Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
640
FWUS46 KSEW 300934
AVGSEW

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


...HURRICANE RIDGE...

DATE                    SUNDAY 11/30/25                         MONDAY 12/01/25
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        SC   SC   SC   SC   BK   SC   SC   BK   OV   OV   BK   BK   OV   OV   OV   OV   OV
CLOUD COVER (%)    50   40   40   45   50   40   40   65   80   70   65   60   80   90   85   85   85
TEMPERATURE        26   26   30   33   30   28   29   30   29   30   33   35   32   32   32   32   30
MAX/MIN TEMP                           34                  28                  35                  29
WIND DIR            E    E    E   NE   NW    N    W    W    W    W    W    W    W   SW   SW   SW    W
WIND (MPH)          4    4    2    1    1    3    3    3    3    3    2    2    2    4    4    4    4
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    0    5    5   10   10   10   10   20   20   70   70   80   80   20
PRECIP TYPE                                                           S    S    S    S    S    S    S
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.00      0.00      0.05      0.05
6 HOUR SNOW                 0.0       0.0       0.0       0.0       0.0       0.0       0.1       0.2
12 HOUR SNOW                          0.0                 0.0                 0.0                 0.3
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  2.9  3.0  2.8  2.6  2.6  3.1  3.6  3.3  4.7  6.3  5.8  5.7  5.2  4.9  4.4


...MOUNT BAKER SKI AREA...

DATE                    SUNDAY 11/30/25                         MONDAY 12/01/25
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        SC   SC   SC   SC   SC   FW   SC   BK   BK   BK   BK   BK   OV   OV   OV   OV   OV
CLOUD COVER (%)    25   45   40   35   30   20   35   70   70   65   65   65   85   90   90   90   80
TEMPERATURE        26   26   29   33   30   28   28   29   28   29   31   33   31   30   30   30   30
MAX/MIN TEMP                           34                  27                  34                  29
WIND DIR           SE    W   SW    W    W   SW    W    W   NW   NW    W    W   SW   SW   SW   SW    W
WIND (MPH)          9    6    4    2    1    2    2    3    3    3    2    2    2    3    3    2    2
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    0    0    5    5   10   40   40   40   40   70   70   90   90   50
PRECIP TYPE                                                 S    S    S    S    S    S    S    S    S
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.01      0.00      0.06      0.11
6 HOUR SNOW                 0.0       0.0       0.0       0.0       0.1       0.0       0.4       1.0
12 HOUR SNOW                          0.0                 0.0                 0.1                 1.4
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  1.7  1.7  2.2  2.5  2.3  1.9  1.9  2.1  2.4  2.7  2.9  3.4  2.8  2.8  2.9  3.0  3.0


...STEVENS PASS...

DATE                    SUNDAY 11/30/25                         MONDAY 12/01/25
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        FW   SC   SC   SC   SC   FW   SC   SC   OV   OV   BK   BK   OV   OV   OV   OV   OV
CLOUD COVER (%)    25   30   30   30   35   20   30   45   70   70   70   60   80   85   85   85   85
TEMPERATURE        18   18   25   32   29   23   23   23   24   25   29   33   31   30   30   30   29
MAX/MIN TEMP                           33                  23                  33                  29
WIND DIR           NE    E    E    W    W   SW   SW   SW   SW    W    W    W    W    W    W    W    W
WIND (MPH)          4    3    2    1    2    2    2    2    2    2    2    3    4    5    6    5    5
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    0    0    0    5    5   20   20   30   30   50   50   70   70   50
PRECIP TYPE                                                 S    S    S    S    S    S    S    S    S
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.00      0.00      0.03      0.09
6 HOUR SNOW                 0.0       0.0       0.0       0.0       0.0       0.0       0.1       0.7
12 HOUR SNOW                          0.0                 0.0                 0.0                 0.8
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  1.1  1.3  2.4  2.8  2.4  2.0  2.0  2.1  2.2  2.4  2.6  3.7  3.2  3.0  3.1  3.1  3.2


