Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA

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046
FWUS46 KSEW 302134
AVGSEW

AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
134 PM PST SUN NOV 30 2025


...HURRICANE RIDGE...

DATE                                        MONDAY 12/01/25                         TUESDAY 12/02/25
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   SC   BK   BK   OV   OV   OV   BK   OV   OV   OV   OV   OV   OV   OV   BK   BK
CLOUD COVER (%)    40   50   55   65   70   85   85   60   90   90   85   85   85   85   80   55   55
TEMPERATURE        30   28   29   30   30   31   31   34   33   33   33   32   30   30   29   31   29
MIN/MAX TEMP                           28                  35                  29                  31
WIND DIR            N    N   NW   NW    W    W    W    W    W   SW   SW    W    W   NW    N    N    N
WIND (MPH)          1    3    2    2    3    3    2    2    2    4    5    6    6    4    4    2    2
WIND GUST (MPH)
PRECIP PROB (%)     0    5    5   20   20   30    5   10   60   60   80   80   30   30    5    5    0
PRECIP TYPE                        S    S    S              R    R    S    S    S    S
6 HOUR QPF                 0.00      0.00      0.04      0.00      0.07      0.02      0.02      0.00
6 HOUR SNOW                 0.0       0.0       0.1       0.0       0.0       0.1       0.1       0.0
12 HOUR SNOW                          0.0                 0.1                 0.1                 0.1
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  2.8  2.6  2.7  5.1  5.4  5.1  6.1  7.0  7.0  6.4  5.4  4.6  4.1  3.7  3.3  3.4  3.4


...MOUNT BAKER SKI AREA...

DATE                                        MONDAY 12/01/25                         TUESDAY 12/02/25
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   SC   SC   BK   BK   OV   OV   OV   OV   OV   OV   OV   OV   OV   BK   SC   SC
CLOUD COVER (%)    25   35   45   65   60   75   85   70   85   90   95   95   80   80   60   35   30
TEMPERATURE        29   28   28   29   29   29   29   31   31   31   31   31   30   31   30   32   31
MIN/MAX TEMP                           27                  33                  30                  34
WIND DIR           SW   SW   SW   NW    W   NW    W    W    S    S   SW   SW    W    W   NW   NW   NW
WIND (MPH)          1    3    3    3    3    2    2    2    2    3    4    3    2    1    1    2    2
WIND GUST (MPH)
PRECIP PROB (%)     0    0    5   10   20   40   50   20   70   70   90   90   50   50   10   10    0
PRECIP TYPE                             S    S    S    S    S    S    S    S    S    S
6 HOUR QPF                 0.00      0.00      0.01      0.01      0.14      0.14      0.01      0.00
6 HOUR SNOW                 0.0       0.0       0.1       0.1       1.1       1.3       0.1       0.0
12 HOUR SNOW                          0.0                 0.2                 2.4                 0.1
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  2.3  2.0  2.0  2.1  2.2  2.8  3.4  3.7  3.7  3.8  3.7  3.7  3.2  3.1  3.1  3.3  3.3


...STEVENS PASS...

DATE                                        MONDAY 12/01/25                         TUESDAY 12/02/25
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   SC   SC   BK   BK   SC   BK   BK   BK   OV   OV   OV   OV   OV   OV   BK   BK
CLOUD COVER (%)    40   30   35   60   55   50   55   65   65   75   85   85   85   80   70   60   60
TEMPERATURE        29   24   23   24   25   25   29   32   31   30   31   30   29   30   30   32   30
MIN/MAX TEMP                           23                  33                  28                  32
WIND DIR            W   SW   SW   SW    W   SW   SW    W   SW    W    W    W    W    W    W    W    W
WIND (MPH)          2    2    2    2    2    2    3    3    4    5    6    6    5    5    4    4    3
WIND GUST (MPH)
PRECIP PROB (%)     0    0    5   10   20   20   30   10   50   50   70   70   50   50   10   10    0
PRECIP TYPE                             S    S    S         S    S    S    S    S    S
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.05      0.18      0.04      0.00
6 HOUR SNOW                 0.0       0.0       0.0       0.0       0.4       1.5       0.4       0.0
12 HOUR SNOW                          0.0                 0.0                 1.9                 0.4
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  2.5  2.4  2.3  2.3  2.3  2.4  3.3  3.6  4.0  3.6  3.6  3.6  3.5  3.4  3.4  3.4  3.3


