Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA

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670
FWUS46 KSEW 020934
AVGSEW

AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
134 AM PST TUE DEC 2 2025


...HURRICANE RIDGE...

DATE                    TUESDAY 12/02/25                        WEDNESDAY 12/03/25
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 (%)   100  100   90   70   85   80   75   80   95  100  100  100   85   80   80   85   90
TEMPERATURE        31   31   30   31   30   29   28   29   29   29   30   31   30   29   29   31   31
MAX/MIN TEMP                           32                  28                  32                  29
WIND DIR            W   NW   NW    N    N   NE    W    W    W   SW    W    W    W    W   SW   SW   SW
WIND (MPH)          8    4    3    2    2    2    3    3    3    3    2    2    1    2    4    4    4
WIND GUST (MPH)
PRECIP PROB (%)    20   20    5    0    0    0    0    0   10   10   10   10   10   10   50   50   80
PRECIP TYPE         S    S                                                                S    R    R
6 HOUR QPF                 0.04      0.00      0.00      0.00      0.00      0.00      0.00      0.02
6 HOUR SNOW                 0.2       0.0       0.0       0.0       0.0       0.0       0.0       0.0
12 HOUR SNOW                          0.2                 0.0                 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)  4.5  4.1  3.7  3.6  3.6  3.5  3.4  3.3  3.3  3.4  3.6  3.9  4.2  4.5  5.0  5.8  6.4


...MOUNT BAKER SKI AREA...

DATE                    TUESDAY 12/02/25                        WEDNESDAY 12/03/25
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   BK   BK   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)   100  100   75   75   85   55   60   75   80   90   95   95   80   85   85   85  100
TEMPERATURE        30   30   30   32   30   27   27   27   28   27   28   30   30   30   30   31   31
MAX/MIN TEMP                           34                  26                  32                  29
WIND DIR            W   NW    S   NW    N    N    E    W   SW   SW    W   SW   SW   SW   SW   SW   SW
WIND (MPH)          2    1    1    1    1    2    3    3    3    3    2    2    2    2    3    3    3
WIND GUST (MPH)
PRECIP PROB (%)    30   40    5    5    0    0    0    0   10   10   40   40   30   30   60   60  100
PRECIP TYPE         S    S                                            S    S    S    S    S    S    S
6 HOUR QPF                 0.01      0.00      0.00      0.00      0.00      0.02      0.01      0.02
6 HOUR SNOW                 0.1       0.0       0.0       0.0       0.0       0.2       0.1       0.2
12 HOUR SNOW                          0.1                 0.0                 0.2                 0.3
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  3.5  3.3  3.6  3.6  3.5  3.2  3.0  2.9  2.8  2.8  2.9  3.3  3.2  3.2  3.3  3.3  3.5


...STEVENS PASS...

DATE                    TUESDAY 12/02/25                        WEDNESDAY 12/03/25
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   BK   BK   BK   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)   100  100   95   85   85   80   60   60   65   80   90   85   70   70   75   80   85
TEMPERATURE        30   30   31   32   31   28   26   25   23   23   27   32   30   29   28   29   29
MAX/MIN TEMP                           32                  23                  32                  27
WIND DIR            W    W    W    W    W   SW   SW   SW   SW   SW   SW    W    W    W    W    W    W
WIND (MPH)          6    5    4    4    3    3    2    2    2    2    2    3    4    4    4    4    5
WIND GUST (MPH)
PRECIP PROB (%)    50   10   10    5    0    0    0    0    5    5   10   10   20   20   30   30   80
PRECIP TYPE         S                                                           S    S    S    S    S
6 HOUR QPF                 0.07      0.01      0.00      0.00      0.00      0.00      0.00      0.00
6 HOUR SNOW                 0.7       0.0       0.0       0.0       0.0       0.0       0.0       0.0
12 HOUR SNOW                          0.7                 0.0                 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  3.7  3.6  3.6  3.4  3.1  3.0  3.0  2.9  2.9  3.0  3.4  3.4  3.3  3.5  3.7  3.8


