Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
253
FWUS46 KSEW 192134
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
234 PM PDT TUE AUG 19 2025
...HURRICANE RIDGE...
DATE WEDNESDAY 08/20/25 THURSDAY 08/21/25
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 OV OV BK BK FW FW FW FW FW FW CL FW FW FW FW FW FW
CLOUD COVER (%) 80 75 60 55 20 5 10 10 5 5 5 5 10 15 15 15 10
TEMPERATURE 53 50 45 44 42 44 51 55 55 49 46 46 44 48 56 61 62
MIN/MAX TEMP 42 56 44 62
WIND DIR NW SW S SW SW SW NW NW NW N S S SE E NE N N
WIND (MPH) 2 2 3 4 4 3 2 3 3 2 4 4 4 4 2 2 2
WIND GUST (MPH)
PRECIP PROB (%) 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
6 HOUR QPF 0.01 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
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) 9.1 8.5 7.6 6.8 6.4 6.3 7.1 7.5 7.6 7.2 7.0 7.1 7.3 7.5 7.8 8.6 8.9
...MOUNT BAKER SKI AREA...
DATE WEDNESDAY 08/20/25 THURSDAY 08/21/25
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 OV OV OV OV OV BK SC SC FW FW FW FW FW FW SC SC FW
CLOUD COVER (%) 90 80 75 80 80 60 45 30 15 15 10 20 20 15 35 30 20
TEMPERATURE 56 52 50 49 48 49 53 56 58 52 47 47 46 49 61 66 68
MIN/MAX TEMP 47 58 46 68
WIND DIR SW W SW S S SW W W W NW NE NE E E NE NW NW
WIND (MPH) 5 3 2 2 2 3 6 8 6 4 4 6 9 6 2 3 4
WIND GUST (MPH)
PRECIP PROB (%) 10 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
6 HOUR QPF 0.03 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
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) 9.6 9.5 9.0 8.4 7.9 7.5 7.5 7.7 7.4 6.9 6.7 6.9 7.4 7.5 7.8 8.6 9.0
...STEVENS PASS...
DATE WEDNESDAY 08/20/25 THURSDAY 08/21/25
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 BK BK OV OV OV SC FW CL FW FW FW FW FW FW FW CL
CLOUD COVER (%) 40 70 65 80 90 70 30 10 5 10 10 10 10 5 15 5 5
TEMPERATURE 65 56 52 50 50 49 56 65 65 57 49 46 45 49 65 74 75
MIN/MAX TEMP 48 65 45 76
WIND DIR W W W W W W W W W W W W E E E E N
WIND (MPH) 6 5 5 5 4 5 5 6 6 5 4 3 3 3 2 3 3
WIND GUST (MPH)
PRECIP PROB (%) 5 5 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
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) 9.7 9.9 9.8 9.4 8.8 7.6 7.7 7.9 7.9 7.6 7.6 7.6 7.7 7.9 8.2 9.0 9.5
...SNOQUALMIE PASS (3000 FEET)...
DATE WEDNESDAY 08/20/25 THURSDAY 08/21/25
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 BK BK OV OV BK FW CL CL CL CL CL CL CL CL CL CL
CLOUD COVER (%) 30 70 65 80 85 65 15 5 5 5 5 5 5 0 5 0 0
TEMPERATURE 66 58 54 52 51 49 58 65 66 58 50 47 46 48 67 75 77
MIN/MAX TEMP 49 66 46 77
WIND DIR W NW NW NW NW NW NW NW NW NW N NE NE E SE W NW
WIND (MPH) 5 3 2 1 1 2 4 5 5 3 2 2 2 2 2 2 3
WIND GUST (MPH)
PRECIP PROB (%) 5 5 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
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) 9.6 10.0 9.9 9.5 8.9 7.6 7.4 7.7 7.8 7.7 7.6 7.7 7.9 8.0 8.3 9.0 9.4
...WHITE PASS...
DATE WEDNESDAY 08/20/25 THURSDAY 08/21/25
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 BK BK BK BK FW CL CL CL CL CL CL CL CL CL CL
CLOUD COVER (%) 35 50 55 55 55 65 10 0 5 5 5 5 5 5 5 5 5
TEMPERATURE 65 57 51 48 46 48 58 64 65 58 49 46 44 50 66 72 74
MIN/MAX TEMP 46 66 44 74
WIND DIR W W W W W W W W W W NW N NE E E E E
WIND (MPH) 6 4 3 3 3 4 5 5 5 3 2 2 2 3 3 3 3
WIND GUST (MPH)
PRECIP PROB (%) 0 5 0 5 5 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
6 HOUR QPF 0.00 0.01 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
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) 10.4 10.4 10.5 10.5 10.2 9.7 8.6 8.3 8.3 8.2 8.4 8.2 8.3 8.3 8.7 9.4 9.9
...PARADISE (MOUNT RAINIER - 5420 FEET) ...
DATE WEDNESDAY 08/20/25 THURSDAY 08/21/25
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 BK BK SC BK BK FW FW FW FW FW CL FW CL CL FW FW
CLOUD COVER (%) 50 65 50 40 55 55 20 15 10 10 5 5 5 5 5 5 5
TEMPERATURE 56 50 48 47 46 46 51 55 57 50 48 48 47 50 59 65 67
MIN/MAX TEMP 44 57 46 67
WIND DIR W W W W W W W W W NW N NE NE E SE NW NW
WIND (MPH) 9 5 2 2 2 2 5 6 8 4 3 4 5 4 2 3 4
WIND GUST (MPH)
PRECIP PROB (%) 5 5 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
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) 9.8 10.3 10.3 10.1 9.8 8.8 8.3 8.5 8.5 8.3 8.2 8.2 8.3 8.4 8.7 9.4 9.9
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN