 ft asl
    NE
    21
    -8.8 °C
    10,098 ft asl
    NE
    15
    -6.8 °C
    8,343 ft asl
    N
    7
    -4.7 °C
    6,683 ft asl
    N
    6
    -2.7 °C
    5,118 ft asl
    NW
    8
    -1.0 °C
    4,373 ft asl
    NW
    9
    0.7 °C
    3,625 ft asl
    WNW
    9
    2.7 °C
    2,910 ft asl
    WNW
    9
    3.8 °C
    2,192 ft asl
    WNW
    4
    3.5 °C
    1,509 ft asl
    WNW
    2
    5.5 °C
    827 ft asl
    19/12/2017 09Z
  • 19/12/2017 10Z
    NNE
    81
    -62.6 °C
    38,468 ft asl
    NNE
    89
    -58.5 °C
    33,917 ft asl
    NNE
    92
    -50.5 °C
    30,098 ft asl
    NNE
    85
    -41.9 °C
    26,739 ft asl
    NNE
    77
    -34.3 °C
    23,720 ft asl
    NNE
    63
    -27.9 °C
    20,988 ft asl
    NNE
    55
    -21.6 °C
    18,474 ft asl
    NE
    44
    -17.4 °C
    16,148 ft asl
    NE
    31
    -14.0 °C
    13,999 ft asl
    NE
    23
    -10.7 °C
    11,995 ft asl
    NE
    15
    -8.4 °C
    10,118 ft asl
    NNE
    11
    -6.4 °C
    8,356 ft asl
    N
    9
    -4.2 °C
    6,696 ft asl
    NNW
    6
    -2.3 °C
    5,128 ft asl
    NW
    8
    -0.4 °C
    4,380 ft asl
    NW
    7
    1.3 °C
    3,632 ft asl
    NW
    8
    2.8 °C
    2,917 ft asl
    NW
    8
    3.3 °C
    2,198 ft asl
    NW
    4
    3.2 °C
    1,516 ft asl
    NNW
    2
    5.3 °C
    830 ft asl
    19/12/2017 10Z
  • 19/12/2017 11Z
    NNE
    81
    -63.2 °C
    38,481 ft asl
    NNE
    92
    -58.5 °C
    33,944 ft asl
    NNE
    96
    -50.0 °C
    30,118 ft asl
    NNE
    88
    -41.4 °C
    26,752 ft asl
    NNE
    79
    -34.3 °C
    23,734 ft asl
    NNE
    63
    -27.7 °C
    20,997 ft asl
    NNE
    57
    -21.5 °C
    18,481 ft asl
    NNE
    45
    -17.1 °C
    16,155 ft asl
    NNE
    31
    -13.8 °C
    14,003 ft asl
    NE
    22
    -10.6 °C
    12,001 ft asl
    NE
    15
    -7.6 °C
    10,121 ft asl
    NNE
    10
    -5.9 °C
    8,356 ft asl
    N
    9
    -3.6 °C
    6,693 ft asl
    NW
    6
    -1.7 °C
    5,118 ft asl
    NW
    7
    0.0 °C
    4,370 ft asl
    WNW
    6
    1.8 °C
    3,619 ft asl
    NW
    5
    2.9 °C
    2,904 ft asl
    NW
    4
    3.0 °C
    2,185 ft asl
    NW
    2
    3.8 °C
    1,503 ft asl
    NNW
    2
    4.9 °C
    817 ft asl
    19/12/2017 11Z
  • 19/12/2017 12Z
    NNE
    79
    -63.8 °C
    38,520 ft asl
    NE
    96
    -58.5 °C
    33,986 ft asl
    NNE
    96
    -49.5 °C
    30,151 ft asl
    NNE
    92
    -40.8 °C
    26,778 ft asl
    NNE
    75
    -34.2 °C
    23,757 ft asl
    NNE
    67
    -27.8 °C
    21,020 ft asl
    NNE
    59
    -21.5 °C
    18,504 ft asl
    NNE
    49
    -16.6 °C
    16,175 ft asl
    NNE
    32
    -13.5 °C
    14,019 ft asl
    NNE
    22
    -10.4 °C
    12,014 ft asl
    NNE
    14
    -7.2 °C
    10,131 ft asl
    NNE
    9
    -5.2 °C
    8,363 ft asl
    N
    8
    -3.2 °C
    6,696 ft asl
    WNW
    5
    -0.9 °C
    5,118 ft asl
    WNW
    7
    0.4 °C
    4,370 ft asl
    WNW
    5
    2.1 °C
    3,619 ft asl
    NW
    3
    3.0 °C
    2,904 ft asl
    NW
    2
    3.0 °C
    2,185 ft asl
    NNW
    2
    4.1 °C
    1,499 ft asl
    N
    2
    5.0 °C
    814 ft asl
    19/12/2017 12Z
  • 19/12/2017 13Z
    NNE
    81
    -64.1 °C
    38,547 ft asl
    NE
    103
    -58.5 °C
    34,022 ft asl
    NNE
    97
    -49.1 °C
    30,180 ft asl
    NNE
    92
    -40.5 °C
    26,798 ft asl
    NNE
    77
    -33.7 °C
    23,770 ft asl
    NNE
    67
    -27.6 °C
    21,030 ft asl
    NNE
    58
    -21.6 °C
    18,514 ft asl
    NNE
    50
    -16.2 °C
    16,184 ft asl
    NNE
    35
    -13.4 °C
    14,026 ft asl
    NNE
    24
    -10.4 °C
    12,021 ft asl
    NE
    14
    -7.1 °C
    10,138 ft asl
    NNE
    9
    -4.9 °C
    8,369 ft asl
    N
    7
    -3.5 °C
    6,703 ft asl
    NW
    5
    -0.9 °C
    5,125 ft asl
    NW
    6
    0.6 °C
    4,373 ft asl
    WNW
    6
    2.2 °C
    3,622 ft asl
    W
    3
    3.2 °C
    2,904 ft asl
    SW
    2
    4.6 °C
    2,185 ft asl
    SSW
    2
    6.0 °C
    1,499 ft asl
    SSW
    2
    7.3 °C
    810 ft asl
    19/12/2017 13Z
  • 19/12/2017 14Z
    NNE
    82
    -64.6 °C
    38,556 ft asl
    NE
    99
    -58.7 °C
    34,039 ft asl
    NNE
    97
    -48.4 °C
    30,197 ft asl
    NNE
    93
    -39.8 °C
    26,801 ft asl
    NNE
    72
    -33.7 °C
    23,770 ft asl
    NNE
    62
    -27.5 °C
    21,030 ft asl
    NNE
    56
    -21.7 °C
    18,514 ft asl
    NNE
    51
    -16.0 °C
    16,184 ft asl
    NNE
    37
    -12.8 °C
    14,022 ft asl
    NNE
    25
    -10.0 °C
    12,011 ft asl
    NNE
    15
    -6.7 °C
    10,128 ft asl
    N
    9
    -4.1 °C
    8,353 ft asl
    N
    6
    -2.5 °C
    6,680 ft asl
    WNW
    5
    0.1 °C
    5,098 ft asl
    WNW
    7
    1.8 °C
    4,344 ft asl
    W
    7
    3.4 °C
    3,589 ft asl
    WSW
    5
    4.0 °C
    2,871 ft asl
    SW
    3
    5.4 °C
    2,149 ft asl
    S
    3
    6.8 °C
    1,463 ft asl
    S
    3
    8.2 °C
    774 ft asl
    19/12/2017 14Z
  • 19/12/2017 15Z
    NNE
    82
    -65.0 °C
    38,599 ft asl
    NNE
    92
    -58.5 °C
    34,085 ft asl
    NNE
    93
    -47.9 °C
    30,236 ft asl
    NNE
    88
    -39.4 °C
    26,837 ft asl
    NNE
    70
    -33.5 °C
    23,802 ft asl
    NNE
    60
    -27.3 °C
    21,056 ft asl
    NNE
    53
    -21.6 °C
    18,540 ft asl
    NNE
    49
    -16.1 °C
    16,211 ft asl
    NNE
    39
    -11.9 °C
    14,045 ft asl
    NNE
    28
    -9.7 °C
    12,028 ft asl
    N
    19
    -6.4 °C
    10,141 ft asl
    N
    11
    -3.5 °C
    8,363 ft asl
    N
    7
    -1.5 °C
    6,686 ft asl
    WNW
    6
    1.2 °C
    5,098 ft asl
    W
    7
    3.1 °C
    4,341 ft asl
    WSW
    6
    4.5 °C
    3,583 ft asl
    WSW
    5
    5.1 °C
    2,861 ft asl
    SSW
    3
    6.5 °C
    2,136 ft asl
    S
    4
    7.9 °C
    1,450 ft asl
    S
    4
    9.2 °C
    761 ft asl
    19/12/2017 15Z
  • 19/12/2017 16Z
    NNE
    82
    -65.5 °C
    38,632 ft asl
    NNE
    95
    -58.0 °C
    34,124 ft asl
    NNE
    91
    -47.3 °C
    30,269 ft asl
    NNE
    85
    -39.5 °C
    26,867 ft asl
    NNE
    72
    -33.0 °C
    23,829 ft asl
    NNE
    57
    -27.1 °C
    21,083 ft asl
    NNE
    50
    -21.2 °C
    18,560 ft asl
    NNE
    46
    -16.2 °C
    16,230 ft asl
    NNE
    42
    -11.8 °C
    14,065 ft asl
    NNE
    33
    -9.2 °C
    12,041 ft asl
    N
    24
    -6.0 °C
    10,151 ft asl
    N
    16
    -3.0 °C
    8,373 ft asl
    NNW
    8
    -0.8 °C
    6,690 ft asl
    WNW
    6
    2.1 °C
    5,098 ft asl
    W
    6
    4.0 °C
    4,337 ft asl
    WSW
    4
    4.9 °C
    3,576 ft asl
    WSW
    3
    5.7 °C
    2,854 ft asl
    S
    3
    7.1 °C
    2,129 ft asl
    SSW
    4
    8.5 °C
    1,444 ft asl
    SSW
    4
    9.9 °C
    758 ft asl
    19/12/2017 16Z
  • 19/12/2017 17Z
    NNE
    82
    -65.9 °C
    38,658 ft asl
    NNE
    90
    -57.7 °C
    34,154 ft asl
    NNE
    89
    -47.1 °C
    30,292 ft asl
    NNE
    80
    -39.5 °C
    26,886 ft asl
    NNE
    69
    -33.0 °C
    23,848 ft asl
    NNE
    56
    -26.8 °C
    21,102 ft asl
    NNE
    50
    -21.2 °C
    18,576 ft asl
    NNE
    45
    -16.1 °C
    16,247 ft asl
    NNE
    42
    -11.7 °C
    14,078 ft asl
    NNE
    41
    -8.3 °C
    12,054 ft asl
    NNE
    31
    -5.7 °C
    10,161 ft asl
    N
    21
    -2.5 °C
    8,376 ft asl
    N
    11
    -0.1 °C
    6,693 ft asl
    WNW
    5
    2.8 °C
    5,095 ft asl
    W
    5
    4.4 °C
    4,334 ft asl
    W
    2
    4.9 °C
    3,573 ft asl
    SW
    1
    5.6 °C
    2,851 ft asl
    SSW
    2
    7.0 °C
    2,126 ft asl
    SW
    4
    8.4 °C
    1,444 ft asl
    SW
    4
    9.8 °C
    758 ft asl
    19/12/2017 17Z
  • 19/12/2017 18Z
    NNE
    82
    -66.2 °C
    38,675 ft asl
    NNE
    90
    -57.4 °C
    34,167 ft asl
    NNE
    86
    -47.0 °C
    30,302 ft asl
    NNE
    78
    -39.7 °C
    26,896 ft asl
    NNE
    70
    -32.7 °C
    23,858 ft asl
    NNE
    58
    -26.7 °C
    21,106 ft asl
    NNE
    50
    -21.2 °C
    18,583 ft asl
    NNE
    44
    -16.4 °C
    16,253 ft asl
    NNE
    43
    -11.7 °C
    14,088 ft asl
    NNE
    45
    -7.8 °C
    12,060 ft asl
    NNE
    39
    -5.4 °C
    10,164 ft asl
    N
    23
    -2.1 °C
    8,376 ft asl
    N
    12
    0.4 °C
    6,686 ft asl
    NW
    5
    3.2 °C
    5,089 ft asl
    WNW
    4
    4.5 °C
    4,327 ft asl
    WNW
