Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA

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689
FWUS46 KSEW 030934
AVGSEW

AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
134 AM PST WED DEC 3 2025


...HURRICANE RIDGE...

DATE                    WEDNESDAY 12/03/25                      THURSDAY 12/04/25
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   OV
CLOUD COVER (%)    95   95   90   85   85   75   90   95   95   95   90   90   90   85   80   80  100
TEMPERATURE        29   29   30   31   31   30   31   32   32   33   33   34   35   33   33   33   35
MAX/MIN TEMP                           32                  30                  35                  33
WIND DIR            W    W    W    W    W    W    W    W   SW   SW   SW   SW    W    W    W   SW   SW
WIND (MPH)          3    3    2    2    1    3    4    4    4    5    5    2    2    4    4    8   10
WIND GUST (MPH)
PRECIP PROB (%)    10   40   10   10   20   20   30   60   90   90   70   70   50   50   70   70  100
PRECIP TYPE              S              S    S    S    R    R    R    R    R    R    R    R    R    R
6 HOUR QPF                 0.00      0.00      0.00      0.11      0.23      0.12      0.07      0.11
6 HOUR SNOW                 0.0       0.0       0.0       0.1       0.0       0.0       0.0       0.0
12 HOUR SNOW                          0.0                 0.1                 0.0                 0.0
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  3.7  3.8  4.1  4.3  4.3  5.5  6.7  6.9  7.1  7.1  7.3  7.4  6.6  6.2  6.0  6.0  6.5


...MOUNT BAKER SKI AREA...

DATE                    WEDNESDAY 12/03/25                      THURSDAY 12/04/25
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        BK   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    65   85   75   85   80   85   95   90  100  100   95   95   85   85   85   85   95
TEMPERATURE        28   27   28   30   30   30   31   31   31   32   31   32   33   32   33   32   34
MAX/MIN TEMP                           31                  29                  34                  32
WIND DIR            W   SW    W    W    W    W   SW    S   SW   SW   SW    W    W    W    W   SW   SW
WIND (MPH)          3    3    2    2    2    2    3    3    3    3    3    2    2    3    4    4    6
WIND GUST (MPH)
PRECIP PROB (%)     5    5   40   20   20   20   30   80  100  100   90   90   70   70   80   80  100
PRECIP TYPE                   S    S    S    S    S    S    S    S    S    S    S    S    S    S    S
6 HOUR QPF                 0.00      0.01      0.01      0.11      0.19      0.19      0.16      0.28
6 HOUR SNOW                 0.0       0.1       0.1       0.8       1.3       1.2       0.4       1.1
12 HOUR SNOW                          0.1                 0.9                 2.5                 1.5
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  3.0  2.9  3.2  3.4  3.5  3.5  3.6  3.8  3.8  3.9  4.0  4.2  4.4  4.4  4.4  4.2  4.3


...STEVENS PASS...

DATE                    WEDNESDAY 12/03/25                      THURSDAY 12/04/25
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   OV
CLOUD COVER (%)    75   80   80   70   75   80   85   90   90   90   90   90   85   85   85   90   95
TEMPERATURE        25   24   28   32   32   29   30   31   31   31   31   33   34   33   33   33   34
MAX/MIN TEMP                           32                  29                  34                  32
WIND DIR           SW   SW    W    W    W   SW   SW    W    W    W    W    W    W    W    W    W    W
WIND (MPH)          2    2    2    3    4    4    4    5    5    5    5    5    5    4    4    4    4
WIND GUST (MPH)
PRECIP PROB (%)     0    0    5   10   10   10    5   30   80   80   90   90   60   60   70   70   90
PRECIP TYPE                                            S    S    S    S    S    S    S    S    S    S
6 HOUR QPF                 0.00      0.00      0.00      0.02      0.17      0.19      0.33      0.36
6 HOUR SNOW                 0.0       0.0       0.0       0.1       1.0       0.8       0.8       1.0
12 HOUR SNOW                          0.0                 0.1                 1.8                 1.8
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  3.1  3.1  3.5  3.6  3.5  3.5  3.7  3.8  3.9  4.1  4.1  4.3  4.6  4.9  5.0  4.8  4.9


...SNOQUALMIE PASS (3000 FEET)...

