Avalanche Weather Guidance
Issued by NWS Juneau, AK

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14
864
FWAK47 PAJK 201212
AVGAJK

AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE JUNEAU AK
411 AM ADT WED AUG 20 2025

*** EXPERIMENTAL PRODUCT FOR EVALUATION ONLY ***

THIS FORECAST IS FOR USE IN SNOW SAFETY ACTIVITIES AND EMERGENCY
MANAGEMENT.


...THE JUNEAU MOUNTAIN FORECAST COVERS THE MOUNTAINS (ABOVE 1000 FT)
AROUND DOWNTOWN JUNEAU AND DOUGLAS ISLAND...

DATE                    WEDNESDAY 08/20/25                      THURSDAY 08/21/25
TIME (LT)          04   07   10   13   16   19   22   01   04   07   10   13   16   19   22   01   04
                   4A   7A   10A  1P   4P   7P   10P  1A   4A   7A   10A  1P   4P   7P   10P  1A   4A

CLOUD COVER             OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)         90   90   80   75   75   75   70   80   80   85   80   75   70   70   75   75
TEMPERATURE             47   47   49   51   51   49   47   46   46   49   53   55   54   50   49   48
MAX/MIN TEMP                           52                  45                  56                  47
WIND DIR                 S    S   SW    S    S    E    E    E   NE   NE    N    W    N   NE   NE   NE
WIND (MPH)               8    8    8    6    6    6    6    6    6    6    8    6    6    6    6    8
WIND GUST (MPH)
PRECIP PROB (%)    60   60   50   50   30   20    5    0    0    0    0    0    0    0    0   10   20
PRECIP TYPE              R    R    R    R    R                                                 R    R
12 HOUR QPF                          0.14                0.00                0.00                0.00
12 HOUR SNOW                          0.0                 0.0                 0.0                 0.0
SNOW LEVEL (HFT)        72   72   71   71   71   71   69   68   66   66   67   69   70   71   73   77


...NEAR SEA LEVEL AROUND JUNEAU...

DATE                    WEDNESDAY 08/20/25                      THURSDAY 08/21/25
TIME (LT)          04   07   10   13   16   19   22   01   04   07   10   13   16   19   22   01   04
                   4A   7A   10A  1P   4P   7P   10P  1A   4A   7A   10A  1P   4P   7P   10P  1A   4A

CLOUD COVER             OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)         90   85   80   75   75   75   70   80   80   85   80   75   70   70   75   75
TEMPERATURE             50   52   55   58   56   54   52   51   51   54   59   60   58   54   53   52
MAX/MIN TEMP                           58                  49                  62                  51
WIND DIR                SE   SW    W    W   SE   SE    E    E    E    N    N    N    N    E    E    E
WIND (MPH)               4    4    5    5    4    4    5    5    3    4    4    4    4    3    4    4
WIND GUST (MPH)
PRECIP PROB (%)    60   60   50   50   30   20    5    0    0    0    0    0    0    0    0   10   20
PRECIP TYPE              R    R    R    R    R                                                      R
12 HOUR QPF                          0.11                0.00                0.00                0.00
12 HOUR SNOW                          0.0                 0.0                 0.0                 0.0
SNOW LEVEL (HFT)        72   72   71   71   71   71   69   68   66   66   67   69   70   71   73   77


...THE KLONDIKE MOUNTAIN FORECAST COVERS THE MOUNTAINS (ABOVE 1000 FT)
ALONG THE KLONDIKE HIGHWAY AND TAIYA RIVER VALLEY...

DATE                    WEDNESDAY 08/20/25                      THURSDAY 08/21/25
TIME (LT)          04   07   10   13   16   19   22   01   04   07   10   13   16   19   22   01   04
                   4A   7A   10A  1P   4P   7P   10P  1A   4A   7A   10A  1P   4P   7P   10P  1A   4A

CLOUD COVER             OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   BK   SC   SC   BK
CLOUD COVER (%)         90   85   85   80   80   85   85   85   85   90   80   75   55   45   50   55
TEMPERATURE             50   52   54   55   52   50   49   49   49   51   57   58   55   50   49   49
MAX/MIN TEMP                           55                  47                  59                  47
WIND DIR                SW   SW   SW   SW   SW   SW   SW   SW   SW   SW    S   SW   SW    S   NE   NE
WIND (MPH)               9   10   12   12   12    9    9    9    6    6   10   11    9    5    3    4
WIND GUST (MPH)
PRECIP PROB (%)    20   20   30   20    0    0    0    0    0    0    0    0    0    0    0    0   10
PRECIP TYPE              R    R    R                                                           R
12 HOUR QPF                          0.00                0.00                0.00                0.00
12 HOUR SNOW                          0.0                 0.0                 0.0                 0.0
SNOW LEVEL (HFT)        73   74   74   74   74   74   71   70   67   67   68   71   72   72   71   72


...NEAR SEA LEVEL AROUND SKAGWAY...