    1
    4.6 °C
    3,566 ft asl
    N
    1
    4.9 °C
    2,844 ft asl
    NW
    2
    6.2 °C
    2,119 ft asl
    W
    4
    7.6 °C
    1,437 ft asl
    W
    4
    9.0 °C
    751 ft asl
    19/12/2017 18Z
  • 19/12/2017 19Z
    NNE
    80
    -65.9 °C
    38,698 ft asl
    NNE
    86
    -57.1 °C
    34,186 ft asl
    NNE
    84
    -46.9 °C
    30,315 ft asl
    NNE
    76
    -39.6 °C
    26,909 ft asl
    NNE
    69
    -32.5 °C
    23,871 ft asl
    NNE
    58
    -26.5 °C
    21,115 ft asl
    NNE
    49
    -21.3 °C
    18,593 ft asl
    NNE
    44
    -16.4 °C
    16,263 ft asl
    NNE
    42
    -11.8 °C
    14,098 ft asl
    NNE
    42
    -8.0 °C
    12,073 ft asl
    NNE
    41
    -4.9 °C
    10,174 ft asl
    N
    27
    -1.3 °C
    8,379 ft asl
    N
    12
    1.0 °C
    6,686 ft asl
    NW
    5
    3.5 °C
    5,085 ft asl
    WNW
    4
    4.6 °C
    4,324 ft asl
    N
    1
    4.2 °C
    3,563 ft asl
    N
    2
    4.1 °C
    2,841 ft asl
    NNW
    3
    5.5 °C
    2,119 ft asl
    WNW
    4
    6.9 °C
    1,437 ft asl
    WNW
    4
    8.2 °C
    755 ft asl
    19/12/2017 19Z
  • 19/12/2017 20Z
    NNE
    82
    -65.9 °C
    38,750 ft asl
    NNE
    87
    -56.9 °C
    34,232 ft asl
    NNE
    84
    -46.8 °C
    30,364 ft asl
    NNE
    75
    -39.4 °C
    26,955 ft asl
    NNE
    67
    -32.3 °C
    23,911 ft asl
    NNE
    57
    -26.4 °C
    21,158 ft asl
    NNE
    49
    -21.2 °C
    18,632 ft asl
    NNE
    42
    -16.4 °C
    16,302 ft asl
    NNE
    39
    -11.8 °C
    14,137 ft asl
    NNE
    38
    -7.9 °C
    12,113 ft asl
    NNE
    39
    -4.3 °C
    10,210 ft asl
    NNE
    31
    -0.8 °C
    8,415 ft asl
    N
    14
    1.5 °C
    6,719 ft asl
    NW
    5
    3.8 °C
    5,115 ft asl
    WNW
    4
    4.9 °C
    4,354 ft asl
    NNE
    1
    4.4 °C
    3,589 ft asl
    N
    2
    4.0 °C
    2,871 ft asl
    NNW
    2
    5.4 °C
    2,149 ft asl
    W
    3
    6.8 °C
    1,467 ft asl
    W
    3
    8.1 °C
    781 ft asl
    19/12/2017 20Z
  • 19/12/2017 21Z
    NNE
    82
    -66.1 °C
    38,763 ft asl
    NNE
    85
    -56.7 °C
    34,242 ft asl
    NNE
    82
    -46.8 °C
    30,371 ft asl
    NNE
    75
    -39.3 °C
    26,962 ft asl
    NNE
    68
    -32.3 °C
    23,917 ft asl
    NNE
    58
    -26.2 °C
    21,161 ft asl
    NNE
    47
    -21.2 °C
    18,635 ft asl
    NNE
    40
    -16.4 °C
    16,306 ft asl
    NNE
    37
    -11.9 °C
    14,140 ft asl
    NNE
    36
    -7.8 °C
    12,113 ft asl
    NNE
    36
    -4.2 °C
    10,210 ft asl
    NNE
    30
    -1.2 °C
    8,419 ft asl
    N
    16
    2.1 °C
    6,719 ft asl
    NNW
    5
    4.1 °C
    5,112 ft asl
    NW
    3
    5.0 °C
    4,350 ft asl
    NNE
    2
    4.4 °C
    3,586 ft asl
    N
    2
    4.1 °C
    2,867 ft asl
    N
    1
    5.4 °C
    2,146 ft asl
    WNW
    2
    6.8 °C
    1,463 ft asl
    WNW
    2
    8.1 °C
    781 ft asl
    19/12/2017 21Z
  • 19/12/2017 22Z
    NNE
    79
    -66.3 °C
    38,760 ft asl
    NNE
    81
    -56.5 °C
    34,239 ft asl
    NNE
    79
    -46.7 °C
    30,367 ft asl
    NNE
    73
    -39.2 °C
    26,955 ft asl
    NNE
    66
    -32.2 °C
    23,911 ft asl
    NNE
    58
    -26.1 °C
    21,155 ft asl
    NNE
    48
    -21.0 °C
    18,625 ft asl
    NNE
    40
    -16.4 °C
    16,296 ft asl
    NNE
    37
    -11.9 °C
    14,131 ft asl
    NNE
    36
    -7.9 °C
    12,106 ft asl
    NNE
    36
    -4.2 °C
    10,203 ft asl
    NNE
    29
    -1.5 °C
    8,409 ft asl
    N
    16
    2.1 °C
    6,713 ft asl
    NNW
    5
    4.1 °C
    5,102 ft asl
    NW
    4
    4.7 °C
    4,341 ft asl
    NNE
    2
    4.1 °C
    3,579 ft asl
    NNE
    2
    3.7 °C
    2,861 ft asl
    N
    1
    5.1 °C
    2,139 ft asl
    WNW
    1
    6.5 °C
    1,457 ft asl
    WNW
    1
    7.8 °C
    774 ft asl
    19/12/2017 22Z
  • 200 hPa
    250 hPa
    300 hPa
    350 hPa
    400 hPa
    450 hPa
    500 hPa
    550 hPa
    600 hPa
    650 hPa
    700 hPa
    750 hPa
    800 hPa
    850 hPa
    875 hPa
    900 hPa
    925 hPa
    950 hPa
    975 hPa
    1000 hPa
  • 19/12/2017 23Z
    NNE
    76
    -66.4 °C
    38,786 ft asl
    NNE
    75
    -56.7 °C
    34,268 ft asl
    NNE
    76
    -46.6 °C
    30,394 ft asl
    NNE
    72
    -39.0 °C
    26,982 ft asl
    NNE
    62
    -32.4 °C
    23,937 ft asl
    NNE
    56
    -26.0 °C
    21,178 ft asl
    NNE
    49
    -20.8 °C
    18,648 ft asl
    NNE
    41
    -16.2 °C
    16,316 ft asl
    NNE
    38
    -11.7 °C
    14,150 ft asl
    NNE
    37
    -7.8 °C
    12,123 ft asl
    NNE
    35
    -4.4 °C
    10,220 ft asl
    NNE
    27
    -1.3 °C
    8,428 ft asl
    N
    16
    2.2 °C
    6,729 ft asl
    NNW
    5
    4.1 °C
    5,121 ft asl
    NNW
    3
    4.9 °C
    4,360 ft asl
    NE
    1
    4.2 °C
    3,596 ft asl
    E
    2
    3.8 °C
    2,877 ft asl
    ESE
    2
    5.2 °C
    2,156 ft asl
    S
    1
    6.5 °C
    1,473 ft asl
    S
    1
    7.9 °C
    791 ft asl
    19/12/2017 23Z
  • 20/12/2017 00Z
    NNE
    78
    -66.4 °C
    38,780 ft asl
    NNE
    72
    -56.8 °C
    34,262 ft asl
    NNE
    72
    -46.6 °C
    30,387 ft asl
    NNE
    68
    -39.0 °C
    26,975 ft asl
    NNE
    59
    -32.3 °C
    23,930 ft asl
    NNE
    54
    -26.0 °C
    21,171 ft asl
    NNE
    48
    -20.6 °C
    18,642 ft asl
    NNE
    43
    -15.9 °C
    16,306 ft asl
    NNE
    40
    -11.5 °C
    14,140 ft asl
    NNE
    39
    -8.0 °C
    12,113 ft asl
    NNE
    35
    -4.7 °C
    10,210 ft asl
    N
    25
    -1.0 °C
    8,419 ft asl
    N
    14
    2.1 °C
    6,719 ft asl
    NNW
    6
    4.1 °C
    5,108 ft asl
    NNW
    4
    5.0 °C
    4,347 ft asl
    NNE
    2
    4.5 °C
    3,586 ft asl
    E
    2
    4.1 °C
    2,864 ft asl
    ESE
    3
    5.5 °C
    2,142 ft asl
    SE
    2
    6.9 °C
    1,463 ft asl
    SE
    2
    8.2 °C
    781 ft asl
    20/12/2017 00Z
  • 20/12/2017 01Z
    NNE
    77
    -66.2 °C
    38,802 ft asl
    NNE
    72
    -56.8 °C
    34,278 ft asl
    N
    69
    -46.6 °C
    30,407 ft asl
    N
    67
    -38.8 °C
    26,991 ft asl
    NNE
    57
    -32.3 °C
    23,947 ft asl
    NNE
    51
    -25.8 °C
    21,188 ft asl
    NNE
    45
    -20.4 °C
    18,655 ft asl
    NNE
    41
    -15.8 °C
    16,319 ft asl
    NNE
    39
    -11.4 °C
    14,150 ft asl
    NNE
    39
    -7.9 °C
    12,123 ft asl
    N
    31
    -4.9 °C
    10,223 ft asl
    N
    23
    -0.1 °C
    8,428 ft asl
    N
    14
    2.3 °C
    6,722 ft asl
    NNW
    7
    3.9 °C
    5,115 ft asl
    NNW
    4
    4.7 °C
    4,354 ft asl
    N
    3
    4.3 °C
    3,593 ft asl
    NE
    2
    3.6 °C
    2,874 ft asl
    E
    2
    5.0 °C
    2,152 ft asl
    ESE
    1
    6.4 °C
    1,470 ft asl
    ESE
    1
    7.7 °C
    787 ft asl
    20/12/2017 01Z
  • 20/12/2017 02Z
    NNE
    75
    -66.1 °C
    38,822 ft asl
    NNE
    70
    -56.8 °C
    34,295 ft asl
    N
    65
    -46.6 °C
    30,423 ft asl
    N
    65
    -38.5 °C
    27,008 ft asl
    NNE
    58
    -32.1 °C
    23,957 ft asl
    NNE
    51
    -25.7 °C
    21,198 ft asl
    NNE
    45
    -20.2 °C
    18,665 ft asl
    NNE
    41
    -15.9 °C
    16,325 ft asl
    NNE
    37
    -11.4 °C
    14,157 ft asl
    NNE
    38
    -7.8 °C
    12,129 ft asl
    N
    25
    -4.5 °C
    10,226 ft asl
    N
    19
    0.5 °C
    8,428 ft asl
    N
    14
    2.7 °C
    6,722 ft asl
    NNW
    8
    4.1 °C
    5,115 ft asl
    NNW
    4
    4.9 °C
    4,354 ft asl
    NNW
    2
    4.7 °C
    3,589 ft asl
    SE
    1
    3.7 °C
    2,867 ft asl
    ESE
    1
    5.0 °C
    2,146 ft asl
    S
    1
    6.4 °C
    1,467 ft asl
    S
    1
    7.7 °C
    784 ft asl
    20/12/2017 02Z
  • 20/12/2017 03Z
    NNE
    73
    -66.1 °C
    38,789 ft asl
    NNE
    69
    -56.8 °C
    34,265 ft asl
    N
    63
    -46.7 °C
    30,397 ft asl
    N
    63
    -38.3 °C
    26,978 ft asl
    N
    56
    -31.8 °C
    23,927 ft asl
    NNE
    50
    -25.7 °C
    21,165 ft asl
    NNE
    43
    -20.4 °C
    18,629 ft asl
    NNE
    37
    -16.0 °C
    16,296 ft asl
    NNE
    36
    -11.5 °C
    14,127 ft asl
    NNE
    36
    -7.7 °C
    12,100 ft asl
    N
    24
    -4.4 °C
    10,197 ft asl
    N
    18
    0.7 °C
    8,396 ft asl
    N
    14
    2.9 °C
    6,690 ft asl
    NNW
    8
    4.4 °C
    5,079 ft asl
    NNW
    4
    5.1 °C
    4,314 ft asl
    N
    3