DATE                    WEDNESDAY 12/03/25                      THURSDAY 12/04/25
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   BK   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    75   85   80   75   70   75   90   85   90   90   95   95   85   85   90   85   95
TEMPERATURE        27   27   30   35   35   33   31   32   32   33   34   36   36   36   36   35   36
MAX/MIN TEMP                           36                  31                  36                  34
WIND DIR            N    N   NW   NW   NW   NW   NW   NW   NW    W    W    W    W    W    W    W   SW
WIND (MPH)          1    1    1    2    1    1    1    1    1    1    2    3    2    1    1    1    2
WIND GUST (MPH)
PRECIP PROB (%)     0    5    5   10   10   10   10   20   80   80   90   90   70   70   80   80  100
PRECIP TYPE                                            S    S    S    S    R    R    R    R    R    R
6 HOUR QPF                 0.00      0.00      0.00      0.01      0.14      0.31      0.45      0.46
6 HOUR SNOW                 0.0       0.0       0.0       0.0       0.3       0.0       0.0       0.0
12 HOUR SNOW                          0.0                 0.0                 0.3                 0.0
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  3.1  3.1  3.5  3.7  3.6  3.6  3.8  3.9  4.1  4.7  4.5  4.8  5.2  5.5  5.4  5.2  5.4


...WHITE PASS...

DATE                    WEDNESDAY 12/03/25                      THURSDAY 12/04/25
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        BK   OV   OV   OV   BK   BK   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    65   85   80   80   55   60   75   75   85   85   90   90   80   85   85   85   95
TEMPERATURE        23   24   28   32   33   29   27   28   29   30   31   34   35   34   34   33   34
MAX/MIN TEMP                           34                  27                  35                  33
WIND DIR            W    W    W    W    W    W    W    W    W    W    W    W    W    W    W    W    W
WIND (MPH)          2    2    2    2    2    2    2    3    4    5    5    5    5    5    5    6    6
WIND GUST (MPH)
PRECIP PROB (%)     0    5    5   10    5    5   10   20   70   70   90   90   70   70   80   80   90
PRECIP TYPE                                            S    S    S    S    S    R    R    R    R    R
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.07      0.26      0.30      0.39
6 HOUR SNOW                 0.0       0.0       0.0       0.0       0.2       0.2       0.0       0.0
12 HOUR SNOW                          0.0                 0.0                 0.4                 0.0
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  3.3  3.5  3.8  4.0  3.9  3.8  4.0  4.5  4.8  5.2  5.1  5.1  5.4  5.8  5.8  5.6  5.5


...PARADISE (MOUNT RAINIER - 5420 FEET) ...

DATE                    WEDNESDAY 12/03/25                      THURSDAY 12/04/25
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        BK   OV   OV   OV   BK   BK   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    70   85   85   80   55   65   75   80   85   85   95   95   85   90   90   90   95
TEMPERATURE        26   26   28   31   31   27   28   29   30   31   31   32   33   33   33   32   34
MAX/MIN TEMP                           32                  27                  34                  31
WIND DIR            W    W    W    W    W    W    W    W    W    W    W    W    W    W    W    W    W
WIND (MPH)          2    2    2    2    2    2    2    3    3    4    4    5    4    4    5    6    9
WIND GUST (MPH)
PRECIP PROB (%)     0    5    5   10   10   10   10   20   80   80  100  100   80   80   90   90  100
PRECIP TYPE                                            S    S    S    S    S    S    R    R    S    R
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.32      0.79      0.71      0.78
6 HOUR SNOW                 0.0       0.0       0.0       0.0       1.0       2.1       1.1       1.1
12 HOUR SNOW                          0.0                 0.0                 3.1                 2.2
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  3.4  3.6  4.1  4.4  4.3  4.4  4.7  5.5  5.8  6.3  5.8  5.8  6.0  6.3  5.8  5.7  5.8

$$

--- PRECIP TYPE CODES ---

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