Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA

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404
FWUS46 KSEW 170934
AVGSEW

AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
234 AM PDT FRI OCT 17 2025


...HURRICANE RIDGE...

DATE                    FRIDAY 10/17/25                         SATURDAY 10/18/25
TIME (LT)          05   08   11   14   17   20   23   02   05   08   11   14   17   20   23   02   05
                   5A   8A   11A  2P   5P   8P   11P  2A   5A   8A   11A  2P   5P   8P   11P  2A   5A

CLOUD COVER        SC   FW   CL   FW   FW   FW   FW   SC   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    35   25    5   10   20   15   25   35   90   95   95   95  100  100   95   95   95
TEMPERATURE        37   34   37   40   39   33   34   34   34   34   37   39   38   37   38   38   38
MAX/MIN TEMP                           42                  31                  39                  36
WIND DIR           SW    W   NW    W    W    W    W   SW    S    S    S    S    S    S   SW   SW   SW
WIND (MPH)         11   12   10    8    5    5    6    6    5    4    2    4    5   16   14   14   16
WIND GUST (MPH)
PRECIP PROB (%)     5    0    0    0    0    0    0    0   40   40   90   90  100  100   90   90   90
PRECIP TYPE                                                 S    S    R    R    R    R    R    R    S
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.02      0.14      0.38      0.08
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)  5.0  4.2  4.5  4.6  4.6  4.1  3.7  3.8  5.9  8.4  9.6  9.5  9.1  8.4  6.6  5.2  5.0


...MOUNT BAKER SKI AREA...

DATE                    FRIDAY 10/17/25                         SATURDAY 10/18/25
TIME (LT)          05   08   11   14   17   20   23   02   05   08   11   14   17   20   23   02   05
                   5A   8A   11A  2P   5P   8P   11P  2A   5A   8A   11A  2P   5P   8P   11P  2A   5A

CLOUD COVER        OV   BK   BK   BK   SC   SC   SC   BK   OV   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    90   65   65   65   40   30   45   60   95   95  100  100  100  100  100  100  100
TEMPERATURE        39   37   36   37   37   33   33   34   34   35   36   36   36   34   36   38   36
MAX/MIN TEMP                           40                  32                  38                  34
WIND DIR           SW   SW    W    W    W    W    W   SE    S   SE    S    S    S    S    S    S    S
WIND (MPH)          9    9   10    9    6    4    3    5    6    5    5    8    9   18   18   16   16
WIND GUST (MPH)
PRECIP PROB (%)    70   30   50   50    5    0    0    5   30   30   90   90  100  100  100  100  100
PRECIP TYPE         R    S    S    S                        S    S    S    R    R    R    R    R    R
6 HOUR QPF                 0.01      0.01      0.00      0.00      0.01      0.22      0.68      0.43
6 HOUR SNOW                 0.0       0.0       0.0       0.0       0.0       0.1       0.0       0.0
12 HOUR SNOW                          0.0                 0.0                 0.1                 0.0
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT)  5.9  4.8  4.5  4.4  4.1  3.7  3.8  3.7  3.7  3.9  4.5  6.7  6.4  6.8  6.4  5.2  4.9


...STEVENS PASS...

DATE                    FRIDAY 10/17/25                         SATURDAY 10/18/25
TIME (LT)          05   08   11   14   17   20   23   02   05   08   11   14   17   20   23   02   05
                   5A   8A   11A  2P   5P   8P   11P  2A   5A   8A   11A  2P   5P   8P   11P  2A   5A

CLOUD COVER        OV   OV   BK   BK   BK   SC   SC   SC   SC   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    90   90   60   55   55   50   40   30   50   85   80   90   95   95  100  100   95
TEMPERATURE        39   38   38   40   40   35   33   32   31   32   40   44   44   40   41   40   38
MAX/MIN TEMP                           42                  30                  46                  36
WIND DIR            W    W    W    W    W    W   SW   SW    S    S   SW   SW   SW    S   SW    W    W
WIND (MPH)          8    8   10   10    9    6    4    3    2    2    2    2    3    9   11   12   13
WIND GUST (MPH)                                                                                    32
PRECIP PROB (%)    60   50   20   10    0    0    0    0   10   10   60   60   90   90  100  100   90
PRECIP TYPE         R    R    S                                       S    R    R    R    R    R    R
6 HOUR QPF                 0.13      0.01      0.00      0.00      0.00      0.10      0.43      0.47
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)  6.8  6.2  4.8  4.8  4.7  4.2  3.9  3.8  3.7  3.8  5.3  8.1  8.7  8.7  8.1  6.3  5.2