DATE                    WEDNESDAY 08/20/25                      THURSDAY 08/21/25
TIME (LT)          04   07   10   13   16   19   22   01   04   07   10   13   16   19   22   01   04
                   4A   7A   10A  1P   4P   7P   10P  1A   4A   7A   10A  1P   4P   7P   10P  1A   4A

CLOUD COVER             OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   BK   SC   SC   BK
CLOUD COVER (%)         90   85   85   80   85   85   85   85   85   90   80   75   55   50   50   60
TEMPERATURE             54   57   59   60   58   55   54   52   51   56   61   63   61   55   52   51
MAX/MIN TEMP                           61                  51                  64                  49
WIND DIR                SW   SW   SW    S    S    S    S    S    S   SW    S   SW   SW    N   NE   NE
WIND (MPH)               8   10   14   13   13   11    8    6    4    5    9   10    6    6    4    3
WIND GUST (MPH)
PRECIP PROB (%)    20   30   30   20    0    0    0    0    0    0    0    0    0    0    0    0   10
PRECIP TYPE              R    R    R                                                           R
12 HOUR QPF                          0.00                0.00                0.00                0.00
12 HOUR SNOW                          0.0                 0.0                 0.0                 0.0
SNOW LEVEL (HFT)        73   74   74   74   74   74   71   69   67   66   67   70   71   71   71   72


...THE HAINES MOUNTAIN FORECAST COVERS THE MOUNTAINS (ABOVE 1000 FT)
ALONG THE CHILKAT RIVER VALLEY AND THE TAKSHANUK MOUNTAINS...

DATE                    WEDNESDAY 08/20/25                      THURSDAY 08/21/25
TIME (LT)          04   07   10   13   16   19   22   01   04   07   10   13   16   19   22   01   04
                   4A   7A   10A  1P   4P   7P   10P  1A   4A   7A   10A  1P   4P   7P   10P  1A   4A

CLOUD COVER             OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   BK   SC   BK   BK
CLOUD COVER (%)         85   80   80   75   70   75   80   80   90   90   80   75   55   50   55   60
TEMPERATURE             45   48   52   53   51   48   46   45   45   48   54   56   53   47   45   44
MAX/MIN TEMP                           54                  44                  57                  43
WIND DIR                 S    S    S    S    S    S    S    S    S    S    S    S    S   SE   NE    N
WIND (MPH)               5    6    8    9    8    6    5    5    3    4    5    6    5    4    4    4
WIND GUST (MPH)
PRECIP PROB (%)     5    5    5    5    0    0    0    0    0    0    0    0    0    0    0    0    0
PRECIP TYPE              R    R                                                                R
12 HOUR QPF                          0.00                0.00                0.00                0.00
12 HOUR SNOW                          0.0                 0.0                 0.0                 0.0
SNOW LEVEL (HFT)        74   74   74   74   74   73   71   69   67   66   67   70   70   71   71   72


...NEAR SEA LEVEL AROUND HAINES AND LOWER ELEVATIONS ALONG THE HAINES HIGHWAY...

DATE                    WEDNESDAY 08/20/25                      THURSDAY 08/21/25
TIME (LT)          04   07   10   13   16   19   22   01   04   07   10   13   16   19   22   01   04
                   4A   7A   10A  1P   4P   7P   10P  1A   4A   7A   10A  1P   4P   7P   10P  1A   4A

CLOUD COVER             OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   BK   BK   BK   BK
CLOUD COVER (%)         85   80   75   75   70   75   80   85   90   90   80   75   55   50   55   60
TEMPERATURE             52   55   60   61   58   55   53   51   51   56   62   63   60   54   51   50
MAX/MIN TEMP                           61                  50                  65                  49
WIND DIR                SE   SE   SE   SE   SE   SE   SE   SE   SE   SE   SE   SE   SE   NW   NW   NW
WIND (MPH)               6    6    9    9    8    6    6    6    3    2    4    5    3    4    3    3
WIND GUST (MPH)         28   27   27             25
PRECIP PROB (%)    20   20   20   10    0    0    0    0    0    0    0    0    0    0    0    0    0
PRECIP TYPE              R    R    R                                                           R    R
12 HOUR QPF                          0.01                0.00                0.00                0.00
12 HOUR SNOW                          0.0                 0.0                 0.0                 0.0
SNOW LEVEL (HFT)        74   74   74   74   73   73   71   68   67   66   67   69   70   71   71   72

$$

--- PRECIP TYPE CODES ---

CODE   TYPE
 T     THUNDERSTORMS
 R     RAIN
 S     SNOW
 I     SLEET
 Z     FREEZING RAIN