    5.1 °C
    3,550 ft asl
    ESE
    2
    4.5 °C
    2,828 ft asl
    SE
    3
    5.9 °C
    2,106 ft asl
    SSE
    2
    7.3 °C
    1,424 ft asl
    SSE
    2
    8.7 °C
    741 ft asl
    20/12/2017 03Z
  • 20/12/2017 04Z
    NNE
    71
    -66.0 °C
    38,799 ft asl
    NNE
    65
    -56.8 °C
    34,275 ft asl
    N
    61
    -46.7 °C
    30,404 ft asl
    N
    60
    -38.3 °C
    26,988 ft asl
    N
    54
    -31.7 °C
    23,934 ft asl
    NNE
    48
    -25.8 °C
    21,171 ft asl
    NNE
    41
    -20.4 °C
    18,638 ft asl
    NNE
    35
    -15.8 °C
    16,302 ft asl
    NNE
    36
    -11.4 °C
    14,134 ft asl
    NNE
    36
    -7.7 °C
    12,103 ft asl
    N
    25
    -4.1 °C
    10,200 ft asl
    N
    18
    0.8 °C
    8,399 ft asl
    N
    15
    3.0 °C
    6,693 ft asl
    NNW
    8
    4.4 °C
    5,079 ft asl
    NNW
    5
    5.0 °C
    4,318 ft asl
    N
    3
    4.9 °C
    3,553 ft asl
    E
    2
    4.9 °C
    2,831 ft asl
    ESE
    3
    6.3 °C
    2,106 ft asl
    SSE
    2
    7.7 °C
    1,427 ft asl
    SSE
    2
    9.1 °C
    745 ft asl
    20/12/2017 04Z
  • 20/12/2017 05Z
    NNE
    69
    -65.9 °C
    38,848 ft asl
    NNE
    63
    -56.7 °C
    34,321 ft asl
    N
    57
    -46.8 °C
    30,449 ft asl
    N
    57
    -38.2 °C
    27,034 ft asl
    N
    52
    -31.6 °C
    23,976 ft asl
    NNE
    45
    -25.8 °C
    21,214 ft asl
    NNE
    39
    -20.4 °C
    18,681 ft asl
    NNE
    34
    -15.4 °C
    16,345 ft asl
    NNE
    35
    -11.2 °C
    14,173 ft asl
    NNE
    37
    -7.5 °C
    12,142 ft asl
    N
    25
    -3.8 °C
    10,236 ft asl
    N
    20
    0.9 °C
    8,435 ft asl
    N
    16
    3.0 °C
    6,726 ft asl
    NNW
    9
    4.5 °C
    5,115 ft asl
    NNW
    6
    5.1 °C
    4,350 ft asl
    N
    4
    4.8 °C
    3,586 ft asl
    NE
    1
    4.9 °C
    2,864 ft asl
    ESE
    2
    6.2 °C
    2,142 ft asl
    S
    1
    7.6 °C
    1,460 ft asl
    S
    1
    9.0 °C
    778 ft asl
    20/12/2017 05Z
  • 20/12/2017 06Z
    NNE
    66
    -65.7 °C
    38,858 ft asl
    NNE
    61
    -56.6 °C
    34,327 ft asl
    N
    55
    -46.8 °C
    30,456 ft asl
    N
    55
    -38.2 °C
    27,037 ft asl
    N
    51
    -31.5 °C
    23,983 ft asl
    NNE
    43
    -25.9 °C
    21,220 ft asl
    NNE
    37
    -20.4 °C
    18,688 ft asl
    NNE
    32
    -15.3 °C
    16,348 ft asl
    NNE
    33
    -10.9 °C
    14,177 ft asl
    NNE
    36
    -7.1 °C
    12,146 ft asl
    NNE
    33
    -3.9 °C
    10,236 ft asl
    N
    20
    0.6 °C
    8,438 ft asl
    N
    14
    3.6 °C
    6,729 ft asl
    NNW
    9
    4.6 °C
    5,112 ft asl
    NNW
    7
    5.5 °C
    4,347 ft asl
    NNW
    3
    5.3 °C
    3,583 ft asl
    NNE
    1
    4.9 °C
    2,861 ft asl
    ESE
    1
    6.3 °C
    2,136 ft asl
    SSW
    0
    7.7 °C
    1,453 ft asl
    SSW
    0
    9.0 °C
    771 ft asl
    20/12/2017 06Z
  • 20/12/2017 07Z
    NNE
    63
    -65.7 °C
    38,839 ft asl
    NNE
    60
    -56.5 °C
    34,308 ft asl
    N
    52
    -46.8 °C
    30,433 ft asl
    N
    51
    -38.3 °C
    27,021 ft asl
    N
    48
    -31.6 °C
    23,963 ft asl
    NNE
    41
    -25.9 °C
    21,201 ft asl
    NNE
    35
    -20.3 °C
    18,671 ft asl
    NNE
    31
    -15.3 °C
    16,332 ft asl
    NNE
    32
    -10.8 °C
    14,157 ft asl
    NNE
    36
    -7.2 °C
    12,126 ft asl
    NNE
    34
    -3.9 °C
    10,220 ft asl
    N
    20
    0.5 °C
    8,419 ft asl
    N
    14
    3.8 °C
    6,709 ft asl
    NNW
    8
    4.8 °C
    5,092 ft asl
    NW
    6
    5.6 °C
    4,327 ft asl
    NNW
    3
    5.6 °C
    3,563 ft asl
    NE
    2
    5.0 °C
    2,838 ft asl
    E
    2
    6.4 °C
    2,113 ft asl
    ESE
    1
    7.8 °C
    1,430 ft asl
    ESE
    1
    9.2 °C
    748 ft asl
    20/12/2017 07Z
  • 20/12/2017 08Z
    NNE
    64
    -65.6 °C
    38,878 ft asl
    NNE
    59
    -56.3 °C
    34,347 ft asl
    N
    50
    -46.8 °C
    30,469 ft asl
    N
    49
    -38.4 °C
    27,054 ft asl
    NNE
    45
    -31.8 °C
    24,003 ft asl
    NNE
    38
    -25.9 °C
    21,240 ft asl
    NNE
    33
    -20.3 °C
    18,711 ft asl
    NNE
    30
    -15.2 °C
    16,368 ft asl
    NNE
    31
    -10.9 °C
    14,196 ft asl
    NNE
    35
    -7.3 °C
    12,162 ft asl
    NNE
    28
    -4.0 °C
    10,256 ft asl
    N
    21
    0.9 °C
    8,455 ft asl
    N
    15
    3.8 °C
    6,745 ft asl
    NNW
    8
    4.9 °C
    5,128 ft asl
    NNW
    5
    5.9 °C
    4,364 ft asl
    NNW
    3
    5.7 °C
    3,596 ft asl
    NE
    2
    5.1 °C
    2,874 ft asl
    E
    2
    6.4 °C
    2,149 ft asl
    ESE
    1
    7.8 °C
    1,467 ft asl
    ESE
    1
    9.2 °C
    784 ft asl
    20/12/2017 08Z
  • 20/12/2017 09Z
    NNE
    62
    -65.3 °C
    38,907 ft asl
    NNE
    57
    -56.1 °C
    34,373 ft asl
    N
    49
    -46.7 °C
    30,492 ft asl
    N
    46
    -38.3 °C
    27,077 ft asl
    N
    42
    -31.8 °C
    24,022 ft asl
    NNE
    36
    -25.9 °C
    21,260 ft asl
    NNE
    31
    -20.3 °C
    18,730 ft asl
    NNE
    28
    -15.0 °C
    16,388 ft asl
    NNE
    30
    -10.8 °C
    14,216 ft asl
    NNE
    34
    -7.0 °C
    12,182 ft asl
    NNE
    30
    -4.0 °C
    10,276 ft asl
    NNE
    20
    0.9 °C
    8,474 ft asl
    N
    14
    4.0 °C
    6,762 ft asl
    N
    8
    5.0 °C
    5,144 ft asl
    NW
    5
    5.9 °C
    4,380 ft asl
    NNW
    3
    5.8 °C
    3,612 ft asl
    NE
    2
    5.2 °C
    2,890 ft asl
    NE
    1
    6.5 °C
    2,165 ft asl
    NE
    1
    7.9 °C
    1,483 ft asl
    NE
    1
    9.2 °C
    797 ft asl
    20/12/2017 09Z
  • 20/12/2017 10Z
    NNE
    59
    -65.1 °C
    38,921 ft asl
    NNE
    55
    -56.0 °C
    34,380 ft asl
    N
    49
    -46.5 °C
    30,499 ft asl
    N
    44
    -38.2 °C
    27,080 ft asl
    N
    41
    -31.9 °C
    24,026 ft asl
    N
    34
    -25.8 °C
    21,263 ft asl
    NNE
    29
    -20.3 °C
    18,734 ft asl
    NNE
    25
    -14.8 °C
    16,391 ft asl
    NNE
    28
    -10.7 °C
    14,216 ft asl
    NNE
    31
    -6.9 °C
    12,182 ft asl
    NNE
    31
    -3.8 °C
    10,276 ft asl
    NNE
    19
    0.7 °C
    8,474 ft asl
    N
    13
    4.2 °C
    6,762 ft asl
    NNW
    7
    5.2 °C
    5,144 ft asl
    NW
    4
    6.0 °C
    4,377 ft asl
    NNW
    2
    5.9 °C
    3,609 ft asl
    NE
    1
    5.3 °C
    2,887 ft asl
    NE
    2
    6.7 °C
    2,162 ft asl
    NE
    1
    8.1 °C
    1,476 ft asl
    NE
    1
    9.4 °C
    791 ft asl
    20/12/2017 10Z
  • 20/12/2017 11Z
    NNE
    58
    -64.9 °C
    38,934 ft asl
    NNE
    54
    -55.8 °C
    34,390 ft asl
    N
    48
    -46.2 °C
    30,505 ft asl
    N
    44
    -38.2 °C
    27,083 ft asl
    N
    40
    -31.9 °C
    24,032 ft asl
    N
    33
    -25.8 °C
    21,270 ft asl
    N
    27
    -20.3 °C
    18,737 ft asl
    NNE
    24
    -14.8 °C
    16,398 ft asl
    NNE
    25
    -10.6 °C
    14,219 ft asl
    NNE
    29
    -6.8 °C
    12,185 ft asl
    NNE
    28
    -3.7 °C
    10,276 ft asl
    N
    18
    0.7 °C
    8,474 ft asl
    N
    12
    4.4 °C
    6,762 ft asl
    NNW
    8
    5.6 °C
    5,141 ft asl
    NW
    5
    6.3 °C
    4,373 ft asl
    NNW
    2
    6.1 °C
    3,606 ft asl
    E
    1
    5.8 °C
    2,881 ft asl
    E
    2
    7.1 °C
    2,156 ft asl
    E
    2
    8.5 °C
    1,470 ft asl
    E
    2
    9.9 °C
    784 ft asl
    20/12/2017 11Z
  • 20/12/2017 12Z
    NNE
    58
    -64.8 °C
    38,944 ft asl
    NNE
    54
    -55.8 °C
    34,396 ft asl
    N
    49
    -45.9 °C
    30,509 ft asl
    N
    45
    -38.4 °C
    27,087 ft asl
    N
    41
    -31.9 °C
    24,035 ft asl
    N
    34
    -25.9 °C
    21,273 ft asl
    N
    27
    -20.3 °C
    18,740 ft asl
    N
    22
    -14.8 °C
    16,401 ft asl
    NNE
    23
    -10.5 °C
    14,222 ft asl
    NNE
    28
    -6.8 °C
    12,188 ft asl
    NNE
    28
    -3.6 °C
    10,279 ft asl
    N
    18
    1.0 °C
    8,478 ft asl
    N
    14
    4.7 °C
    6,765 ft asl
    NNW
    8
    6.1 °C
    5,141 ft asl
    NW
    5
    6.6 °C
    4,373 ft asl
    NNW
    2
    6.3 °C
    3,602 ft asl
    ESE
    2
    6.2 °C
    2,877 ft asl
    E
    3
    7.5 °C
    2,152 ft asl
    E
    3
    8.9 °C
    1,467 ft asl
    E
    3
    10.3 °C
    778 ft asl
    20/12/2017 12Z
  • 20/12/2017 13Z
    NNE
    56
    -64.7 °C
    38,963 ft asl
    NNE
    53
    -55.6 °C