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

DATE                    SUNDAY 11/30/25                         MONDAY 12/01/25
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        FW   SC   SC   SC   SC   FW   SC   SC   OV   BK   BK   BK   OV   OV   OV   OV   OV
CLOUD COVER (%)    25   30   25   25   30   20   30   40   75   65   60   60   75   80   85   85   85
TEMPERATURE        22   22   28   35   33   27   26   26   26   27   32   37   35   32   31   32   31
MAX/MIN TEMP                           37                  26                  38                  30
WIND DIR            E    E   SE   SW    N    N    N    N    N    N   NW    W   NW    W    W    W    W
WIND (MPH)          2    2    2    1    0    1    1    1    1    1    1    2    1    1    1    1    2
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    0    0    0    5   10   20   20   20   20   50   50   80   80   60
PRECIP TYPE                                                 S    S    S    S    S    S    S    S    R
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.00      0.00      0.02      0.10
6 HOUR SNOW                 0.0       0.0       0.0       0.0       0.0       0.0       0.0       0.5
12 HOUR SNOW                          0.0                 0.0                 0.0                 0.5
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  1.3  1.5  2.4  2.8  2.6  2.3  2.2  2.2  2.3  2.4  2.8  4.2  3.3  4.0  3.6  3.0  3.2


...WHITE PASS...

DATE                    SUNDAY 11/30/25                         MONDAY 12/01/25
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        SC   SC   SC   SC   SC   SC   FW   SC   SC   OV   BK   BK   OV   BK   OV   OV   OV
CLOUD COVER (%)    25   35   25   25   40   25   25   25   45   70   65   60   70   65   75   75   75
TEMPERATURE        18   18   25   32   30   24   23   23   23   25   31   36   34   29   28   28   28
MAX/MIN TEMP                           34                  22                  37                  27
WIND DIR            E    E    E    E   NW    W    E    W    W    W    W    W    W    W    W    W    W
WIND (MPH)          3    3    2    2    1    1    1    1    2    2    2    2    3    3    5    6    6
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    0    0    0    5    5   10   10   20   20   30   30   60   60   60
PRECIP TYPE                                                           S    S    S    S    S    S    S
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.02
6 HOUR SNOW                 0.0       0.0       0.0       0.0       0.0       0.0       0.0       0.2
12 HOUR SNOW                          0.0                 0.0                 0.0                 0.2
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  1.2  1.4  2.6  3.2  3.1  2.7  2.6  2.7  2.8  3.0  3.3  4.7  4.0  4.1  4.5  4.0  3.9


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

DATE                    SUNDAY 11/30/25                         MONDAY 12/01/25
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        SC   SC   SC   SC   SC   SC   SC   SC   BK   BK   BK   BK   OV   OV   OV   OV   OV
CLOUD COVER (%)    30   30   30   30   40   30   30   40   60   60   70   60   75   80   80   80   80
TEMPERATURE        22   21   27   31   29   25   27   28   27   28   32   34   32   29   30   30   29
MAX/MIN TEMP                           33                  25                  36                  28
WIND DIR           NE   NE   NE    W   NW   NW    N   NW    N   NW    W    W    W    W    W    W    W
WIND (MPH)          6    5    3    2    1    2    3    3    3    3    2    2    2    3    5    6    8
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    0    0    0    5   10   10   10   20   20   30   30   70   70   70
PRECIP TYPE                                                           S    S    S    S    S    S    S
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.00      0.01      0.01      0.09
6 HOUR SNOW                 0.0       0.0       0.0       0.0       0.0       0.0       0.1       0.7
12 HOUR SNOW                          0.0                 0.0                 0.0                 0.8
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  2.1  2.1  3.1  3.5  3.3  3.0  3.1  3.5  3.9  4.4  4.4  5.4  4.6  4.6  5.0  4.1  4.0

$$

--- PRECIP TYPE CODES ---

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