Avalanche Weather Guidance
Issued by NWS Juneau, AK

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337
FWAK47 PAJK 031537
AVGAJK

AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE JUNEAU AK
637 AM AKST WED DEC 3 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 12/03/25                      THURSDAY 12/04/25
TIME (LT)          03   06   09   12   15   18   21   00   03   06   09   12   15   18   21   00   03
                   3A   6A   9A   12   3P   6P   9P   12   3A   6A   9A   12   3P   6P   9P   12   3A

CLOUD COVER                  OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)             100  100  100  100   95   95   90  100  100  100  100  100  100  100   90
TEMPERATURE                  35   37   37   37   36   35   34   34   35   37   38   37   34   30   27
MAX/MIN TEMP                           37                  34                  38                  26
WIND DIR                     SE   SE    S   SW   SW   SW   SW    S    S    S    S   SE    E    E   NE
WIND (MPH)                   11   11    9    6    4    4    5    5    5    5    3    3    4    4    6
WIND GUST (MPH)
PRECIP PROB (%)        100  100  100  100  100  100   80   80   80   80   70   70   60   60   50   50
PRECIP TYPE                   S    S    S    S    S    S    S    S    S    S    S    S    S    S    S
6 HOUR QPF                 0.10      0.17      0.09      0.06      0.05      0.02      0.02      0.02
6 HOUR SNOW                 0.1       0.3       0.3       0.2       0.2       0.1       0.1       0.1
SNOW LEVEL (KFT)            3.2  3.2  3.1  3.2  3.4  3.2  3.2  3.1  2.9  2.8  2.6  2.4  2.2  1.9  1.5
SNOW RATIO (:1)               4    3    4    4    4    5    5    6    6    7    7    7    8    8    8


...NEAR SEA LEVEL AROUND JUNEAU...

DATE                    WEDNESDAY 12/03/25                      THURSDAY 12/04/25
TIME (LT)          03   06   09   12   15   18   21   00   03   06   09   12   15   18   21   00   03
                   3A   6A   9A   12   3P   6P   9P   12   3A   6A   9A   12   3P   6P   9P   12   3A

CLOUD COVER                  OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)             100  100  100  100   95   90   90  100  100  100  100  100  100  100   90
TEMPERATURE                  41   42   43   43   42   41   40   40   41   43   44   43   40   35   32
MAX/MIN TEMP                           43                  40                  44                  31
WIND DIR                     SE   SE   SE    S    S    S    S    S    S    S   SE   SE    E    E   NE
WIND (MPH)                   12   12   11    8    6    6    5    3    3    3    3    3    2    2    4
WIND GUST (MPH)
PRECIP PROB (%)        100  100  100  100  100   90   80   80   80   80   70   60   60   60   50   50
PRECIP TYPE                   R    R    R    R    R    R    R    R    R    R    R    R    R    R    R
6 HOUR QPF                 0.08      0.14      0.08      0.04      0.03      0.02      0.02      0.02
6 HOUR SNOW                 0.0       0.0       0.0       0.0       0.0       0.0       0.0       0.0
SNOW LEVEL (KFT)            3.2  3.3  3.2  3.3  3.4  3.2  3.2  3.1  2.8  2.7  2.6  2.4  2.2  1.9  1.5
SNOW RATIO (:1)               2    2    2    2    2    2    2    4    4    5    5    5    5    5    7


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

DATE                    WEDNESDAY 12/03/25                      THURSDAY 12/04/25
TIME (LT)          03   06   09   12   15   18   21   00   03   06   09   12   15   18   21   00   03
                   3A   6A   9A   12   3P   6P   9P   12   3A   6A   9A   12   3P   6P   9P   12   3A

CLOUD COVER                  OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)             100  100  100   90   90   90   90  100  100   85  100  100  100  100   95
TEMPERATURE                  34   36   37   37   36   35   34   33   35   36   37   35   29   21   15
MAX/MIN TEMP                           37                  33                  37                  13
WIND DIR                     SW   SW   SW   SW   SW   SW   SW   SW   SW   SW    S   SE    E    E   NE
WIND (MPH)                   13   13   13   14   16   16   13   10    9    9    9    9   12   11   13
WIND GUST (MPH)
PRECIP PROB (%)         70  100  100  100   70   60   60   60   60   60   60   60   60   50   40   40
PRECIP TYPE                   S    S    S    S    S    S    S    S    S    S    S    S    S    S    S
6 HOUR QPF                 0.03      0.07      0.05      0.02      0.01      0.02      0.02      0.01
6 HOUR SNOW                 0.2       0.5       0.4       0.2       0.2       0.3       0.2       0.0
SNOW LEVEL (KFT)            2.1  2.4  2.3  2.3  2.3  2.2  2.1  1.6  1.3  1.1  0.7  0.4  0.2  0.1  0.0
SNOW RATIO (:1)               9    9    9    9   10   10   11   11   12   12   12   12   12   13   14


...NEAR SEA LEVEL AROUND SKAGWAY...