    34,413 ft asl
    N
    49
    -45.7 °C
    30,522 ft asl
    N
    48
    -38.2 °C
    27,100 ft asl
    N
    45
    -31.9 °C
    24,045 ft asl
    N
    38
    -25.7 °C
    21,283 ft asl
    N
    27
    -20.1 °C
    18,750 ft asl
    N
    22
    -14.9 °C
    16,407 ft asl
    N
    23
    -10.4 °C
    14,232 ft asl
    NNE
    28
    -6.9 °C
    12,195 ft asl
    NNE
    28
    -3.6 °C
    10,289 ft asl
    N
    19
    1.3 °C
    8,484 ft asl
    N
    14
    5.1 °C
    6,772 ft asl
    NNW
    8
    6.6 °C
    5,144 ft asl
    NNW
    5
    7.0 °C
    4,377 ft asl
    NNW
    2
    6.6 °C
    3,606 ft asl
    ESE
    1
    6.5 °C
    2,877 ft asl
    E
    3
    7.9 °C
    2,149 ft asl
    ESE
    3
    9.3 °C
    1,463 ft asl
    ESE
    3
    10.6 °C
    774 ft asl
    20/12/2017 13Z
  • 20/12/2017 14Z
    NNE
    55
    -64.7 °C
    38,963 ft asl
    NNE
    54
    -55.5 °C
    34,413 ft asl
    N
    49
    -45.7 °C
    30,518 ft asl
    N
    47
    -37.7 °C
    27,093 ft asl
    N
    43
    -32.2 °C
    24,042 ft asl
    N
    40
    -25.3 °C
    21,276 ft asl
    N
    30
    -19.9 °C
    18,740 ft asl
    N
    24
    -15.0 °C
    16,401 ft asl
    N
    24
    -10.4 °C
    14,222 ft asl
    NNE
    27
    -6.9 °C
    12,188 ft asl
    NNE
    28
    -3.6 °C
    10,282 ft asl
    N
    20
    1.2 °C
    8,478 ft asl
    N
    14
    5.5 °C
    6,762 ft asl
    NNW
    8
    7.2 °C
    5,131 ft asl
    NW
    5
    7.8 °C
    4,360 ft asl
    NW
    2
    7.4 °C
    3,589 ft asl
    SSW
    1
    7.3 °C
    2,861 ft asl
    ESE
    2
    8.7 °C
    2,129 ft asl
    ESE
    3
    10.1 °C
    1,444 ft asl
    ESE
    3
    11.5 °C
    755 ft asl
    20/12/2017 14Z
  • 20/12/2017 15Z
    NNE
    54
    -64.9 °C
    38,993 ft asl
    NNE
    56
    -55.5 °C
    34,446 ft asl
    NNE
    51
    -45.3 °C
    30,551 ft asl
    N
    47
    -37.5 °C
    27,119 ft asl
    N
    44
    -31.8 °C
    24,062 ft asl
    N
    39
    -25.3 °C
    21,299 ft asl
    N
    31
    -19.8 °C
    18,763 ft asl
    N
    28
    -14.8 °C
    16,421 ft asl
    N
    25
    -10.2 °C
    14,242 ft asl
    NNE
    25
    -6.8 °C
    12,205 ft asl
    NNE
    31
    -3.7 °C
    10,299 ft asl
    NNE
    21
    0.9 °C
    8,497 ft asl
    NNE
    16
    5.9 °C
    6,781 ft asl
    N
    9
    8.0 °C
    5,148 ft asl
    NNW
    5
    9.0 °C
    4,373 ft asl
    NW
    3
    8.6 °C
    3,599 ft asl
    SW
    1
    8.2 °C
    2,867 ft asl
    ESE
    2
    9.6 °C
    2,136 ft asl
    ESE
    3
    11.0 °C
    1,447 ft asl
    ESE
    3
    12.4 °C
    758 ft asl
    20/12/2017 15Z
  • 20/12/2017 16Z
    NNE
    53
    -64.9 °C
    39,026 ft asl
    NNE
    58
    -55.7 °C
    34,478 ft asl
    NNE
    56
    -45.4 °C
    30,587 ft asl
    NNE
    50
    -37.4 °C
    27,152 ft asl
    N
    43
    -31.1 °C
    24,088 ft asl
    N
    38
    -25.4 °C
    21,322 ft asl
    N
    32
    -19.8 °C
    18,786 ft asl
    NNE
    31
    -14.8 °C
    16,444 ft asl
    N
    26
    -9.7 °C
    14,262 ft asl
    N
    24
    -6.8 °C
    12,224 ft asl
    NNE
    28
    -3.5 °C
    10,318 ft asl
    NNE
    24
    0.6 °C
    8,517 ft asl
    NNE
    18
    5.7 °C
    6,804 ft asl
    N
    11
    8.7 °C
    5,167 ft asl
    NNW
    7
    9.8 °C
    4,390 ft asl
    NW
    4
    9.9 °C
    3,612 ft asl
    WSW
    1
    8.9 °C
    2,881 ft asl
    ESE
    2
    10.3 °C
    2,146 ft asl
    SE
    2
    11.7 °C
    1,457 ft asl
    SE
    2
    13.1 °C
    768 ft asl
    20/12/2017 16Z
  • 20/12/2017 17Z
    NNE
    54
    -65.1 °C
    39,049 ft asl
    NNE
    60
    -55.7 °C
    34,501 ft asl
    NNE
    59
    -45.9 °C
    30,614 ft asl
    NNE
    55
    -36.7 °C
    27,182 ft asl
    NNE
    46
    -30.1 °C
    24,108 ft asl
    N
    38
    -25.1 °C
    21,335 ft asl
    N
    34
    -19.9 °C
    18,796 ft asl
    N
    29
    -14.5 °C
    16,453 ft asl
    N
    25
    -9.6 °C
    14,272 ft asl
    N
    23
    -7.0 °C
    12,238 ft asl
    N
    25
    -3.5 °C
    10,328 ft asl
    NNE
    28
    0.4 °C
    8,527 ft asl
    NNE
    19
    5.3 °C
    6,818 ft asl
    N
    12
    9.2 °C
    5,180 ft asl
    NNW
    8
    10.2 °C
    4,403 ft asl
    NW
    4
    10.9 °C
    3,622 ft asl
    SSW
    1
    10.1 °C
    2,887 ft asl
    ESE
    2
    11.4 °C
    2,149 ft asl
    SSE
    2
    12.8 °C
    1,460 ft asl
    SSE
    2
    14.1 °C
    771 ft asl
    20/12/2017 17Z
  • 20/12/2017 18Z
    NNE
    53
    -65.2 °C
    39,068 ft asl
    NNE
    61
    -55.6 °C
    34,521 ft asl
    NNE
    56
    -46.0 °C
    30,630 ft asl
    NNE
    56
    -37.0 °C
    27,198 ft asl
    NNE
    52
    -29.9 °C
    24,124 ft asl
    NNE
    40
    -24.3 °C
    21,342 ft asl
    N
    33
    -19.3 °C
    18,799 ft asl
    N
    29
    -14.3 °C
    16,453 ft asl
    N
    25
    -9.7 °C
    14,268 ft asl
    N
    21
    -6.8 °C
    12,234 ft asl
    N
    23
    -3.3 °C
    10,325 ft asl
    NNE
    25
    0.6 °C
    8,524 ft asl
    NNE
    18
    4.9 °C
    6,811 ft asl
    NNE
    11
    9.2 °C
    5,177 ft asl
    NNW
    7
    10.3 °C
    4,400 ft asl
    NW
    5
    11.3 °C
    3,619 ft asl
    SSW
    0
    10.7 °C
    2,881 ft asl
    ESE
    2
    12.0 °C
    2,142 ft asl
    SSW
    1
    13.4 °C
    1,453 ft asl
    SSW
    1
    14.8 °C
    764 ft asl
    20/12/2017 18Z
  • 20/12/2017 19Z
    N
    54
    -65.3 °C
    39,085 ft asl
    NNE
    61
    -55.5 °C
    34,541 ft asl
    NNE
    54
    -45.7 °C
    30,646 ft asl
    NNE
    52
    -37.4 °C
    27,218 ft asl
    NNE
    52
    -29.7 °C
    24,144 ft asl
    NNE
    43
    -23.6 °C
    21,358 ft asl
    N
    33
    -18.6 °C
    18,806 ft asl
    N
    27
    -14.4 °C
    16,457 ft asl
    N
    27
    -9.8 °C
    14,278 ft asl
    N
    21
    -6.4 °C
    12,241 ft asl
    N
    18
    -3.2 °C
    10,331 ft asl
    NNE
    18
    0.9 °C
    8,527 ft asl
    NNE
    16
    4.7 °C
    6,814 ft asl
    NNE
    9
    9.0 °C
    5,184 ft asl
    NNW
    7
    10.4 °C
    4,406 ft asl
    WNW
    5
    11.6 °C
    3,625 ft asl
    SSW
    0
    10.8 °C
    2,887 ft asl
    E
    2
    12.1 °C
    2,146 ft asl
    WNW
    1
    13.5 °C
    1,457 ft asl
    WNW
    1
    14.9 °C
    768 ft asl
    20/12/2017 19Z
  • 20/12/2017 20Z
    N
    55
    -65.4 °C
    39,134 ft asl
    NNE
    60
    -55.6 °C
    34,590 ft asl
    NNE
    55
    -45.5 °C
    30,692 ft asl
    N
    52
    -37.6 °C
    27,264 ft asl
    NNE
    48
    -29.9 °C
    24,193 ft asl
    NNE
    43
    -23.4 °C
    21,407 ft asl
    NNE
    35
    -18.0 °C
    18,852 ft asl
    N
    27
    -14.2 °C
    16,496 ft asl
    N
    28
    -10.1 °C
    14,318 ft asl
    N
    23
    -6.1 °C
    12,280 ft asl
    N
    15
    -2.7 °C
    10,367 ft asl
    N
    10
    1.2 °C
    8,560 ft asl
    NNE
    10
    4.7 °C
    6,847 ft asl
    N
    7
    8.8 °C
    5,217 ft asl
    NNW
    7
    10.4 °C
    4,439 ft asl
    WNW
    5
    12.0 °C
    3,658 ft asl
    SSW
    0
    11.0 °C
    2,917 ft asl
    ESE
    2
    12.1 °C
    2,175 ft asl
    WSW
    1
    13.5 °C
    1,486 ft asl
    WSW
    1
    14.9 °C
    797 ft asl
    20/12/2017 20Z
  • 20/12/2017 21Z
    N
    52
    -65.8 °C
    39,144 ft asl
    N
    62
    -55.7 °C
    34,600 ft asl
    NNE
    62
    -45.5 °C
    30,709 ft asl
    NNE
    54
    -37.4 °C
    27,277 ft asl
    NNE
    49
    -30.0 °C
    24,206 ft asl
    N
    43
    -23.5 °C
    21,421 ft asl
    N
    36
    -17.8 °C
    18,865 ft asl
    N
    30
    -13.8 °C
    16,506 ft asl
    N
    26
    -10.4 °C
    14,327 ft asl
    NNE
    25
    -6.3 °C
    12,290 ft asl
    N
    17
    -1.8 °C
    10,374 ft asl
    NW
    12
    1.7 °C
    8,563 ft asl
    NNW
    6
    5.0 °C
    6,850 ft asl
    N
    4
    8.8 °C
    5,217 ft asl
    NW
    5
    10.7 °C
    4,439 ft asl
    WNW
    4
    12.3 °C
    3,658 ft asl
    ESE
    0
    11.3 °C
    2,917 ft asl
    ESE
    2
    12.4 °C
    2,175 ft asl
    SW
    1
    13.9 °C
    1,486 ft asl
    SW
    1
    15.3 °C
    794 ft asl
    20/12/2017 21Z
  • 20/12/2017 22Z
    N
    51
    -65.6 °C
    39,147 ft asl
    NNE
    65
    -56.1 °C
    34,606 ft asl
    NNE
    62
    -45.7 °C
    30,719 ft asl
    NNE
    57
    -36.9 °C
    27,283 ft asl
    NNE
    48
    -30.0 °C
    24,213 ft asl
    N
    42
    -23.5 °C
    21,427 ft asl
    N
    38
    -18.2 °C
    18,868 ft asl
    N
    31
    -13.7 °C
