Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA

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483
FWUS46 KSEW 170026
AVGSEW

AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
526 PM PDT FRI AUG 16 2024


...HURRICANE RIDGE...

DATE                                        SATURDAY 08/17/24                       SUNDAY 08/18/24
TIME (LT)          17   20   23   02   05   08   11   14   17   20   23   02   05   08   11   14   17
                   5P   8P   11P  2A   5A   8A   11A  2P   5P   8P   11P  2A   5A   8A   11A  2P   5P

CLOUD COVER             BK   SC   FW   FW   SC   FW   FW   OV   OV   OV   OV   OV   BK   BK   BK   SC
CLOUD COVER (%)         65   45   20   25   30   25   20   85   85   95   95   80   65   65   55   50
TEMPERATURE             52   50   50   50   53   60   63   64   59   55   54   52   52   53   53   52
MIN/MAX TEMP                           49                  65                  51                  55
WIND DIR                 E    E    E    E    E   NE    N    N    W    S   SE   SW   SW    W   NW   NW
WIND (MPH)               3    3    3    3    3    2    2    3    2    8    3    3    2    2    2    2
WIND GUST (MPH)
PRECIP PROB (%)     5    5    0    0    0    5    5   10   70   70   90   90   50   50   30   30   10
PRECIP TYPE                                                 R    R    R    R    R    R    R    R
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.19      0.26      0.08      0.05
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                   MM        MM        MM        MM        MM        MM        MM        MM
SNOW LEVEL (KFT)       9.7  9.9  9.9 10.0 10.2 10.6 10.9 11.2 11.4 11.1 10.7 10.6 10.0  9.6  9.4  9.1


...MOUNT BAKER SKI AREA...

DATE                                        SATURDAY 08/17/24                       SUNDAY 08/18/24
TIME (LT)          17   20   23   02   05   08   11   14   17   20   23   02   05   08   11   14   17
                   5P   8P   11P  2A   5A   8A   11A  2P   5P   8P   11P  2A   5A   8A   11A  2P   5P

CLOUD COVER             SC   SC   FW   FW   FW   FW   CL   BK   BK   OV   OV   OV   OV   OV   BK   SC
CLOUD COVER (%)         50   40   15   15   10   15    5   55   55   75   85   70   75   80   60   40
TEMPERATURE             55   53   52   53   56   66   71   72   67   62   56   55   54   54   55   56
MIN/MAX TEMP                           51                  73                  53                  58
WIND DIR                 S   SE   SE   SE   SE    S    S   NW    N   SE    S   SW   SW   SW   SW   SW
WIND (MPH)               1    2    4    5    6    4    2    4    1   11    5    4    4    4    4    4
WIND GUST (MPH)
PRECIP PROB (%)    10    0    0    0    0    5    5    5   30   30   60   60   60   60   40   40   10
PRECIP TYPE                                                 T    T    R    R    R    R    R    R
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.00      0.19      0.05      0.04
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                   MM        MM        MM        MM        MM        MM        MM        MM
SNOW LEVEL (KFT)      10.1  9.9  9.6  9.5 10.0 10.3 10.6 11.3 11.4 11.3 11.1 11.1 11.0 10.8 10.7 10.5


...STEVENS PASS...

DATE                                        SATURDAY 08/17/24                       SUNDAY 08/18/24
TIME (LT)          17   20   23   02   05   08   11   14   17   20   23   02   05   08   11   14   17
                   5P   8P   11P  2A   5A   8A   11A  2P   5P   8P   11P  2A   5A   8A   11A  2P   5P

CLOUD COVER             SC   FW   FW   FW   FW   CL   FW   OV   OV   OV   OV   OV   OV   OV   SC   SC
CLOUD COVER (%)         40   25    5   15   10    5    5   80   80   90   90   80   75   70   45   30
TEMPERATURE             56   51   51   51   53   67   75   76   69   58   56   54   52   55   60   62
MIN/MAX TEMP                           50                  76                  52                  62
WIND DIR                 W    S   SE    E    E    E    E    E    S    W    W    W    W    W    W    W
WIND (MPH)               3    3    3    4    4    5    6    5    1    5    4    5    4    4    4    5
WIND GUST (MPH)
PRECIP PROB (%)    10    5    0    5    5    5    5    5   70   70   80   80   30   30   20   20   10
PRECIP TYPE                                                 R    R    R    R    R    R    R    R
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.03      0.21      0.01      0.00
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                   MM        MM        MM        MM        MM        MM        MM        MM
SNOW LEVEL (KFT)       9.8  9.7 10.0 10.2 10.3 10.9 11.2 11.5 11.5 11.5 11.4 11.2 10.8 10.3 10.2 10.3