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

DATE                    FRIDAY 10/17/25                         SATURDAY 10/18/25
TIME (LT)          05   08   11   14   17   20   23   02   05   08   11   14   17   20   23   02   05
                   5A   8A   11A  2P   5P   8P   11P  2A   5A   8A   11A  2P   5P   8P   11P  2A   5A

CLOUD COVER        OV   OV   BK   BK   SC   FW   SC   SC   SC   OV   OV   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    90   90   65   50   25   25   25   40   35   90   80   90   95   95  100  100   95
TEMPERATURE        40   40   40   43   43   37   35   33   33   33   41   46   46   42   41   42   39
MAX/MIN TEMP                           45                  31                  48                  37
WIND DIR            W    W   NW   NW   NW   NW    N    N    E   SE    S    S    S    S    S    W    W
WIND (MPH)          3    4    6    6    5    3    2    2    2    2    2    2    2    8    9    9   10
WIND GUST (MPH)
PRECIP PROB (%)    70   50   30    5    0    0    0    0   10   10   60   60   90   90  100  100   90
PRECIP TYPE         R    R    R                                       R    R    R    R    R    R    R
6 HOUR QPF                 0.12      0.01      0.00      0.00      0.00      0.09      0.40      0.74
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)  7.0  6.2  4.8  4.8  4.7  4.2  4.1  4.0  3.9  4.0  8.0  9.6  9.4  9.1  8.4  6.5  5.2


...WHITE PASS...

DATE                    FRIDAY 10/17/25                         SATURDAY 10/18/25
TIME (LT)          05   08   11   14   17   20   23   02   05   08   11   14   17   20   23   02   05
                   5A   8A   11A  2P   5P   8P   11P  2A   5A   8A   11A  2P   5P   8P   11P  2A   5A

CLOUD COVER        OV   OV   SC   FW   FW   SC   SC   SC   SC   SC   BK   BK   OV   OV   OV   OV   OV
CLOUD COVER (%)    75   80   35   10   15   40   45   35   30   35   55   70   85   85   95   95   95
TEMPERATURE        37   37   40   42   41   36   33   31   30   31   44   47   47   43   40   39   37
MAX/MIN TEMP                           43                  29                  49                  35
WIND DIR            W    W    W    W    W    W    W    W    S   SW   SW    W    W   SW   SW    W    W
WIND (MPH)          6    9   10    9    6    4    2    2    2    2    3    4    4   10   13   13   13
WIND GUST (MPH)                                                                               31   31
PRECIP PROB (%)    30   20    5    0    0    5    0    0    0    0   30   30   80   80   90   90   90
PRECIP TYPE         R    R                                            R    R    R    R    R    R    R
6 HOUR QPF                 0.06      0.00      0.00      0.00      0.00      0.01      0.18      0.42
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)  7.3  6.7  5.7  5.4  5.4  5.1  4.8  4.5  4.3  6.2  9.2 10.5 10.1  9.9  8.9  7.1  5.6


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

DATE                    FRIDAY 10/17/25                         SATURDAY 10/18/25
TIME (LT)          05   08   11   14   17   20   23   02   05   08   11   14   17   20   23   02   05
                   5A   8A   11A  2P   5P   8P   11P  2A   5A   8A   11A  2P   5P   8P   11P  2A   5A

CLOUD COVER        BK   SC   FW   FW   FW   SC   SC   SC   SC   BK   BK   OV   OV   OV   OV   OV   OV
CLOUD COVER (%)    65   45   20   10   20   30   35   35   40   50   65   90   90   95  100  100   95
TEMPERATURE        39   38   37   39   38   33   33   35   35   35   40   41   42   39   40   40   37
MAX/MIN TEMP                           41                  31                  44                  33
WIND DIR            W    W    W    W    W   NW    E   NE    W   SW   SW   SW   SW   SW    S   SW   SW
WIND (MPH)         10   11   12   10    8    4    2    3    3    3    3    4    4   13   19   18   18
WIND GUST (MPH)
PRECIP PROB (%)    50   20    0    0    0   10    0    0    5    5   40   40   80   80  100  100  100
PRECIP TYPE         R    R                                            R    R    R    R    R    R    S
6 HOUR QPF                 0.01      0.00      0.00      0.00      0.00      0.10      0.45      0.72
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)  7.2  6.4  5.0  5.1  5.1  4.9  4.9  4.7  4.7  6.2  8.9 10.2 10.0  9.5  8.7  6.9  5.5

$$

--- PRECIP TYPE CODES ---

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