    16,516 ft asl
    NNE
    25
    -10.1 °C
    14,331 ft asl
    NNE
    25
    -6.6 °C
    12,293 ft asl
    N
    17
    -1.6 °C
    10,381 ft asl
    NNW
    15
    2.5 °C
    8,566 ft asl
    WNW
    8
    5.4 °C
    6,847 ft asl
    NW
    3
    9.0 °C
    5,213 ft asl
    WNW
    4
    11.0 °C
    4,432 ft asl
    WNW
    3
    12.1 °C
    3,652 ft asl
    E
    1
    11.4 °C
    2,913 ft asl
    ESE
    3
    12.7 °C
    2,172 ft asl
    SSW
    1
    14.1 °C
    1,483 ft asl
    SSW
    1
    15.5 °C
    791 ft asl
    20/12/2017 22Z
  • 200 hPa
    250 hPa
    300 hPa
    350 hPa
    400 hPa
    450 hPa
    500 hPa
    550 hPa
    600 hPa
    650 hPa
    700 hPa
    750 hPa
    800 hPa
    850 hPa
    875 hPa
    900 hPa
    925 hPa
    950 hPa
    975 hPa
    1000 hPa
  • 20/12/2017 23Z
    N
    51
    -65.5 °C
    39,140 ft asl
    N
    66
    -56.2 °C
    34,603 ft asl
    NNE
    62
    -45.8 °C
    30,715 ft asl
    NNE
    54
    -37.0 °C
    27,287 ft asl
    N
    46
    -29.9 °C
    24,209 ft asl
    N
    42
    -23.7 °C
    21,424 ft asl
    N
    37
    -18.2 °C
    18,871 ft asl
    N
    29
    -13.9 °C
    16,516 ft asl
    NNE
    25
    -9.9 °C
    14,331 ft asl
    NNE
    25
    -6.5 °C
    12,293 ft asl
    N
    15
    -1.8 °C
    10,377 ft asl
    NNW
    14
    3.2 °C
    8,563 ft asl
    WNW
    10
    5.9 °C
    6,841 ft asl
    WNW
    4
    9.6 °C
    5,203 ft asl
    WNW
    4
    11.2 °C
    4,423 ft asl
    WNW
    2
    11.7 °C
    3,642 ft asl
    E
    2
    11.3 °C
    2,904 ft asl
    ESE
    3
    12.6 °C
    2,162 ft asl
    SSW
    1
    14.0 °C
    1,473 ft asl
    SSW
    1
    15.4 °C
    781 ft asl
    20/12/2017 23Z
  • 21/12/2017 00Z
    N
    52
    -65.6 °C
    39,157 ft asl
    N
    66
    -56.5 °C
    34,623 ft asl
    NNE
    62
    -45.8 °C
    30,738 ft asl
    N
    52
    -37.2 °C
    27,306 ft asl
    NNE
    48
    -29.0 °C
    24,232 ft asl
    N
    41
    -23.8 °C
    21,444 ft asl
    N
    37
    -18.3 °C
    18,891 ft asl
    N
    30
    -14.1 °C
    16,535 ft asl
    NNE
    25
    -9.9 °C
    14,354 ft asl
    NNE
    24
    -6.2 °C
    12,316 ft asl
    NNE
    15
    -1.8 °C
    10,400 ft asl
    N
    13
    3.1 °C
    8,583 ft asl
    NW
    9
    6.4 °C
    6,860 ft asl
    WNW
    3
    9.8 °C
    5,220 ft asl
    NW
    3
    11.0 °C
    4,442 ft asl
    N
    1
    11.4 °C
    3,661 ft asl
    E
    2
    11.4 °C
    2,920 ft asl
    ESE
    3
    12.7 °C
    2,178 ft asl
    SSW
    1
    14.1 °C
    1,490 ft asl
    SSW
    1
    15.5 °C
    797 ft asl
    21/12/2017 00Z
  • 21/12/2017 01Z
    N
    57
    -65.8 °C
    39,199 ft asl
    N
    66
    -56.5 °C
    34,665 ft asl
    N
    61
    -46.0 °C
    30,784 ft asl
    NNE
    52
    -37.3 °C
    27,352 ft asl
    N
    48
    -29.3 °C
    24,278 ft asl
    N
    41
    -23.3 °C
    21,486 ft asl
    N
    35
    -18.4 °C
    18,934 ft asl
    N
    29
    -14.0 °C
    16,578 ft asl
    N
    25
    -9.9 °C
    14,396 ft asl
    NNE
    25
    -5.7 °C
    12,356 ft asl
    NNE
    14
    -2.0 °C
    10,440 ft asl
    N
    11
    3.0 °C
    8,625 ft asl
    NNW
    7
    6.9 °C
    6,900 ft asl
    NW
    4
    9.8 °C
    5,262 ft asl
    NNW
    2
    10.9 °C
    4,482 ft asl
    N
    1
    11.5 °C
    3,701 ft asl
    E
    2
    11.6 °C
    2,959 ft asl
    ESE
    3
    12.8 °C
    2,218 ft asl
    SW
    2
    14.2 °C
    1,526 ft asl
    SW
    2
    15.6 °C
    833 ft asl
    21/12/2017 01Z
  • 21/12/2017 02Z
    N
    56
    -65.9 °C
    39,167 ft asl
    N
    64
    -56.5 °C
    34,639 ft asl
    N
    57
    -46.0 °C
    30,755 ft asl
    NNE
    52
    -37.2 °C
    27,326 ft asl
    N
    48
    -29.4 °C
    24,249 ft asl
    N
    39
    -23.1 °C
    21,457 ft asl
    N
    34
    -18.2 °C
    18,901 ft asl
    N
    28
    -13.8 °C
    16,545 ft asl
    N
    24
    -9.9 °C
    14,364 ft asl
    N
    24
    -5.6 °C
    12,323 ft asl
    N
    12
    -2.0 °C
    10,404 ft asl
    N
    9
    2.9 °C
    8,589 ft asl
    N
    7
    7.0 °C
    6,867 ft asl
    NW
    4
    9.5 °C
    5,226 ft asl
    NNW
    2
    10.8 °C
    4,446 ft asl
    N
    1
    11.4 °C
    3,665 ft asl
    E
    2
    11.5 °C
    2,927 ft asl
    E
    2
    12.8 °C
    2,185 ft asl
    WSW
    2
    14.2 °C
    1,493 ft asl
    WSW
    2
    15.6 °C
    801 ft asl
    21/12/2017 02Z
  • 21/12/2017 03Z
    N
    56
    -66.2 °C
    39,160 ft asl
    N
    61
    -56.4 °C
    34,633 ft asl
    N
    57
    -46.1 °C
    30,751 ft asl
    NNE
    52
    -37.0 °C
    27,323 ft asl
    N
    50
    -29.3 °C
    24,245 ft asl
    N
    41
    -23.0 °C
    21,453 ft asl
    N
    35
    -17.9 °C
    18,894 ft asl
    N
    28
    -13.6 °C
    16,535 ft asl
    N
    23
    -9.7 °C
    14,350 ft asl
    N
    21
    -5.4 °C
    12,310 ft asl
    N
    11
    -1.6 °C
    10,390 ft asl
    NNW
    9
    2.8 °C
    8,576 ft asl
    NNW
    6
    7.0 °C
    6,850 ft asl
    NW
    4
    9.5 °C
    5,210 ft asl
    NNW
    2
    10.6 °C
    4,432 ft asl
    N
    2
    11.2 °C
    3,652 ft asl
    E
    2
    11.3 °C
    2,913 ft asl
    E
    2
    12.6 °C
    2,172 ft asl
    WSW
    2
    14.0 °C
    1,480 ft asl
    WSW
    2
    15.4 °C
    787 ft asl
    21/12/2017 03Z
  • 21/12/2017 04Z
    N
    55
    -66.3 °C
    39,203 ft asl
    N
    57
    -56.5 °C
    34,678 ft asl
    N
    51
    -46.2 °C
    30,797 ft asl
    N
    48
    -37.1 °C
    27,372 ft asl
    N
    49
    -29.4 °C
    24,295 ft asl
    N
    43
    -22.7 °C
    21,503 ft asl
    N
    35
    -17.6 °C
    18,940 ft asl
    N
    29
    -13.1 °C
    16,578 ft asl
    N
    22
    -9.4 °C
    14,390 ft asl
    N
    17
    -5.4 °C
    12,349 ft asl
    NNW
    11
    -1.1 °C
    10,427 ft asl
    NW
    10
    2.9 °C
    8,609 ft asl
    NW
    7
    6.9 °C
    6,886 ft asl
    NW
    4
    9.7 °C
    5,243 ft asl
    NNW
    2
    10.4 °C
    4,465 ft asl
    N
    2
    11.1 °C
    3,684 ft asl
    E
    2
    11.5 °C
    2,946 ft asl
    ESE
    2
    12.8 °C
    2,205 ft asl
    SW
    3
    14.2 °C
    1,512 ft asl
    SW
    3
    15.6 °C
    820 ft asl
    21/12/2017 04Z
  • 21/12/2017 05Z
    N
    55
    -66.3 °C
    39,219 ft asl
    N
    54
    -56.4 °C
    34,695 ft asl
    N
    49
    -46.2 °C
    30,814 ft asl
    N
    45
    -37.3 °C
    27,388 ft asl
    N
    46
    -29.5 °C
    24,314 ft asl
    N
    42
    -22.5 °C
    21,519 ft asl
    N
    35
    -17.2 °C
    18,953 ft asl
    N
    29
    -12.7 °C
    16,591 ft asl
    N
    23
    -9.2 °C
    14,400 ft asl
    N
    17
    -5.2 °C
    12,356 ft asl
    NNW
    11
    -1.0 °C
    10,433 ft asl
    NNW
    11
    2.8 °C
    8,615 ft asl
    WNW
    8
    7.1 °C
    6,890 ft asl
    NW
    4
    9.7 °C
    5,249 ft asl
    N
    3
    10.3 °C
    4,472 ft asl
    NNE
    2
    11.1 °C
    3,691 ft asl
    ESE
    3
    11.7 °C
    2,949 ft asl
    ESE
    2
    12.9 °C
    2,208 ft asl
    SW
    3
    14.3 °C
    1,516 ft asl
    SW
    3
    15.7 °C
    823 ft asl
    21/12/2017 05Z
  • 21/12/2017 06Z
    N
    55
    -66.5 °C
    39,242 ft asl
    N
    52
    -56.1 °C
    34,715 ft asl
    N
    48
    -46.3 °C
    30,830 ft asl
    N
    45
    -37.4 °C
    27,408 ft asl
    N
    42
    -29.4 °C
    24,334 ft asl
    N
    40
    -22.5 °C
    21,539 ft asl
    N
    34
    -16.9 °C
    18,970 ft asl
    NNE
    30
    -12.1 °C
    16,604 ft asl
    NNE
    23
    -8.9 °C
    14,409 ft asl
    NNE
    19
    -4.9 °C
    12,362 ft asl
    N
    10
    -0.9 °C
    10,436 ft asl
    N
    12
    2.8 °C
    8,619 ft asl
    NW
    8
    7.2 °C
    6,896 ft asl
    NW
    4
    9.7 °C
    5,253 ft asl
    N
    3
    10.2 °C
    4,475 ft asl
    NNE
    2
    11.1 °C
    3,698 ft asl
    E
    2
    11.7 °C
    2,956 ft asl
    ESE
    2
    12.9 °C
    2,215 ft asl
    WSW
    3
    14.3 °C
    1,522 ft asl
    WSW
    3
    15.7 °C
    830 ft asl
    21/12/2017 06Z
  • 21/12/2017 07Z
    N
    53
    -66.7 °C
    39,252 ft asl
    N
    49
    -55.9 °C
    34,724 ft asl
    N
    44
    -46.3 °C
    30,840 ft asl
    N
    43
    -37.4 °C
    27,415 ft asl
    N
    39
    -29.6 °C
    24,341 ft asl
    N
    38
    -22.5 °C
    21,549 ft asl
    N
    32
    -16.7 °C
    18,980 ft asl
    NNE
    28
    -11.7 °C
    16,608 ft asl
    NNE
    21
    -8.4 °C
    14,413 ft asl
    NNE
    19
    -5.0 °C