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

DATE                                        SATURDAY 08/17/24                       SUNDAY 08/18/24
TIME (LT)          17   20   23   02   05   08   11   14   17   20   23   02   05   08   11   14   17
                   5P   8P   11P  2A   5A   8A   11A  2P   5P   8P   11P  2A   5A   8A   11A  2P   5P

CLOUD COVER             SC   FW   FW   FW   CL   CL   FW   OV   OV   OV   OV   OV   BK   BK   SC   FW
CLOUD COVER (%)         25   15   10   10    0    5    5   90   90   95   95   70   65   65   40   25
TEMPERATURE             59   52   50   50   53   70   79   81   69   57   55   54   52   56   63   65
MIN/MAX TEMP                           49                  81                  52                  66
WIND DIR                NW    N   NE    E   SE   SE   SE    N   NW    W    N    W    W    W    W    W
WIND (MPH)               3    3    3    4    5    5    5    1    3    3    2    2    3    3    3    3
WIND GUST (MPH)
PRECIP PROB (%)     0    5    5    5    5    5    5   10   80   80   90   90   30   30   10   10   10
PRECIP TYPE                                                 R    R    R    R    R    R
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.20      0.25      0.02      0.00
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                   MM        MM        MM        MM        MM        MM        MM        MM
SNOW LEVEL (KFT)       9.6  9.7 10.0 10.2 10.5 11.0 11.3 11.5 11.6 11.4 11.4 11.0 10.4  9.9  9.7 10.1


...WHITE PASS...

DATE                                        SATURDAY 08/17/24                       SUNDAY 08/18/24
TIME (LT)          17   20   23   02   05   08   11   14   17   20   23   02   05   08   11   14   17
                   5P   8P   11P  2A   5A   8A   11A  2P   5P   8P   11P  2A   5A   8A   11A  2P   5P

CLOUD COVER             FW   FW   FW   FW   FW   CL   CL   OV   OV   OV   OV   OV   BK   SC   FW   FW
CLOUD COVER (%)         25   10   10   10   10    5    5   95   95   85   80   70   55   30   10    5
TEMPERATURE             57   50   49   48   53   66   73   74   65   54   52   51   51   55   61   62
MIN/MAX TEMP                           47                  74                  49                  64
WIND DIR                 W   NE    E    E    E    E    E    E    W    W    W    W    W    W    W    W
WIND (MPH)               4    2    4    4    6   11   10    5    4    5    6    6    5    5    5    5
WIND GUST (MPH)
PRECIP PROB (%)     5    5    0    0    5    5    5   10   90   90   70   70   10   10   10   10    5
PRECIP TYPE                                                 R    R    R    R
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.52      0.22      0.00      0.00
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                   MM        MM        MM        MM        MM        MM        MM        MM
SNOW LEVEL (KFT)      10.0 10.4 10.4 10.7 11.0 11.2 11.4 11.5 11.5 11.5 11.0 10.3  9.7  9.1  9.5  9.9


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

DATE                                        SATURDAY 08/17/24                       SUNDAY 08/18/24
TIME (LT)          17   20   23   02   05   08   11   14   17   20   23   02   05   08   11   14   17
                   5P   8P   11P  2A   5A   8A   11A  2P   5P   8P   11P  2A   5A   8A   11A  2P   5P

CLOUD COVER             SC   FW   FW   FW   FW   FW   FW   OV   OV   OV   OV   OV   BK   SC   SC   FW
CLOUD COVER (%)         35   20   20   15   15   10   15   95   95   95   90   75   60   45   30   25
TEMPERATURE             51   49   50   51   53   62   66   67   58   52   52   50   47   49   53   55
MIN/MAX TEMP                           48                  68                  47                  56
WIND DIR                NW    N    N    N    N    E    E    E   SW    W    W    W   SW   SW   SW    W
WIND (MPH)               1    3    3    4    4    9    9    5    1    4    4    3    3    3    3    5
WIND GUST (MPH)
PRECIP PROB (%)     5    5    0    0    0    0    5   10   90   90   80   80   20   20   10   10    5
PRECIP TYPE                                                 R    R    R    R    T    T
6 HOUR QPF                 0.00      0.00      0.00      0.00      0.63      0.29      0.02      0.01
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                   MM        MM        MM        MM        MM        MM        MM        MM
SNOW LEVEL (KFT)       9.8 10.4 10.3 10.4 11.0 11.2 11.4 11.5 11.5 11.4 10.9 10.5  9.7  9.0  9.3  9.6

$$

--- PRECIP TYPE CODES ---

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