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

DATE                    TUESDAY 12/02/25                        WEDNESDAY 12/03/25
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   BK   OV   BK   BK   OV   OV   OV   BK   BK   OV   OV   OV
CLOUD COVER (%)   100  100   85   85   85   65   75   55   70   80   90   85   70   70   75   75   85
TEMPERATURE        31   32   33   34   33   30   28   27   26   26   30   35   34   31   30   30   31
MAX/MIN TEMP                           35                  25                  36                  29
WIND DIR            W   NW   NW   NW   NW    N    N    N    N   NE    W    W   NW    W    W    W    W
WIND (MPH)          2    2    3    2    2    1    1    1    1    1    1    2    1    1    1    1    1
WIND GUST (MPH)
PRECIP PROB (%)    70   30   20   10    0    0    0    0    5    5   10   10   10   10   30   30   80
PRECIP TYPE         S    S    R                                                           S    R    R
6 HOUR QPF                 0.11      0.00      0.00      0.00      0.00      0.00      0.00      0.00
6 HOUR SNOW                 0.6       0.0       0.0       0.0       0.0       0.0       0.0       0.0
12 HOUR SNOW                          0.6                 0.0                 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)  4.0  3.9  3.7  3.6  3.3  3.1  3.1  3.1  3.0  3.0  3.2  3.6  3.5  3.4  3.5  3.7  4.0


...WHITE PASS...

DATE                    TUESDAY 12/02/25                        WEDNESDAY 12/03/25
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   BK   BK   BK   OV   OV   OV   OV   BK   BK   OV   OV   OV
CLOUD COVER (%)   100  100   95   80   70   65   55   55   70   75   75   70   65   65   70   70   75
TEMPERATURE        28   30   31   33   31   27   25   24   23   24   29   33   32   28   27   27   28
MAX/MIN TEMP                           33                  22                  34                  26
WIND DIR            W    W    W    W   NW   NW    E    W    W   SW    W    W    W    W    W    W    W
WIND (MPH)          9    8    5    4    2    2    1    2    2    2    2    2    2    2    2    3    3
WIND GUST (MPH)
PRECIP PROB (%)    60   40   20    5    0    0    0    0    5    5   10   10    5    5   20   20   60
PRECIP TYPE         S    S    S                                                           S    S    S
6 HOUR QPF                 0.08      0.01      0.00      0.00      0.00      0.00      0.00      0.00
6 HOUR SNOW                 0.8       0.2       0.0       0.0       0.0       0.0       0.0       0.0
12 HOUR SNOW                          1.0                 0.0                 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)  4.5  4.4  4.2  4.2  3.8  3.5  3.3  3.3  3.2  3.2  3.4  3.8  3.8  3.8  3.9  4.3  4.4


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

DATE                    TUESDAY 12/02/25                        WEDNESDAY 12/03/25
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   BK   BK   BK   BK   OV   OV   OV   OV   OV   OV   BK   BK   OV   OV
CLOUD COVER (%)   100   90   80   65   55   55   60   75   80   90   95   95   70   60   65   70   80
TEMPERATURE        29   29   29   30   28   26   26   27   26   26   28   30   30   27   28   29   29
MAX/MIN TEMP                           31                  24                  32                  27
WIND DIR            W   NW    S   SE    N   NW   NW   NW    W    W    W    W    W    W    W    W    W
WIND (MPH)         10    8    2    3    3    2    3    3    2    2    2    2    2    2    3    3    4
WIND GUST (MPH)
PRECIP PROB (%)    80   60   30   10    0    0    0    0    5    5   10   10    5    5   20   20   70
PRECIP TYPE         S    S    S                                                           S    S    S
6 HOUR QPF                 0.05      0.05      0.00      0.00      0.00      0.00      0.00      0.00
6 HOUR SNOW                 0.5       0.5       0.0       0.0       0.0       0.0       0.0       0.0
12 HOUR SNOW                          1.0                 0.0                 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)  4.7  4.4  4.2  4.1  3.9  3.6  3.4  3.4  3.3  3.4  3.6  4.3  4.1  4.0  4.2  4.4  4.6

$$

--- PRECIP TYPE CODES ---

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