    12,362 ft asl
    N
    9
    -0.7 °C
    10,440 ft asl
    N
    10
    3.0 °C
    8,619 ft asl
    NW
    7
    7.1 °C
    6,896 ft asl
    NW
    4
    9.7 °C
    5,253 ft asl
    N
    3
    10.3 °C
    4,475 ft asl
    NNE
    2
    11.2 °C
    3,694 ft asl
    ESE
    3
    11.6 °C
    2,956 ft asl
    ESE
    2
    12.9 °C
    2,215 ft asl
    WSW
    3
    14.3 °C
    1,522 ft asl
    WSW
    3
    15.7 °C
    830 ft asl
    21/12/2017 07Z
  • 21/12/2017 08Z
    N
    52
    -66.7 °C
    39,285 ft asl
    N
    46
    -55.9 °C
    34,757 ft asl
    N
    42
    -46.3 °C
    30,869 ft asl
    N
    39
    -37.4 °C
    27,448 ft asl
    N
    37
    -29.6 °C
    24,373 ft asl
    N
    35
    -22.8 °C
    21,581 ft asl
    N
    33
    -16.3 °C
    19,012 ft asl
    NNE
    27
    -11.5 °C
    16,637 ft asl
    NNE
    19
    -8.0 °C
    14,439 ft asl
    NNE
    18
    -5.0 °C
    12,385 ft asl
    NNE
    10
    -0.6 °C
    10,463 ft asl
    N
    8
    3.2 °C
    8,645 ft asl
    NW
    7
    7.2 °C
    6,919 ft asl
    NW
    4
    9.8 °C
    5,276 ft asl
    N
    2
    10.4 °C
    4,498 ft asl
    NE
    2
    11.2 °C
    3,717 ft asl
    ESE
    3
    11.6 °C
    2,976 ft asl
    ESE
    2
    12.9 °C
    2,234 ft asl
    WSW
    3
    14.3 °C
    1,542 ft asl
    WSW
    3
    15.7 °C
    850 ft asl
    21/12/2017 08Z
  • 21/12/2017 09Z
    N
    49
    -66.7 °C
    39,308 ft asl
    N
    46
    -55.8 °C
    34,774 ft asl
    N
    39
    -46.2 °C
    30,886 ft asl
    N
    37
    -37.4 °C
    27,464 ft asl
    N
    35
    -29.7 °C
    24,390 ft asl
    N
    32
    -22.8 °C
    21,598 ft asl
    N
    31
    -16.2 °C
    19,029 ft asl
    N
    25
    -11.5 °C
    16,654 ft asl
    NNE
    18
    -7.8 °C
    14,452 ft asl
    NNE
    17
    -4.8 °C
    12,398 ft asl
    N
    9
    -0.5 °C
    10,472 ft asl
    N
    7
    3.3 °C
    8,655 ft asl
    NW
    6
    7.4 °C
    6,926 ft asl
    NW
    3
    9.9 °C
    5,285 ft asl
    N
    2
    10.4 °C
    4,508 ft asl
    NE
    2
    11.1 °C
    3,727 ft asl
    ESE
    3
    11.7 °C
    2,986 ft asl
    ESE
    2
    12.9 °C
    2,244 ft asl
    WSW
    2
    14.3 °C
    1,552 ft asl
    WSW
    2
    15.7 °C
    856 ft asl
    21/12/2017 09Z
  • 21/12/2017 10Z
    N
    48
    -66.6 °C
    39,324 ft asl
    N
    43
    -55.7 °C
    34,790 ft asl
    N
    36
    -46.0 °C
    30,899 ft asl
    N
    34
    -37.5 °C
    27,477 ft asl
    N
    31
    -29.6 °C
    24,403 ft asl
    N
    31
    -22.6 °C
    21,611 ft asl
    N
    30
    -16.6 °C
    19,042 ft asl
    N
    24
    -11.3 °C
    16,670 ft asl
    NNE
    17
    -7.6 °C
    14,465 ft asl
    NNE
    14
    -4.5 °C
    12,411 ft asl
    N
    8
    -0.4 °C
    10,482 ft asl
    NNW
    5
    3.3 °C
    8,665 ft asl
    WNW
    5
    7.7 °C
    6,936 ft asl
    NW
    2
    10.1 °C
    5,292 ft asl
    NNW
    1
    10.6 °C
    4,511 ft asl
    NE
    2
    11.3 °C
    3,730 ft asl
    ESE
    3
    11.8 °C
    2,992 ft asl
    ESE
    2
    13.1 °C
    2,251 ft asl
    WSW
    1
    14.5 °C
    1,555 ft asl
    WSW
    1
    15.9 °C
    860 ft asl
    21/12/2017 10Z
  • 21/12/2017 11Z
    N
    45
    -66.6 °C
    39,331 ft asl
    N
    39
    -55.7 °C
    34,793 ft asl
    N
    34
    -45.9 °C
    30,902 ft asl
    N
    32
    -37.5 °C
    27,477 ft asl
    N
    29
    -29.7 °C
    24,403 ft asl
    N
    29
    -22.6 °C
    21,611 ft asl
    N
    29
    -16.8 °C
    19,045 ft asl
    N
    23
    -11.1 °C
    16,670 ft asl
    N
    15
    -7.4 °C
    14,465 ft asl
    N
    11
    -4.3 °C
    12,411 ft asl
    N
    8
    -0.1 °C
    10,482 ft asl
    NW
    5
    3.5 °C
    8,661 ft asl
    WNW
    5
    8.0 °C
    6,932 ft asl
    W
    2
    10.2 °C
    5,285 ft asl
    WNW
    0
    10.8 °C
    4,508 ft asl
    ESE
    2
    11.4 °C
    3,727 ft asl
    ESE
    4
    12.1 °C
    2,986 ft asl
    ESE
    2
    13.4 °C
    2,241 ft asl
    SSW
    1
    14.9 °C
    1,549 ft asl
    SSW
    1
    16.3 °C
    853 ft asl
    21/12/2017 11Z
  • 21/12/2017 12Z
    N
    44
    -66.3 °C
    39,321 ft asl
    N
    38
    -55.5 °C
    34,780 ft asl
    N
    34
    -45.7 °C
    30,886 ft asl
    N
    33
    -37.3 °C
    27,457 ft asl
    NNW
    30
    -29.7 °C
    24,380 ft asl
    N
    31
    -22.9 °C
    21,591 ft asl
    N
    30
    -16.8 °C
    19,026 ft asl
    N
    24
    -11.4 °C
    16,654 ft asl
    N
    16
    -7.5 °C
    14,449 ft asl
    N
    11
    -4.2 °C
    12,395 ft asl
    NNW
    10
    0.2 °C
    10,463 ft asl
    NW
    5
    3.8 °C
    8,638 ft asl
    W
    5
    8.2 °C
    6,909 ft asl
    W
    2
    10.2 °C
    5,262 ft asl
    SSW
    0
    10.8 °C
    4,482 ft asl
    ESE
    2
    11.3 °C
    3,701 ft asl
    ESE
    3
    12.3 °C
    2,959 ft asl
    NE
    2
    13.6 °C
    2,218 ft asl
    ESE
    1
    15.0 °C
    1,522 ft asl
    ESE
    1
    16.4 °C
    827 ft asl
    21/12/2017 12Z
  • 21/12/2017 13Z
    N
    42
    -66.1 °C
    39,350 ft asl
    N
    38
    -55.2 °C
    34,803 ft asl
    N
    33
    -45.4 °C
    30,902 ft asl
    NNW
    34
    -37.0 °C
    27,470 ft asl
    NNW
    31
    -29.6 °C
    24,393 ft asl
    NNW
    32
    -22.9 °C
    21,604 ft asl
    NNW
    30
    -16.9 °C
    19,039 ft asl
    N
    24
    -11.9 °C
    16,667 ft asl
    N
    17
    -7.6 °C
    14,465 ft asl
    NNW
    11
    -4.0 °C
    12,411 ft asl
    NW
    11
    0.5 °C
    10,479 ft asl
    WNW
    6
    4.3 °C
    8,652 ft asl
    W
    5
    8.3 °C
    6,916 ft asl
    WSW
    2
    10.2 °C
    5,272 ft asl
    SSW
    1
    10.9 °C
    4,491 ft asl
    ESE
    2
    11.4 °C
    3,711 ft asl
    ESE
    3
    12.2 °C
    2,969 ft asl
    NNE
    2
    13.4 °C
    2,228 ft asl
    ESE
    2
    14.8 °C
    1,532 ft asl
    ESE
    2
    16.2 °C
    833 ft asl
    21/12/2017 13Z
  • 21/12/2017 14Z
    N
    39
    -66.0 °C
    39,347 ft asl
    N
    38
    -54.9 °C
    34,797 ft asl
    NNW
    33
    -45.2 °C
    30,892 ft asl
    NNW
    35
    -36.8 °C
    27,457 ft asl
    NNW
    34
    -29.5 °C
    24,377 ft asl
    NNW
    36
    -23.0 °C
    21,588 ft asl
    NNW
    32
    -17.1 °C
    19,022 ft asl
    N
    22
    -12.4 °C
    16,654 ft asl
    NNW
    18
    -8.0 °C
    14,459 ft asl
    NNW
    13
    -3.8 °C
    12,402 ft asl
    NW
    12
    0.8 °C
    10,469 ft asl
    W
    7
    4.8 °C
    8,638 ft asl
    W
    6
    8.3 °C
    6,903 ft asl
    WSW
    2
    10.3 °C
    5,259 ft asl
    SSW
    1
    11.0 °C
    4,478 ft asl
    ESE
    2
    11.4 °C
    3,698 ft asl
    E
    2
    11.9 °C
    2,956 ft asl
    N
    2
    13.2 °C
    2,211 ft asl
    SE
    2
    14.6 °C
    1,516 ft asl
    SE
    2
    16.0 °C
    820 ft asl
    21/12/2017 14Z
  • 21/12/2017 15Z
    N
    38
    -65.9 °C
    39,337 ft asl
    NNW
    40
    -54.6 °C
    34,783 ft asl
    NNW
    34
    -45.0 °C
    30,876 ft asl
    NNW
    37
    -36.4 °C
    27,438 ft asl
    NNW
    37
    -29.5 °C
    24,357 ft asl
    NNW
    39
    -22.9 °C
    21,568 ft asl
    NNW
    34
    -17.4 °C
    19,003 ft asl
    NNW
    23
    -12.6 °C
    16,640 ft asl
    N
    19
    -8.4 °C
    14,446 ft asl
    NNW
    16
    -3.5 °C
    12,392 ft asl
    NW
    12
    1.0 °C
    10,453 ft asl
    WNW
    8
    4.9 °C
    8,622 ft asl
    W
    6
    8.2 °C
    6,886 ft asl
    W
    2
    10.3 °C
    5,243 ft asl
    WNW
    0
    11.0 °C
    4,462 ft asl
    E
    2
    11.3 °C
    3,681 ft asl
    NE
    2
    11.4 °C
    2,940 ft asl
    N
    3
    12.7 °C
    2,198 ft asl
    ESE
    2
    14.1 °C
    1,506 ft asl
    SE
    2
    15.5 °C
    810 ft asl
    21/12/2017 15Z
  • 21/12/2017 16Z
    NNW
    37
    -65.8 °C
    39,373 ft asl
    NNW
    38
    -54.4 °C
    34,816 ft asl
    NNW
    37
    -45.2 °C
    30,906 ft asl
    NNW
    41
    -36.5 °C
    27,464 ft asl
    NNW
    40
    -29.4 °C
    24,383 ft asl
    NNW
    41
    -22.9 °C
    21,591 ft asl
    NNW
    33
    -17.4 °C
    19,029 ft asl
    N
    23
    -13.0 °C
    16,667 ft asl
    N
    20
    -8.6 °C
    14,472 ft asl
    N
    17
    -3.6 °C
    12,418 ft asl
    NNW
    11
    1.2 °C
    10,482 ft asl
    WNW
    7
    5.0 °C
    8,648 ft asl
    WNW
    7
    8.4 °C
    6,913 ft asl
    W
    2
    10.6 °C
    5,266 ft asl
    WNW
    1
    11.2 °C
    4,485 ft asl
    ESE
    2
    11.4 °C
    3,704 ft asl
    E
    2
    11.4 °C
    2,963 ft asl
