Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA

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413
FWUS46 KSEW 042134
AVGSEW

AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
134 PM PST THU DEC 4 2025


...HURRICANE RIDGE...

DATE                                        FRIDAY 12/05/25                         SATURDAY 12/06/25
TIME (LT)          16   19   22   01   04   07   10   13   16   19   22   01   04   07   10   13   16
                   4P   7P   10P  1A   4A   7A   10A  1P   4P   7P   10P  1A   4A   7A   10A  1P   4P

CLOUD COVER        OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    90   90   90   90   95   90   85   75   90   90   90   90   85   85   90   90   75
TEMPERATURE        35   35   35   35   36   38   37   37   35   33   32   33   32   33   32   32   32
MIN/MAX TEMP                           34                  39                  32                  34
WIND DIR            W    W    W   SW   SW   SW   SW    W   SW   SW   SW   SW    W   SW   SW    W    W
WIND (MPH)          3    4    4    5    8   12   17   17   19   23   21   21   20   17   14   11    9
WIND GUST (MPH)
PRECIP PROB (%)    60   60   50   80   90   80   70   30   90   90   90   90   70   70   90   90   60
PRECIP TYPE         R    R    R    R    R    R    R    R    S    S    S    S    S    S    S    S    S
6 HOUR QPF                 0.12      0.11      0.10      0.02      0.08      0.09      0.08      0.11
6 HOUR SNOW                 0.0       0.0       0.0       0.0       0.2       0.5       0.5       0.8
12 HOUR SNOW                          0.0                 0.0                 0.7                 1.3
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  7.0  6.8  7.2  7.9  8.0  7.8  7.2  5.8  4.7  4.3  4.2  4.1  4.0  3.9  3.9  4.1  4.2


...MOUNT BAKER SKI AREA...

DATE                                        FRIDAY 12/05/25                         SATURDAY 12/06/25
TIME (LT)          16   19   22   01   04   07   10   13   16   19   22   01   04   07   10   13   16
                   4P   7P   10P  1A   4A   7A   10A  1P   4P   7P   10P  1A   4A   7A   10A  1P   4P

CLOUD COVER        OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    95   90   80   80   85   90  100   90  100  100  100  100  100  100  100  100  100
TEMPERATURE        33   32   33   32   33   34   34   35   35   34   34   34   34   34   32   32   31
MIN/MAX TEMP                           31                  37                  32                  34
WIND DIR           SW    W    W   SW    S    S   SW    W    W   SW   SW   SW   SW   SW   SW   SW   SW
WIND (MPH)          2    2    3    3    4    6   10   13   16   17   14   13   13   14   16   13   10
WIND GUST (MPH)
PRECIP PROB (%)    90   40   30   40   60   80  100   90  100  100  100  100  100  100  100  100  100
PRECIP TYPE         S    S    S    S    S    R    R    R    R    S    S    S    S    S    S    S    S
6 HOUR QPF                 0.10      0.03      0.15      0.21      0.38      0.61      0.63      0.58
6 HOUR SNOW                 0.4       0.1       0.1       0.0       0.5       3.9       5.0       5.1
12 HOUR SNOW                          0.5                 0.1                 4.4                10.1
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  4.4  4.5  4.6  4.7  5.1  6.2  6.4  6.1  5.1  4.4  4.1  4.0  4.0  3.8  3.7  3.8  3.8


...STEVENS PASS...

DATE                                        FRIDAY 12/05/25                         SATURDAY 12/06/25
TIME (LT)          16   19   22   01   04   07   10   13   16   19   22   01   04   07   10   13   16
                   4P   7P   10P  1A   4A   7A   10A  1P   4P   7P   10P  1A   4A   7A   10A  1P   4P

CLOUD COVER        OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    85   85   85   90   90   90  100   90  100  100  100  100   95   95  100  100   95
TEMPERATURE        34   34   33   34   35   34   35   38   37   35   35   34   34   33   32   33   33
MIN/MAX TEMP                           33                  38                  32                  33
WIND DIR            W    W    W    W    W   SW    W    W    W    W    W    W    W    W    W    W    W
WIND (MPH)          5    5    5    4    3    3    5    8   10   11   11   11   12   11   11   10    8
WIND GUST (MPH)                                                 31   29   31   32   29
PRECIP PROB (%)    70   80   50   80   60   80  100   90  100  100  100  100  100  100  100  100   90
PRECIP TYPE         S    S    S    R    R    R    R    R    R    S    S    S    S    S    S    S    S
6 HOUR QPF                 0.16      0.18      0.44      0.46      0.41      0.56      0.34      0.34
6 HOUR SNOW                 0.2       0.0       0.0       0.0       0.3       2.6       2.1       2.6
12 HOUR SNOW                          0.2                 0.0                 2.9                 4.7
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  4.7  5.0  5.2  5.5  6.2  7.0  7.1  6.7  5.7  4.7  4.3  4.1  4.1  3.9  3.8  4.0  4.1


