Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA

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939
FWUS46 KSEW 190938
AVGSEW

AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
238 AM PDT WED AUG 19 2026


...HURRICANE RIDGE...

DATE                    WEDNESDAY 08/19/26                      THURSDAY 08/20/26
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        BK   SC   SC   SC   FW   FW   FW   FW   SC   SC   SC   FW   FW   CL   FW   FW   FW
CLOUD COVER (%)    60   30   35   25   15   20   20   25   40   30   30   15    5    5    5   10   20
TEMPERATURE        54   56   63   63   63   57   56   54   53   55   63   65   66   60   58   56   54
MAX/MIN TEMP                           65                  52                  67                  54
WIND DIR            S   SW    N    N    N   NW    S    S    S   NW    N    N    N   NW   SW   SW    S
WIND (MPH)          3    3    4    4    4    3    3    3    5    3    4    4    2    2    3    2    3
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    0    0    0    0    0    0    0    0    0    0    0    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) 11.5 11.5 11.3 11.2 11.0 10.7 10.6 10.7 10.6 10.7 10.7 10.6 10.5 10.4 10.3 10.4 10.5


...MOUNT BAKER SKI AREA...

DATE                    WEDNESDAY 08/19/26                      THURSDAY 08/20/26
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   SC   SC   FW   SC   SC   SC   SC   SC   FW   CL   FW   FW   FW   FW   FW   FW
CLOUD COVER (%)    40   35   30   25   25   30   40   35   40   20    0   10    5   10   10   15   20
TEMPERATURE        54   55   62   68   69   62   57   56   55   57   66   71   73   65   60   60   58
MAX/MIN TEMP                           70                  53                  73                  57
WIND DIR            S   SW   NW    W    W    W   SW   SE    E    W    W    W    W    W    E    E    E
WIND (MPH)          4    4    6    9    9    5    4    4    5    4    6    9    6    3    5    4    5
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    0    0    0    0    0    0    0    0    0    0    0    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) 11.7 11.5 11.4 11.1 11.0 10.9 10.8 10.7 10.6 10.5 10.5 10.7 10.6 10.5 10.5 10.5 10.5


...STEVENS PASS...

DATE                    WEDNESDAY 08/19/26                      THURSDAY 08/20/26
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   FW   SC   BK   BK   SC   SC   FW   CL   FW   FW   FW   FW   SC   BK
CLOUD COVER (%)    45   15   20    5   35   50   55   40   40    5    5    5    5   15   25   35   55
TEMPERATURE        52   53   65   74   73   63   57   55   53   55   70   79   77   65   59   56   55
MAX/MIN TEMP                           75                  52                  80                  54
WIND DIR           SW   SW    W    W    W    W   SW   SW   SW    W    W    W    W    W    W   NW    E
WIND (MPH)          5    5    6    8    8    6    5    5    4    4    5    6    4    4    4    2    2
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    0    0    0    0    0    0    0    0    0    0    0    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) 11.9 11.8 11.6 11.5 11.6 11.4 11.3 11.0 10.6 10.5 10.5 10.6 10.6 10.6 10.9 11.1 11.3


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

DATE                    WEDNESDAY 08/19/26                      THURSDAY 08/20/26
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   SC   SC   FW   SC   SC   SC   SC   SC   CL   CL   FW   CL   FW   FW   SC   SC
CLOUD COVER (%)    30   30   35   15   35   45   35   40   30    0    5    5    5   15   20   25   50
TEMPERATURE        52   52   65   74   75   66   57   54   52   53   68   78   80   69   58   56   54
MAX/MIN TEMP                           75                  50                  80                  53
WIND DIR            N    N   NW   NW   NW   NW    N    N    N   NW    W    W    W   NW   NE    E    E
WIND (MPH)          3    4    6    6    6    4    3    3    2    3    5    6    4    2    2    1    1
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    0    0    0    0    0    0    0    0    0    0    0    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) 12.0 11.8 11.7 11.7 11.5 11.4 11.0 10.7 10.4 10.4 10.3 10.6 10.6 10.9 10.8 11.3 11.5


...WHITE PASS...

DATE                    WEDNESDAY 08/19/26                      THURSDAY 08/20/26
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   SC   SC   SC   SC   SC   SC   BK   FW   FW   FW   FW   FW   FW   FW   SC   BK
CLOUD COVER (%)    20   45   45   40   50   35   30   55   25    5    5   10    5   20   20   45   50
TEMPERATURE        48   52   66   74   75   66   56   53   51   56   70   78   79   69   57   54   53
MAX/MIN TEMP                           75                  49                  79                  52
WIND DIR            W    W    W    W    W    W    W    W    W    W    W    W    W    W    W   NW    N
WIND (MPH)          5    5    6    9    9    5    5    5    4    5    6   10    8    3    4    4    4
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    0    0    0    0    0    0    0    0    0    0    0    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 11.1 11.0 10.8 10.4 10.3 10.4 10.3 10.3 10.7 11.2 11.3 11.3 11.4 11.8 11.9


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

DATE                    WEDNESDAY 08/19/26                      THURSDAY 08/20/26
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   SC   SC   SC   BK   SC   SC   SC   SC   FW   CL   FW   FW   FW   FW   SC   BK
CLOUD COVER (%)    25   45   40   50   55   40   30   45   30   10    5   10   10   20   20   35   50
TEMPERATURE        51   53   60   66   68   60   57   57   55   58   65   70   70   59   59   59   57
MAX/MIN TEMP                           68                  53                  71                  56
WIND DIR            W    W   SW    W    W    N   NW    W   NW    W   SW   SW    W   NW    N   NE   NE
WIND (MPH)          3    4    5    6    6    3    4    3    4    4    6    8    5    2    3    2    2
WIND GUST (MPH)
PRECIP PROB (%)     0    0    0    0    0    0    0    0    0    0    0    0    0    0    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) 11.4 11.5 11.5 11.3 11.1 10.8 10.4 10.3 10.2 10.2 10.3 10.8 10.9 10.8 11.2 11.5 11.7

$$

--- PRECIP TYPE CODES ---

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