    N
    2
    12.5 °C
    2,221 ft asl
    SSE
    2
    13.9 °C
    1,529 ft asl
    SSE
    2
    15.3 °C
    833 ft asl
    21/12/2017 16Z
  • 21/12/2017 17Z
    NNW
    36
    -65.8 °C
    39,360 ft asl
    NNW
    38
    -54.3 °C
    34,800 ft asl
    NNW
    38
    -45.0 °C
    30,889 ft asl
    NNW
    43
    -36.3 °C
    27,448 ft asl
    NNW
    44
    -29.2 °C
    24,367 ft asl
    NNW
    42
    -23.0 °C
    21,575 ft asl
    NNW
    32
    -17.6 °C
    19,012 ft asl
    N
    23
    -13.5 °C
    16,654 ft asl
    N
    19
    -8.4 °C
    14,462 ft asl
    N
    15
    -3.8 °C
    12,408 ft asl
    N
    11
    1.2 °C
    10,472 ft asl
    NW
    5
    5.1 °C
    8,638 ft asl
    WNW
    7
    8.7 °C
    6,903 ft asl
    W
    3
    10.8 °C
    5,253 ft asl
    WNW
    1
    11.5 °C
    4,472 ft asl
    ESE
    1
    11.7 °C
    3,691 ft asl
    E
    1
    11.7 °C
    2,949 ft asl
    NNW
    2
    12.7 °C
    2,205 ft asl
    SSW
    2
    14.2 °C
    1,512 ft asl
    SSW
    2
    15.5 °C
    820 ft asl
    21/12/2017 17Z
  • 21/12/2017 18Z
    NNW
    36
    -65.7 °C
    39,334 ft asl
    NNW
    38
    -54.3 °C
    34,774 ft asl
    NNW
    41
    -44.8 °C
    30,863 ft asl
    NNW
    45
    -36.4 °C
    27,421 ft asl
    NNW
    45
    -29.3 °C
    24,341 ft asl
    NNW
    41
    -23.1 °C
    21,549 ft asl
    NNW
    32
    -18.0 °C
    18,990 ft asl
    N
    22
    -13.6 °C
    16,634 ft asl
    N
    17
    -8.4 °C
    14,442 ft asl
    N
    12
    -4.0 °C
    12,388 ft asl
    N
    9
    1.2 °C
    10,453 ft asl
    NNW
    6
    5.0 °C
    8,622 ft asl
    WNW
    6
    8.8 °C
    6,883 ft asl
    W
    3
    11.0 °C
    5,233 ft asl
    WNW
    1
    11.6 °C
    4,452 ft asl
    E
    1
    11.8 °C
    3,668 ft asl
    NE
    2
    11.7 °C
    2,927 ft asl
    NNW
    2
    12.7 °C
    2,185 ft asl
    SW
    1
    14.1 °C
    1,493 ft asl
    SW
    1
    15.5 °C
    801 ft asl
    21/12/2017 18Z
  • 21/12/2017 19Z
    NNW
    36
    -65.6 °C
    39,347 ft asl
    NW
    38
    -54.3 °C
    34,780 ft asl
    NNW
    43
    -44.8 °C
    30,873 ft asl
    NNW
    46
    -36.5 °C
    27,431 ft asl
    NNW
    45
    -29.3 °C
    24,350 ft asl
    NNW
    38
    -23.5 °C
    21,562 ft asl
    NNW
    30
    -18.4 °C
    19,006 ft asl
    N
    21
    -13.3 °C
    16,650 ft asl
    N
    16
    -8.4 °C
    14,459 ft asl
    N
    11
    -3.9 °C
    12,405 ft asl
    NNW
    7
    1.1 °C
    10,472 ft asl
    NNW
    6
    5.3 °C
    8,635 ft asl
    WNW
    6
    9.0 °C
    6,900 ft asl
    W
    4
    11.3 °C
    5,246 ft asl
    WSW
    2
    11.9 °C
    4,465 ft asl
    SE
    2
    12.0 °C
    3,681 ft asl
    ESE
    2
    11.9 °C
    2,940 ft asl
    WSW
    1
    12.9 °C
    2,198 ft asl
    SSW
    3
    14.4 °C
    1,506 ft asl
    SSW
    3
    15.7 °C
    814 ft asl
    21/12/2017 19Z
  • 21/12/2017 20Z
    NW
    36
    -65.3 °C
    39,334 ft asl
    NW
    39
    -54.2 °C
    34,767 ft asl
    NW
    44
    -45.0 °C
    30,856 ft asl
    NNW
    46
    -36.7 °C
    27,415 ft asl
    NNW
    44
    -29.6 °C
    24,337 ft asl
    NNW
    36
    -23.8 °C
    21,552 ft asl
    NNW
    29
    -18.5 °C
    18,999 ft asl
    NNW
    21
    -13.2 °C
    16,644 ft asl
    NNW
    15
    -8.2 °C
    14,452 ft asl
    NNW
    12
    -3.7 °C
    12,395 ft asl
    NW
    9
    0.9 °C
    10,459 ft asl
    NW
    7
    5.7 °C
    8,625 ft asl
    WNW
    7
    9.2 °C
    6,886 ft asl
    W
    4
    11.5 °C
    5,233 ft asl
    WSW
    2
    12.0 °C
    4,449 ft asl
    SE
    2
    12.1 °C
    3,665 ft asl
    E
    2
    12.1 °C
    2,923 ft asl
    SSE
    2
    13.3 °C
    2,182 ft asl
    S
    5
    14.7 °C
    1,493 ft asl
    S
    5
    16.1 °C
    801 ft asl
    21/12/2017 20Z
  • 21/12/2017 21Z
    NW
    38
    -65.2 °C
    39,321 ft asl
    NW
    40
    -54.3 °C
    34,754 ft asl
    NW
    43
    -44.8 °C
    30,846 ft asl
    NW
    46
    -36.9 °C
    27,405 ft asl
    NNW
    44
    -29.7 °C
    24,331 ft asl
    NNW
    36
    -24.0 °C
    21,545 ft asl
    NNW
    29
    -18.7 °C
    18,996 ft asl
    NNW
    21
    -13.2 °C
    16,640 ft asl
    NW
    16
    -8.1 °C
    14,449 ft asl
    NNW
    14
    -3.4 °C
    12,392 ft asl
    NW
    12
    0.9 °C
    10,456 ft asl
    NW
    9
    5.8 °C
    8,622 ft asl
    WNW
    7
    9.6 °C
    6,880 ft asl
    W
    4
    11.6 °C
    5,226 ft asl
    SW
    1
    12.0 °C
    4,442 ft asl
    ESE
    2
    12.0 °C
    3,658 ft asl
    NNE
    1
    12.2 °C
    2,917 ft asl
    SSE
    3
    13.4 °C
    2,172 ft asl
    S
    7
    14.8 °C
    1,486 ft asl
    S
    7
    16.2 °C
    797 ft asl
    21/12/2017 21Z
  • 21/12/2017 22Z
    NW
    41
    -65.0 °C
    39,288 ft asl
    NW
    39
    -54.5 °C
    34,718 ft asl
    NW
    43
    -44.9 °C
    30,814 ft asl
    NW
    46
    -37.2 °C
    27,379 ft asl
    NW
    44
    -29.9 °C
    24,304 ft asl
    NW
    36
    -24.0 °C
    21,522 ft asl
    NW
    28
    -18.9 °C
    18,973 ft asl
    NW
    21
    -13.2 °C
    16,621 ft asl
    NW
    18
    -8.2 °C
    14,429 ft asl
    NW
    17
    -3.3 °C
    12,372 ft asl
    NW
    16
    1.1 °C
    10,433 ft asl
    NW
    11
    5.9 °C
    8,602 ft asl
    W
    8
    10.0 °C
    6,857 ft asl
    W
    4
    11.5 °C
    5,200 ft asl
    SW
    1
    11.9 °C
    4,419 ft asl
    ESE
    2
    11.7 °C
    3,635 ft asl
    N
    2
    12.1 °C
    2,894 ft asl
    SSE
    5
    13.4 °C
    2,149 ft asl
    S
    8
    14.9 °C
    1,463 ft asl
    S
    8
    16.2 °C
    774 ft asl
    21/12/2017 22Z
  • 200 hPa
    250 hPa
    300 hPa
    350 hPa
    400 hPa
    450 hPa
    500 hPa
    550 hPa
    600 hPa
    650 hPa
    700 hPa
    750 hPa
    800 hPa
    850 hPa
    875 hPa
    900 hPa
    925 hPa
    950 hPa
    975 hPa
    1000 hPa
  • 21/12/2017 23Z
    WNW
    41
    -64.8 °C
    39,255 ft asl
    NW
    41
    -54.8 °C
    34,685 ft asl
    NW
    45
    -45.1 °C
    30,784 ft asl
    NW
    47
    -37.4 °C
    27,352 ft asl
    NW
    45
    -30.1 °C
    24,281 ft asl
    NW
    38
    -24.1 °C
    21,499 ft asl
    NW
    30
    -19.1 °C
    18,950 ft asl
    NW
    24
    -13.4 °C
    16,601 ft asl
    NW
    22
    -8.5 °C
    14,409 ft asl
    NW
    20
    -3.4 °C
    12,356 ft asl
    NW
    19
    1.3 °C
    10,420 ft asl
    WNW
    12
    6.2 °C
    8,583 ft asl
    W
    9
    10.3 °C
    6,837 ft asl
    W
    4
    11.6 °C
    5,180 ft asl
    WSW
    1
    11.9 °C
    4,396 ft asl
    ESE
    1
    11.7 °C
    3,612 ft asl
    NNW
    2
    12.1 °C
    2,871 ft asl
    SSE
    5
    13.6 °C
    2,129 ft asl
    S
    8
    15.0 °C
    1,444 ft asl
    S
    8
    16.4 °C
    758 ft asl
    21/12/2017 23Z
  • 22/12/2017 00Z
    WNW
    45
    -64.4 °C
    39,229 ft asl
    WNW
    44
    -55.0 °C
    34,659 ft asl
    NW
    48
    -45.3 °C
    30,758 ft asl
    NW
    49
    -37.4 °C
    27,329 ft asl
    NW
    48
    -30.4 °C
    24,262 ft asl
    NW
    41
    -24.3 °C
    21,483 ft asl
    NW
    34
    -19.3 °C
    18,937 ft asl
    NW
    27
    -13.8 °C
    16,588 ft asl
    NW
    25
    -8.6 °C
    14,400 ft asl
    NW
    22
    -3.3 °C
    12,346 ft asl
    NW
    19
    1.5 °C
    10,407 ft asl
    WNW
    12
    6.5 °C
    8,570 ft asl
    WNW
    10
    10.4 °C
    6,821 ft asl
    W
    5
    11.6 °C
    5,164 ft asl
    WNW
    2
    11.6 °C
    4,383 ft asl
    N
    1
    11.4 °C
    3,599 ft asl
    NNW
    3
    11.9 °C
    2,858 ft asl
    SSE
    6
    13.3 °C
    2,116 ft asl
    SSE
    8
    14.7 °C
    1,430 ft asl
    SSE
    8
    16.1 °C
    745 ft asl
    22/12/2017 00Z
  • 22/12/2017 01Z
    WNW
    49
    -63.9 °C
    39,196 ft asl
    WNW
    49
    -55.3 °C
    34,629 ft asl
    NW
    51
    -45.7 °C
    30,732 ft asl
    NW
    52
    -37.5 °C
    27,303 ft asl
    NW
    51
    -30.7 °C
    24,239 ft asl
    NW
    44
    -24.6 °C
    21,463 ft asl
    NW
    36
    -19.3 °C
    18,921 ft asl
    NW
    29
    -14.1 °C
    16,572 ft asl
    NW
    25
    -8.6 °C
    14,383 ft asl
    NW
    23
    -3.2 °C
    12,329 ft asl
    NW
    19
    1.7 °C
    10,390 ft asl
    WNW
    13
    6.7 °C
    8,550 ft asl
    WNW
    10
    10.2 °C
    6,804 ft asl
    WNW
    5
    11.2 °C
    5,148 ft asl
    NW
    2
    10.8 °C
    4,367 ft asl
    N
    3
    10.2 °C
    3,586 ft asl
    NNW
    4
    10.6 °C
    2,848 ft asl
    SSE
    4