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

DATE                                        MONDAY 12/01/25                         TUESDAY 12/02/25
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   FW   SC   BK   BK   SC   BK   OV   BK   BK   OV   OV   OV   OV   OV   OV   BK
CLOUD COVER (%)    45   25   35   55   55   50   60   70   60   65   85   85   85   85   75   75   65
TEMPERATURE        32   27   25   26   27   27   31   36   35   32   32   32   32   32   33   34   33
MIN/MAX TEMP                           25                  37                  31                  35
WIND DIR            N    N    N    N    N    N   NW   NW   NW   NW    W    W    W    W    W   NW   NW
WIND (MPH)          0    1    1    1    1    1    1    2    1    1    2    2    2    2    3    3    2
WIND GUST (MPH)
PRECIP PROB (%)     0    0    5   10   20   30   30   10   40   40   80   80   70   70   20   20    0
PRECIP TYPE                             S    S    S         R    S    R    R    R    R    S    R
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.03      0.18      0.12      0.00
6 HOUR SNOW                 0.0       0.0       0.0       0.0       0.0       0.2       0.1       0.0
12 HOUR SNOW                          0.0                 0.0                 0.2                 0.1
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  2.5  2.3  2.2  2.3  3.0  2.5  3.4  4.2  4.9  4.2  3.8  3.8  3.6  3.5  3.4  3.4  3.3


...WHITE PASS...

DATE                                        MONDAY 12/01/25                         TUESDAY 12/02/25
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   SC   SC   SC   SC   BK   BK   BK   SC   BK   OV   OV   OV   OV   OV   BK   SC
CLOUD COVER (%)    50   35   30   45   45   55   55   65   50   60   70   70   80   85   80   60   50
TEMPERATURE        29   24   23   23   24   26   31   35   33   29   28   29   27   29   30   32   31
MIN/MAX TEMP                           22                  36                  26                  33
WIND DIR            N   NE    N    N   NW    W    W    W    W    W    W    W    W    W    W    W    W
WIND (MPH)          1    1    2    2    2    2    2    3    3    3    5    6    8    6    5    4    2
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    5   20   20   10   10   30   30   60   60   70   70   20   20    5
PRECIP TYPE                             S    S              S    S    S    S    S    S    S    S
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.00      0.04      0.06      0.00
6 HOUR SNOW                 0.0       0.0       0.0       0.0       0.0       0.3       0.6       0.0
12 HOUR SNOW                          0.0                 0.0                 0.3                 0.6
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  2.8  2.6  2.7  2.7  4.0  4.3  4.3  4.9  4.8  5.3  4.9  4.5  4.2  3.8  3.8  3.8  3.7


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

DATE                                        MONDAY 12/01/25                         TUESDAY 12/02/25
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   SC   SC   BK   BK   BK   SC   BK   BK   BK   OV   OV   OV   OV   OV   BK   SC
CLOUD COVER (%)    45   40   25   55   60   55   50   70   50   65   80   80   90   90   75   60   50
TEMPERATURE        29   26   28   29   29   29   31   33   31   30   31   31   28   29   28   28   28
MIN/MAX TEMP                           26                  34                  27                  30
WIND DIR           NW    N    N    N   NW    N    W   SW    W    W    W    W    W    W    W   NW   NW
WIND (MPH)          1    3    3    3    3    2    2    2    2    3    5    8   10    8    4    4    3
WIND GUST (MPH)
PRECIP PROB (%)     0    0    5   10   20   20   20   10   30   30   70   70   80   80   40   40    5
PRECIP TYPE                             S    S    S         S    S    S    S    S    S    S    S
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.03      0.15      0.12      0.01
6 HOUR SNOW                 0.0       0.0       0.0       0.0       0.1       1.1       1.3       0.1
12 HOUR SNOW                          0.0                 0.0                 1.2                 1.4
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  3.2  3.1  3.3  3.5  4.2  4.8  5.5  5.5  5.9  6.1  5.7  5.0  4.2  3.8  3.8  3.7  3.5

$$

--- PRECIP TYPE CODES ---

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