DATE                    WEDNESDAY 12/03/25                      THURSDAY 12/04/25
TIME (LT)          03   06   09   12   15   18   21   00   03   06   09   12   15   18   21   00   03
                   3A   6A   9A   12   3P   6P   9P   12   3A   6A   9A   12   3P   6P   9P   12   3A

CLOUD COVER                  OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)             100  100   95   95   90   90   90  100  100  100  100  100  100  100   95
TEMPERATURE                  40   43   44   44   42   41   39   39   39   40   41   39   35   28   23
MAX/MIN TEMP                           44                  39                  41                  22
WIND DIR                     SW   SW    S    S    S   SW   SW   SW   SW    S   SE    E   NE   NE   NE
WIND (MPH)                    5    6    6    8    8    8    6    4    3    5    5    4    6    6   11
WIND GUST (MPH)
PRECIP PROB (%)         80  100  100   90   70   60   50   60   50   60   60   60   60   50   40   40
PRECIP TYPE                   R    R    R    R    R    R    R    R    R    R    R    S    S    S    S
6 HOUR QPF                 0.02      0.07      0.04      0.01      0.01      0.01      0.02      0.01
6 HOUR SNOW                 0.0       0.0       0.0       0.0       0.0       0.0       0.1       0.0
SNOW LEVEL (KFT)            2.3  2.5  2.4  2.4  2.4  2.3  2.2  1.9  1.6  1.5  1.1  0.7  0.4  0.2  0.1
SNOW RATIO (:1)               4    4    4    4    4    5    5    5    5    5    5    8    8    8   12


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

DATE                    WEDNESDAY 12/03/25                      THURSDAY 12/04/25
TIME (LT)          03   06   09   12   15   18   21   00   03   06   09   12   15   18   21   00   03
                   3A   6A   9A   12   3P   6P   9P   12   3A   6A   9A   12   3P   6P   9P   12   3A

CLOUD COVER                  OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)              95   95   95   85   80   70   80  100   95   90   90   85  100  100   95
TEMPERATURE                  32   33   33   33   32   31   29   29   30   32   34   32   27   21   16
MAX/MIN TEMP                           33                  29                  34                  15
WIND DIR                     SE   SE   SE    S    S    S   SW    W    W    W    S    E   NE   NE   NE
WIND (MPH)                    3    3    2    2    1    1    1    2    2    2    2    2    3    3    4
WIND GUST (MPH)
PRECIP PROB (%)         80   90   80   60   40   40   30   30   30   40   40   50   50   40   40   30
PRECIP TYPE                   S    S    S    S    S    S    S    S    S    S    S    S    S    S    S
6 HOUR QPF                 0.02      0.05      0.02      0.01      0.01      0.01      0.01      0.01
6 HOUR SNOW                 0.1       0.3       0.2       0.1       0.0       0.0       0.1       0.0
SNOW LEVEL (KFT)            2.5  2.5  2.5  2.4  2.3  2.2  2.0  1.8  1.4  1.5  1.3  0.9  0.6  0.2  0.1
SNOW RATIO (:1)               6    6    6    6    7    7    8   10   10   11   12   12   11   12   12


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

DATE                    WEDNESDAY 12/03/25                      THURSDAY 12/04/25
TIME (LT)          03   06   09   12   15   18   21   00   03   06   09   12   15   18   21   00   03
                   3A   6A   9A   12   3P   6P   9P   12   3A   6A   9A   12   3P   6P   9P   12   3A

CLOUD COVER                  OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)              95   95   95   85   80   70   75  100  100   90   95   85  100  100   95
TEMPERATURE                  37   39   39   38   37   34   32   32   32   34   35   34   30   26   23
MAX/MIN TEMP                           39                  32                  35                  22
WIND DIR                     SE   SE   SE   SE   SE    S   SW    W    W   NE   SE    E    E   NE   NE
WIND (MPH)                    8    8    6    6    5    5    4    2    2    3    2    2    3    3    6
WIND GUST (MPH)                                                                                    25
PRECIP PROB (%)         80   90   90   60   50   40   40   30   40   50   50   60   50   50   40   30
PRECIP TYPE                   S    S    S    S    S    S    S    S    S    R    S    R    S    S    S
6 HOUR QPF                 0.02      0.05      0.02      0.01      0.01      0.01      0.01      0.02
6 HOUR SNOW                 0.0       0.0       0.0       0.0       0.0       0.0       0.1       0.0
SNOW LEVEL (KFT)            2.4  2.6  2.6  2.5  2.4  2.3  2.2  2.1  1.8  1.7  1.5  1.2  0.8  0.4  0.2
SNOW RATIO (:1)               3    3    3    3    4    4    4    7    7    9    9    9    9   10   10

$$

--- PRECIP TYPE CODES ---

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