    12.1 °C
    2,110 ft asl
    SSE
    7
    13.5 °C
    1,427 ft asl
    SSE
    7
    14.9 °C
    741 ft asl
    22/12/2017 01Z
  • 22/12/2017 02Z
    WNW
    52
    -63.8 °C
    39,134 ft asl
    WNW
    55
    -55.5 °C
    34,570 ft asl
    WNW
    56
    -46.1 °C
    30,676 ft asl
    NW
    56
    -37.9 °C
    27,254 ft asl
    NW
    55
    -30.9 °C
    24,193 ft asl
    WNW
    46
    -24.7 °C
    21,421 ft asl
    WNW
    37
    -19.6 °C
    18,878 ft asl
    NW
    32
    -14.3 °C
    16,532 ft asl
    NW
    30
    -8.7 °C
    14,347 ft asl
    NW
    25
    -3.2 °C
    12,290 ft asl
    NW
    18
    1.8 °C
    10,351 ft asl
    WNW
    12
    6.7 °C
    8,514 ft asl
    WNW
    10
    9.8 °C
    6,765 ft asl
    WNW
    6
    10.7 °C
    5,115 ft asl
    NW
    3
    9.9 °C
    4,337 ft asl
    NNW
    4
    9.0 °C
    3,556 ft asl
    NNW
    5
    9.1 °C
    2,825 ft asl
    SE
    2
    10.5 °C
    2,090 ft asl
    SSE
    4
    11.9 °C
    1,404 ft asl
    SSE
    4
    13.3 °C
    719 ft asl
    22/12/2017 02Z
  • 22/12/2017 03Z
    WNW
    58
    -64.1 °C
    39,058 ft asl
    WNW
    60
    -55.6 °C
    34,498 ft asl
    WNW
    60
    -46.5 °C
    30,610 ft asl
    WNW
    59
    -38.3 °C
    27,192 ft asl
    WNW
    57
    -31.2 °C
    24,134 ft asl
    WNW
    49
    -24.9 °C
    21,365 ft asl
    WNW
    40
    -19.8 °C
    18,825 ft asl
    NW
    35
    -14.5 °C
    16,480 ft asl
    NW
    35
    -8.8 °C
    14,298 ft asl
    NW
    31
    -3.2 °C
    12,241 ft asl
    NW
    21
    1.6 °C
    10,302 ft asl
    NW
    12
    6.2 °C
    8,468 ft asl
    NNW
    9
    9.3 °C
    6,722 ft asl
    NW
    7
    10.1 °C
    5,075 ft asl
    NW
    4
    9.7 °C
    4,298 ft asl
    NW
    2
    8.4 °C
    3,520 ft asl
    NNW
    5
    8.1 °C
    2,789 ft asl
    E
    1
    9.5 °C
    2,057 ft asl
    SE
    2
    10.9 °C
    1,371 ft asl
    SE
    2
    12.3 °C
    686 ft asl
    22/12/2017 03Z
  • 22/12/2017 04Z
    WNW
    62
    -64.4 °C
    39,019 ft asl
    WNW
    63
    -55.6 °C
    34,462 ft asl
    WNW
    64
    -46.7 °C
    30,577 ft asl
    WNW
    61
    -38.7 °C
    27,165 ft asl
    WNW
    55
    -31.6 °C
    24,111 ft asl
    WNW
    49
    -25.1 °C
    21,345 ft asl
    WNW
    43
    -20.0 °C
    18,806 ft asl
    NW
    42
    -14.7 °C
    16,463 ft asl
    NW
    38
    -9.0 °C
    14,281 ft asl
    NW
    32
    -3.4 °C
    12,228 ft asl
    NW
    22
    1.2 °C
    10,292 ft asl
    NW
    12
    5.8 °C
    8,458 ft asl
    N
    9
    8.8 °C
    6,719 ft asl
    N
    8
    9.3 °C
    5,072 ft asl
    NNW
    5
    9.1 °C
    4,298 ft asl
    NNW
    3
    8.2 °C
    3,524 ft asl
    NNW
    4
    7.3 °C
    2,792 ft asl
    N
    3
    8.8 °C
    2,060 ft asl
    NNE
    3
    10.2 °C
    1,378 ft asl
    NNE
    3
    11.5 °C
    692 ft asl
    22/12/2017 04Z
  • 22/12/2017 05Z
    WNW
    65
    -64.6 °C
    38,976 ft asl
    WNW
    67
    -55.8 °C
    34,423 ft asl
    WNW
    66
    -46.8 °C
    30,541 ft asl
    WNW
    61
    -38.9 °C
    27,133 ft asl
    WNW
    54
    -31.9 °C
    24,085 ft asl
    NW
    49
    -25.5 °C
    21,319 ft asl
    NW
    46
    -19.9 °C
    18,786 ft asl
    NW
    42
    -14.7 °C
    16,440 ft asl
    NW
    38
    -9.2 °C
    14,262 ft asl
    NW
    32
    -4.4 °C
    12,211 ft asl
    NW
    24
    0.3 °C
    10,282 ft asl
    NW
    15
    5.2 °C
    8,455 ft asl
    NNW
    12
    7.8 °C
    6,719 ft asl
    N
    11
    7.8 °C
    5,079 ft asl
    N
    9
    7.7 °C
    4,308 ft asl
    N
    5
    7.1 °C
    3,537 ft asl
    NNW
    3
    5.9 °C
    2,808 ft asl
    N
    4
    7.4 °C
    2,080 ft asl
    N
    4
    8.8 °C
    1,398 ft asl
    N
    4
    10.1 °C
    712 ft asl
    22/12/2017 05Z
  • 22/12/2017 06Z
    WNW
    71
    -64.0 °C
    38,904 ft asl
    WNW
    73
    -56.1 °C
    34,350 ft asl
    WNW
    70
    -47.1 °C
    30,476 ft asl
    WNW
    65
    -39.4 °C
    27,070 ft asl
    WNW
    60
    -32.2 °C
    24,026 ft asl
    WNW
    52
    -25.8 °C
    21,270 ft asl
    NW
    43
    -20.0 °C
    18,737 ft asl
    NW
    38
    -14.8 °C
    16,394 ft asl
    NW
    36
    -9.6 °C
    14,216 ft asl
    NNW
    32
    -4.9 °C
    12,172 ft asl
    NNW
    29
    -0.8 °C
    10,249 ft asl
    NNW
    23
    3.7 °C
    8,428 ft asl
    NNW
    19
    6.9 °C
    6,699 ft asl
    N
    15
    7.2 °C
    5,066 ft asl
    N
    11
    6.7 °C
    4,298 ft asl
    N
    7
    6.8 °C
    3,527 ft asl
    W
    3
    6.4 °C
    2,799 ft asl
    N
    4
    7.9 °C
    2,070 ft asl
    N
    3
    9.3 °C
    1,388 ft asl
    N
    3
    10.7 °C
    702 ft asl
    22/12/2017 06Z
  • 22/12/2017 07Z
    WNW
    73
    -63.3 °C
    38,839 ft asl
    WNW
    77
    -56.2 °C
    34,278 ft asl
    WNW
    76
    -47.2 °C
    30,404 ft asl
    WNW
    69
    -39.7 °C
    27,001 ft asl
    WNW
    53
    -33.2 °C
    23,967 ft asl
    NW
    43
    -26.8 °C
    21,220 ft asl
    NW
    37
    -20.5 °C
    18,698 ft asl
    NNW
    33
    -14.6 °C
    16,358 ft asl
    NNW
    31
    -9.7 °C
    14,180 ft asl
    NNW
    31
    -4.9 °C
    12,136 ft asl
    NNW
    30
    -2.0 °C
    10,217 ft asl
    NNW
    31
    1.5 °C
    8,409 ft asl
    NNW
    28
    6.2 °C
    6,693 ft asl
    NNW
    20
    7.4 °C
    5,059 ft asl
    N
    14
    6.9 °C
    4,291 ft asl
    N
    9
    6.7 °C
    3,520 ft asl
    WNW
    3
    7.4 °C
    2,792 ft asl
    NE
    1
    9.0 °C
    2,060 ft asl
    NE
    2
    10.4 °C
    1,378 ft asl
    NE
    2
    11.7 °C
    692 ft asl
    22/12/2017 07Z
  • 22/12/2017 08Z
    WNW
    72
    -62.6 °C
    38,809 ft asl
    WNW
    81
    -56.0 °C
    34,236 ft asl
    WNW
    78
    -47.4 °C
    30,364 ft asl
    WNW
    61
    -40.7 °C
    26,972 ft asl
    NW
    46
    -34.7 °C
    23,957 ft asl
    NW
    44
    -27.6 °C
    21,220 ft asl
    NW
    39
    -20.9 °C
    18,704 ft asl
    NNW
    34
    -14.4 °C
    16,365 ft asl
    NNW
    31
    -9.7 °C
    14,186 ft asl
    NNW
    31
    -5.0 °C
    12,142 ft asl
    NNW
    30
    -1.8 °C
    10,223 ft asl
    NNW
    30
    0.4 °C
    8,419 ft asl
    NNW
    29
    4.2 °C
    6,713 ft asl
    NNW
    23
    7.5 °C
    5,085 ft asl
    NNW
    16
    7.3 °C
    4,314 ft asl
    N
    10
    7.1 °C
    3,543 ft asl
    NNW
    4
    8.1 °C
    2,812 ft asl
    SSE
    2
    9.6 °C
    2,080 ft asl
    SE
    2
    11.0 °C
    1,398 ft asl
    SE
    2
    12.4 °C
    712 ft asl
    22/12/2017 08Z
  • 22/12/2017 09Z
    WNW
    68
    -61.6 °C
    38,750 ft asl
    WNW
    81
    -55.6 °C
    34,160 ft asl
    WNW
    72
    -48.3 °C
    30,292 ft asl
    WNW
    52
    -42.6 °C
    26,923 ft asl
    NW
    48
    -34.6 °C
    23,914 ft asl
    NW
    45
    -27.9 °C
    21,184 ft asl
    NW
    41
    -21.1 °C
    18,668 ft asl
    NW
    37
    -15.2 °C
    16,332 ft asl
    NNW
    35
    -10.2 °C
    14,160 ft asl
    NNW
    34
    -5.5 °C
    12,119 ft asl
    N
    34
    -2.3 °C
    10,203 ft asl
    N
    29
    -0.2 °C
    8,402 ft asl
    N
    28
    2.7 °C
    6,703 ft asl
    N
    22
    6.4 °C
    5,082 ft asl
    NNW
    18
    7.1 °C
    4,314 ft asl
    N
    9
    7.6 °C
    3,543 ft asl
    N
    3
    8.1 °C
    2,812 ft asl
    SW
    2
    9.5 °C
    2,080 ft asl
    SSW
    1
    10.9 °C
    1,394 ft asl
    SSW
    1
    12.3 °C
    709 ft asl
    22/12/2017 09Z
  • 22/12/2017 10Z
    WNW
    68
    -60.3 °C
    38,704 ft asl
    WNW
    76
    -55.3 °C
    34,091 ft asl
    WNW
    68
    -49.1 °C
    30,230 ft asl
    WNW
    58
    -42.5 °C
    26,867 ft asl
    WNW
    58
    -34.8 °C
    23,862 ft asl
    WNW
    53
    -27.8 °C
    21,129 ft asl
    WNW
    44
    -21.6 °C
    18,612 ft asl
    NW
    39
    -16.6 °C
    16,286 ft asl
    NNW
    35
    -11.2 °C
    14,121 ft asl
    NNW
    35
    -7.0 °C
    12,093 ft asl
    N
    37
    -4.0 °C
    10,187 ft asl
    N
    28
    -1.4 °C
    8,396 ft asl
    NNW
    28
    1.8 °C
    6,699 ft asl
    N
    25
    5.6 °C
    5,089 ft asl
    N
    21
    6.2 °C
    4,321 ft asl
    NNW
    12
    7.2 °C
    3,553 ft asl
    NNW
    5
    7.8 °C
    2,822 ft asl
    WNW
    2
    9.2 °C
    2,090 ft asl
    W
    2
    10.6 °C
    1,404 ft asl
    W
    2
    12.0 °C
    715 ft asl
    22/12/2017 10Z
  • 22/12/2017 11Z
    WNW
    66
    -59.2 °C
    38,645 ft asl
    WNW
    77
    -55.0 °C
    34,016 ft asl
    WNW</