Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
618
FWUS46 KSEW 200942
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
242 AM PDT WED AUG 20 2025
...HURRICANE RIDGE...
DATE WEDNESDAY 08/20/25 THURSDAY 08/21/25
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 FW FW FW FW FW CL CL CL CL FW FW FW FW FW CL CL CL
CLOUD COVER (%) 15 15 5 5 10 5 0 5 5 15 25 20 15 10 0 5 0
TEMPERATURE 44 45 52 55 55 50 46 46 45 48 57 61 61 55 52 52 50
MAX/MIN TEMP 56 44 62 50
WIND DIR SW W NW N N N E E NE E NE N N NE S S S
WIND (MPH) 4 4 3 3 3 2 4 4 3 4 2 2 2 1 4 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
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) 6.7 6.5 7.3 7.8 7.8 7.6 7.6 7.5 7.4 7.5 7.6 8.2 9.0 9.0 8.9 9.0 9.0
...MOUNT BAKER SKI AREA...
DATE WEDNESDAY 08/20/25 THURSDAY 08/21/25
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 SC SC FW FW FW FW FW CL FW SC SC SC SC FW FW
CLOUD COVER (%) 80 55 45 40 20 15 15 10 25 5 20 40 45 25 25 15 5
TEMPERATURE 49 49 53 56 58 52 48 48 48 52 62 67 68 62 57 57 55
MAX/MIN TEMP 58 46 69 55
WIND DIR S SW SW W W NW NE E NE E NE N NW N E E E
WIND (MPH) 2 3 6 8 6 4 4 6 9 6 2 3 4 3 10 12 14
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
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) 8.1 7.6 8.0 8.0 7.8 7.1 7.1 7.3 7.4 7.6 7.8 8.4 9.0 9.2 9.3 9.2 9.2
...STEVENS PASS...
DATE WEDNESDAY 08/20/25 THURSDAY 08/21/25
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 FW FW FW FW CL FW FW CL CL FW FW FW
CLOUD COVER (%) 90 70 45 10 10 15 10 5 10 5 15 15 5 5 10 5 5
TEMPERATURE 50 50 57 64 64 57 49 47 46 50 66 75 75 67 58 55 54
MAX/MIN TEMP 65 46 76 54
WIND DIR W W W W W W SW SW E E E NE N NE E E E
WIND (MPH) 4 5 5 5 6 5 4 3 3 3 3 3 3 2 4 5 5
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 0.00 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 8.9 7.9 7.9 7.9 8.0 7.9 7.8 7.9 8.2 8.4 9.2 9.6 9.6 9.5 9.4 9.4
...SNOQUALMIE PASS (3000 FEET)...
DATE WEDNESDAY 08/20/25 THURSDAY 08/21/25
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 SC FW FW FW FW CL CL CL FW FW CL CL CL CL CL
CLOUD COVER (%) 90 60 30 10 5 10 10 0 5 0 5 10 5 0 5 0 0
TEMPERATURE 51 50 58 65 66 58 50 47 46 49 67 75 77 68 59 57 56
MAX/MIN TEMP 66 46 78 55
WIND DIR NW NW NW NW NW NW N N NE E SE W NW N E E E
WIND (MPH) 1 2 4 5 5 3 2 2 2 2 2 2 3 1 3 4 5
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 0.00 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 9.0 8.0 7.6 7.7 8.0 8.1 8.0 8.1 8.1 8.3 8.7 9.4 9.7 9.5 9.5 9.4
...WHITE PASS...
DATE WEDNESDAY 08/20/25 THURSDAY 08/21/25
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 BK FW FW CL CL CL CL CL CL CL CL CL CL CL CL CL
CLOUD COVER (%) 50 50 20 5 5 5 5 5 5 5 5 0 5 5 5 5 5
TEMPERATURE 47 49 58 64 65 59 49 46 46 51 66 73 75 67 57 53 51
MAX/MIN TEMP 65 45 75 51
WIND DIR W W W W W W NW N E E E E E E E E E
WIND (MPH) 3 4 5 5 5 3 2 2 2 3 3 3 3 2 3 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
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 9.8 9.4 8.9 8.5 8.2 8.3 8.2 8.2 8.3 8.5 9.6 9.9 9.9 9.5 9.5 9.6
...PARADISE (MOUNT RAINIER - 5420 FEET) ...
DATE WEDNESDAY 08/20/25 THURSDAY 08/21/25
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 SC FW FW FW FW FW FW CL CL FW FW FW FW CL CL
CLOUD COVER (%) 55 30 35 20 10 10 10 10 5 5 5 10 10 5 5 5 5
TEMPERATURE 44 46 51 55 57 50 46 48 49 51 59 65 67 60 56 55 53
MAX/MIN TEMP 57 46 67 52
WIND DIR W W SW SW W N N N NE NE SE SW NW NE E E E
WIND (MPH) 2 2 5 6 6 3 3 4 5 4 2 2 4 2 9 10 11
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
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 9.6 8.9 8.7 8.5 8.2 8.2 8.2 8.2 8.4 8.5 9.4 9.8 9.8 9.5 9.5 9.5
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN