Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA

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367
FWUS46 KSEW 110938
AVGSEW

AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
238 AM PDT TUE AUG 11 2026


...HURRICANE RIDGE...

DATE                    TUESDAY 08/11/26                        WEDNESDAY 08/12/26
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        FW   CL   CL   FW   SC   FW   FW   FW   FW   FW   BK   BK   FW   FW   FW   FW   FW
CLOUD COVER (%)     5    5    5   15   30   20   15   20   25   20   60   60   10   10   10   10   10
TEMPERATURE        48   51   58   58   58   54   52   51   51   51   56   58   58   55   53   53   52
MAX/MIN TEMP                           60                  49                  60                  51
WIND DIR            W    W   NW   NW   NW   NW   NW   NE   SE    N    N    N    N   NW   SW   SW   SW
WIND (MPH)          3    2    3    4    4    4    2    3    1    1    2    2    2    1    3    2    2
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    5   10    5    5    5    0    0   30   40    5    5    0    0    0
PRECIP TYPE                                                           R    R
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.00      0.03      0.00      0.00
6 HOUR SNOW                 0.0       0.0       0.0       0.0       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) 11.0 11.0 11.0 10.9 10.7 10.5 10.4 10.2 10.1 10.0 10.0  9.9  9.9  9.8  9.9  9.8  9.7


...MOUNT BAKER SKI AREA...

DATE                    TUESDAY 08/11/26                        WEDNESDAY 08/12/26
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   FW   SC   SC   SC   SC   SC   SC   FW   BK   BK   BK   BK   SC   SC   SC
CLOUD COVER (%)    25   20   20   35   30   35   40   30   35   20   65   70   60   60   35   35   45
TEMPERATURE        49   51   58   61   61   56   52   51   50   52   60   61   60   56   55   53   53
MAX/MIN TEMP                           62                  49                  63                  52
WIND DIR           SW    W    W    W    W   NW    N    N   NE    N   NW   NW    W   NW    N   NE    N
WIND (MPH)          2    1    6    9    9    5    2    2    2    2    5    4    4    3    3    5    5
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    0    5    0    0    5    0    0   10   50   40   40    5    5    0
PRECIP TYPE                                                                T    R    R
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.00      0.05      0.03      0.00
6 HOUR SNOW                 0.0       0.0       0.0       0.0       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) 10.0 10.3 10.5 10.6 10.6 10.4 10.3 10.1 10.1 10.1 10.4 10.5 10.5 10.4 10.2  9.8  9.7


...STEVENS PASS...

DATE                    TUESDAY 08/11/26                        WEDNESDAY 08/12/26
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   FW   CL   FW   SC   SC   SC   SC   BK   SC   BK   BK   BK   BK   BK   BK
CLOUD COVER (%)    25   10    5    5   15   35   45   45   50   55   35   55   55   55   60   60   65
TEMPERATURE        48   50   60   65   64   56   51   49   49   50   58   63   61   55   53   52   50
MAX/MIN TEMP                           65                  48                  64                  50
WIND DIR           SW   SW    W    W    W    W   SW   SW    W    W    W    W    W    W    W    W    W
WIND (MPH)          4    4    5    6    8    6    5    4    4    4    5    5    5    5    3    2    2
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    0    0    0    0    0    0    0    5   20   30   30   20   20    5
PRECIP TYPE                                                                T    R    R    R    R
6 HOUR QPF                 0.00      0.00      0.00      0.00      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
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT) 10.8 10.9 11.0 11.0 10.9 10.9 10.7 10.5 10.4 10.4 10.4 10.6 10.6 10.4 10.3 10.2 10.2


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

DATE                    TUESDAY 08/11/26                        WEDNESDAY 08/12/26
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        FW   FW   CL   CL   FW   SC   SC   SC   SC   SC   FW   SC   SC   SC   SC   SC   BK
CLOUD COVER (%)    20   10    0    5    5   30   30   30   35   35   25   45   35   45   45   45   55
TEMPERATURE        49   49   63   69   69   60   54   51   50   50   60   66   66   60   54   52   51
MAX/MIN TEMP                           69                  49                  67                  50
WIND DIR            N   NW   NW   NW   NW   NW    N    N    N   NW    W    W   NW    W   NW    N    N
WIND (MPH)          2    3    5    6    6    4    3    2    2    4    5    5    5    4    1    1    1
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    0    0    0    0    0    0    0    0    0   10   10   10   10    0
PRECIP TYPE
6 HOUR QPF                 0.00      0.00      0.00      0.00      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
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT) 11.0 11.0 11.0 11.0 10.9 10.8 10.6 10.4 10.3 10.2 10.2 10.2 10.1 10.1 10.2 10.1 10.1


...WHITE PASS...

DATE                    TUESDAY 08/11/26                        WEDNESDAY 08/12/26
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        FW   FW   CL   CL   FW   SC   FW   FW   FW   FW   FW   SC   SC   SC   SC   SC   SC
CLOUD COVER (%)    15   10    5    5   15   30   20   20   25   15   25   45   35   40   30   25   25
TEMPERATURE        47   51   63   68   67   60   52   49   48   50   59   65   64   58   53   49   47
MAX/MIN TEMP                           69                  46                  67                  47
WIND DIR            W    W    W    W    W    W    W   NW   NW   NW    W    W    W    W   NW   NW    N
WIND (MPH)          3    4    8   10   12   10    8    5    5    6    8    9   10    9    5    4    3
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    0    0    0    0    0    0    0    0   10   20   20    0    0    0
PRECIP TYPE                                                                     R    R
6 HOUR QPF                 0.00      0.00      0.00      0.00      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
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT) 11.0 11.3 11.2 11.1 10.9 10.8 10.5 10.4 10.2 10.1 10.4 10.8 10.8 10.6 10.6 10.4 10.1


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

DATE                    TUESDAY 08/11/26                        WEDNESDAY 08/12/26
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        FW   FW   FW   FW   FW   SC   FW   FW   FW   FW   SC   SC   SC   SC   SC   SC   SC
CLOUD COVER (%)    15   10   15   20   20   25   25   20   20   15   35   45   35   35   30   30   35
TEMPERATURE        48   49   55   59   58   51   48   48   46   46   51   55   55   50   48   48   47
MAX/MIN TEMP                           60                  45                  57                  46
WIND DIR            N    W   SW    W    W    N    N   NW    N    W    W    W   NW   NW   NW    N    N
WIND (MPH)          1    2    5    9    9    6    4    3    2    2    5    6    8    5    4    3    2
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    0    5    0    0    0    0    0    0   10    5    5    0    0    0
PRECIP TYPE
6 HOUR QPF                 0.00      0.00      0.00      0.00      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
6 HOUR ICE                 0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
SNOW LEVEL (KFT) 11.2 11.3 11.2 11.1 10.9 10.7 10.6 10.3 10.2 10.2 10.3 10.4 10.4 10.3 10.1 10.0  9.9

$$

--- PRECIP TYPE CODES ---

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