Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA

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581
FWUS46 KSEW 092134
AVGSEW

AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
134 PM PST SUN NOV 9 2025


...HURRICANE RIDGE...

DATE                                        MONDAY 11/10/25                         TUESDAY 11/11/25
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   BK   BK   BK   OV   BK   BK   BK   BK   BK   BK   BK   OV
CLOUD COVER (%)    70   80   85   90   90   55   55   60   75   55   50   50   50   65   65   65   75
TEMPERATURE        46   43   44   43   41   39   39   39   34   33   31   32   31   32   35   37   34
MIN/MAX TEMP                           38                  42                  30                  38
WIND DIR            S    S    S   SW    S   SW   SW   SW   SW   SW   SW   SW   SW   SW    N    N    N
WIND (MPH)          5   10    8    6    6    5    4    5    6    8    8    5    4    4    2    2    2
WIND GUST (MPH)
PRECIP PROB (%)    10   40   60   70   50   30   40   20   30   30   30   30   10   10    5    5   10
PRECIP TYPE              R    R    R    R    R    S    S    S    S    S    S
6 HOUR QPF                 0.02      0.09      0.03      0.02      0.00      0.00      0.00      0.00
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)  9.0 10.0 10.0  9.6  7.4  6.0  6.0  5.4  4.5  3.8  3.6  3.7  4.1  4.4  4.9  5.2  5.3


...MOUNT BAKER SKI AREA...

DATE                                        MONDAY 11/10/25                         TUESDAY 11/11/25
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        BK   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   BK   BK   OV
CLOUD COVER (%)    55   75   80   95   95   85   75   85   90   90   75   70   70   80   65   70   75
TEMPERATURE        47   46   45   43   42   42   41   40   38   37   35   34   34   33   35   38   36
MIN/MAX TEMP                           40                  42                  33                  39
WIND DIR            S    S    S    S   SW    S   SW   SW   SW   SW   SW   SW   SW    S    S    N    N
WIND (MPH)          9   13   13    8    6    6    6    6    6    8    8    5    4    3    3    2    1
WIND GUST (MPH)
PRECIP PROB (%)     5   20   40  100   90   40   60   70   80   80   50   50   30   30   10   10   10
PRECIP TYPE              R    R    R    R    R    R    R    S    S    S    S    S    S
6 HOUR QPF                 0.01      0.29      0.30      0.04      0.03      0.01      0.00      0.00
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)  8.2  8.6  9.7  9.5  7.7  6.6  6.2  6.2  5.6  4.5  3.8  3.4  3.5  3.6  4.0  4.5  4.8


...STEVENS PASS...

DATE                                        MONDAY 11/10/25                         TUESDAY 11/11/25
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   BK   SC   OV
CLOUD COVER (%)    75   85   85   75   90   90   80   75   85   85   85   80   75   70   60   45   70
TEMPERATURE        42   38   39   40   39   39   41   42   40   38   36   35   33   32   36   42   40
MIN/MAX TEMP                           37                  43                  32                  42
WIND DIR            E   SE    S   SW   SW   SW    W    W    W    W    W    W    W    W   NW    W    E
WIND (MPH)          4    4    3    4    5    5    5    5    5    6    8    6    5    3    2    1    2
WIND GUST (MPH)
PRECIP PROB (%)     0    5    5   30   70   70   70   50   70   70   30   30   10   10    0    0    5
PRECIP TYPE                        R    R    R    R    R    R    S    S    S
6 HOUR QPF                 0.00      0.01      0.22      0.16      0.04      0.00      0.00      0.00
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)  8.7  8.3  8.1  9.4  9.5  8.8  7.0  6.3  5.9  5.1  4.4  4.0  3.8  3.8  4.4  5.3  5.5


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

DATE                                        MONDAY 11/10/25                         TUESDAY 11/11/25
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        BK   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   OV   BK   SC   SC   SC   BK
CLOUD COVER (%)    65   75   80   75   90   90   85   85   85   90   85   75   70   50   45   30   60
TEMPERATURE        47   42   41   41   41   41   44   45   44   41   39   37   34   32   38   46   44
MIN/MAX TEMP                           40                  46                  32                  46
WIND DIR           SE    E   SE    N    S   SW    W    W    W    W    W    W    W   NW   NW   NW    E
WIND (MPH)          4    3    2    0    1    2    3    4    3    3    3    2    1    1    1    1    1
WIND GUST (MPH)
PRECIP PROB (%)     0    5    5   30   70   70   80   50   70   70   30   30   10   10    0    0    5
PRECIP TYPE                        R    R    R    R    R    R    R    R    R
6 HOUR QPF                 0.00      0.01      0.18      0.13      0.05      0.01      0.00      0.00
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)  8.7  8.4  8.2  9.3  9.5  9.2  7.3  6.2  5.8  5.0  4.3  3.9  3.7  3.8  4.5  5.3  5.5


...WHITE PASS...

DATE                                        MONDAY 11/10/25                         TUESDAY 11/11/25
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        BK   BK   OV   OV   BK   OV   OV   OV   OV   OV   BK   BK   SC   SC   FW   SC   SC
CLOUD COVER (%)    60   65   70   70   55   80   80   80   75   75   65   60   50   45   20   25   40
TEMPERATURE        47   43   42   41   41   40   42   43   41   37   35   34   31   29   38   45   42
MIN/MAX TEMP                           39                  45                  29                  45
WIND DIR            S   SW   SW    W    W    W    W    W    W    W    W    W    W    W    W   SW   SE
WIND (MPH)          3    2    4    4    5    5    5    5    5    5    6    5    4    2    2    2    2
WIND GUST (MPH)
PRECIP PROB (%)     0    0    5   10   20   40   70   20   50   50   20   20    5    5    0    0    5
PRECIP TYPE                             R    R    R    R    R    R    S    S
6 HOUR QPF                 0.00      0.00      0.06      0.19      0.01      0.00      0.00      0.00
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)  9.0  8.7  8.4  8.4  9.2  9.5  9.1  7.1  6.1  5.6  4.9  4.3  4.0  4.0  5.5  5.9  6.1


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

DATE                                        MONDAY 11/10/25                         TUESDAY 11/11/25
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        SC   BK   OV   OV   OV   OV   OV   BK   OV   OV   BK   BK   SC   SC   FW   SC   SC
CLOUD COVER (%)    50   65   75   75   85   80   90   60   75   75   65   55   45   30   25   30   50
TEMPERATURE        48   45   45   44   42   42   40   40   36   35   34   33   31   31   36   40   37
MIN/MAX TEMP                           39                  43                  29                  41
WIND DIR            W    W    W    W    W    W    W    W    W    W    W    W    W    N   NW    W   SW
WIND (MPH)          4    6    6    5    5    5    6    6    6    8    8    5    3    2    2    2    2
WIND GUST (MPH)
PRECIP PROB (%)     0    0    5   20   40   60   80   30   60   60   30   30    5    5    0    0    5
PRECIP TYPE                        R    R    R    R    R    S    S    S    S
6 HOUR QPF                 0.00      0.00      0.23      0.21      0.02      0.01      0.00      0.00
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)  8.8  8.5  8.2  8.9  9.5  9.6  8.5  6.7  5.7  5.2  4.6  4.5  4.2  4.5  5.4  5.9  6.1

$$

--- PRECIP TYPE CODES ---

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