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

DATE                                        FRIDAY 12/05/25                         SATURDAY 12/06/25
TIME (LT)          16   19   22   01   04   07   10   13   16   19   22   01   04   07   10   13   16
                   4P   7P   10P  1A   4A   7A   10A  1P   4P   7P   10P  1A   4A   7A   10A  1P   4P

CLOUD COVER        OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    90   95   90   90   90   90  100   90  100  100  100  100   95   95  100  100   95
TEMPERATURE        36   36   36   35   37   37   39   42   40   38   37   37   36   35   35   36   36
MIN/MAX TEMP                           35                  42                  34                  36
WIND DIR            W    W    W    W    W    W    W    W    W    W    W    W    W    W    W    W    W
WIND (MPH)          2    2    2    1    1    2    3    8   10   10    9    8    6    6    9    8    6
WIND GUST (MPH)                                                 28   26   25   24
PRECIP PROB (%)    80   90   80   80   90   80  100   90  100  100  100  100  100  100  100  100   90
PRECIP TYPE         R    R    R    R    R    R    R    R    R    R    R    S    R    S    R    R    R
6 HOUR QPF                 0.22      0.31      0.56      0.44      0.25      0.37      0.28      0.37
6 HOUR SNOW                 0.0       0.0       0.0       0.0       0.0       0.0       0.0       0.0
12 HOUR SNOW                          0.0                 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)  5.6  5.9  6.0  6.3  7.2  7.6  7.6  6.9  5.6  4.7  4.3  4.2  4.1  3.9  3.9  4.1  4.3


...WHITE PASS...

DATE                                        FRIDAY 12/05/25                         SATURDAY 12/06/25
TIME (LT)          16   19   22   01   04   07   10   13   16   19   22   01   04   07   10   13   16
                   4P   7P   10P  1A   4A   7A   10A  1P   4P   7P   10P  1A   4A   7A   10A  1P   4P

CLOUD COVER        OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    80   95   90   90   90   95   95   90  100  100   95   95   95   95   95   95   95
TEMPERATURE        34   34   34   33   35   35   36   38   37   35   34   33   32   32   32   33   32
MIN/MAX TEMP                           33                  38                  32                  33
WIND DIR            W    W    W    W    W    W    W    W    W    W    W    W    W    W    W    W    W
WIND (MPH)          5    6    6    5    5    6    9   11   12   16   18   18   18   18   16   12   10
WIND GUST (MPH)                                       28   31   37   36   39   39   37   34
PRECIP PROB (%)    70   90   90   90   80   90  100   80  100  100  100  100   90   90   90   90   90
PRECIP TYPE         S    R    R    R    R    R    R    R    R    S    S    S    S    S    S    S    S
6 HOUR QPF                 0.30      0.41      0.72      0.54      0.27      0.38      0.20      0.19
6 HOUR SNOW                 0.0       0.0       0.0       0.0       0.0       2.5       1.7       1.5
12 HOUR SNOW                          0.0                 0.0                 2.5                 3.2
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  6.4  6.3  6.4  6.9  7.8  7.9  7.8  7.3  5.9  5.0  4.5  4.3  4.3  4.2  4.2  4.4  4.4


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

DATE                                        FRIDAY 12/05/25                         SATURDAY 12/06/25
TIME (LT)          16   19   22   01   04   07   10   13   16   19   22   01   04   07   10   13   16
                   4P   7P   10P  1A   4A   7A   10A  1P   4P   7P   10P  1A   4A   7A   10A  1P   4P

CLOUD COVER        OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    90   95  100   95   95  100  100   90  100  100  100  100  100  100  100  100   95
TEMPERATURE        33   33   34   33   34   35   34   35   34   32   32   32   31   30   29   30   29
MIN/MAX TEMP                           32                  36                  29                  32
WIND DIR            W    W    W    W    W    W    W    W    W    W    W    W    W    W    W    W    W
WIND (MPH)          6    8    8    6    6    9   11   16   18   24   24   24   23   20   18   14   12
WIND GUST (MPH)
PRECIP PROB (%)    80   90  100   90   90  100  100   80  100  100  100  100  100  100  100  100  100
PRECIP TYPE         R    R    R    R    R    R    R    R    S    S    S    S    S    S    S    S    S
6 HOUR QPF                 0.96      0.98      1.43      1.04      0.62      0.72      0.32      0.46
6 HOUR SNOW                 0.3       0.3       0.0       0.0       3.5       7.1       3.5       5.0
12 HOUR SNOW                          0.6                 0.0                10.6                 8.5
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  6.8  6.6  6.7  7.2  7.7  7.8  7.8  7.1  5.7  4.9  4.5  4.3  4.3  4.2  4.2  4.4  4.5

$$

--- PRECIP TYPE CODES ---

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