Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
507
FWUS46 KSEW 102138
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
238 PM PDT MON AUG 10 2026
...HURRICANE RIDGE...
DATE TUESDAY 08/11/26 WEDNESDAY 08/12/26
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 FW SC SC FW SC SC SC BK BK FW
CLOUD COVER (%) 10 10 10 10 5 0 5 15 35 40 25 30 35 30 55 55 15
TEMPERATURE 60 55 50 50 48 51 58 58 57 54 52 51 50 51 56 57 57
MIN/MAX TEMP 46 60 47 59
WIND DIR NW W W W W W NW NW NW W SW SW SW W N N N
WIND (MPH) 4 3 4 4 3 2 3 4 4 3 3 3 2 2 3 2 3
WIND GUST (MPH)
PRECIP PROB (%) 0 0 5 5 5 0 5 5 10 5 5 0 0 0 30 30 5
PRECIP TYPE R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.01
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) 9.6 9.9 10.8 11.1 11.1 11.0 10.8 10.8 10.6 10.4 10.2 10.0 9.9 9.6 9.4 9.4 9.4
...MOUNT BAKER SKI AREA...
DATE TUESDAY 08/11/26 WEDNESDAY 08/12/26
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 SC SC SC FW FW SC SC SC SC SC SC SC BK BK BK
CLOUD COVER (%) 30 40 45 35 25 15 15 30 25 45 45 40 45 35 65 65 55
TEMPERATURE 62 57 52 51 49 52 59 61 61 56 53 52 50 52 59 61 61
MIN/MAX TEMP 47 63 48 63
WIND DIR W W SW SW SW NW NW W W W N NE NE N NW NW NW
WIND (MPH) 9 6 2 1 2 2 6 9 8 4 2 2 3 2 4 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 5 5 0 5 0 0 0 0 5 5 50 50 30
PRECIP TYPE R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.05
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) 9.8 9.5 9.4 9.5 9.6 9.9 10.1 10.5 10.3 10.1 10.0 9.8 9.8 9.7 9.8 10.3 10.3
...STEVENS PASS...
DATE TUESDAY 08/11/26 WEDNESDAY 08/12/26
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 FW FW SC BK BK BK BK SC SC BK
CLOUD COVER (%) 25 30 25 20 20 5 5 10 15 30 50 60 55 60 45 45 50
TEMPERATURE 66 60 52 50 48 50 61 67 66 58 53 51 50 50 59 64 63
MIN/MAX TEMP 47 67 48 65
WIND DIR W W W SW SW W W W W W W W W W W W W
WIND (MPH) 8 8 5 4 4 4 5 6 8 6 5 4 4 4 4 5 6
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 20 20 30
PRECIP TYPE R T 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) 9.8 9.9 10.2 10.5 10.8 11.0 10.9 11.0 10.9 10.7 10.4 10.2 10.1 10.0 10.0 10.0 10.0
...SNOQUALMIE PASS (3000 FEET)...
DATE TUESDAY 08/11/26 WEDNESDAY 08/12/26
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 CL FW SC SC SC SC BK SC SC SC
CLOUD COVER (%) 15 10 5 15 15 0 0 5 5 40 30 40 40 50 30 35 35
TEMPERATURE 68 62 53 50 48 49 62 68 68 60 54 51 50 50 59 64 64
MIN/MAX TEMP 47 69 48 65
WIND DIR NW NW N N N NW NW NW NW NW NW NW N NW W W W
WIND (MPH) 6 4 2 2 2 3 5 6 6 4 2 2 2 3 4 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 5 10
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) 9.8 10.0 10.2 10.7 11.0 11.3 11.1 11.0 10.9 10.8 10.5 10.2 10.0 9.8 9.9 9.7 9.7
...WHITE PASS...
DATE TUESDAY 08/11/26 WEDNESDAY 08/12/26
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 CL FW FW FW FW CL CL CL FW FW FW SC FW SC FW FW SC
CLOUD COVER (%) 5 20 5 10 15 5 0 5 20 25 20 30 20 30 15 20 30
TEMPERATURE 69 62 52 48 47 51 62 67 67 60 52 49 48 50 59 63 63
MIN/MAX TEMP 45 69 46 65
WIND DIR W W W NW W W W W W W W NW NW W W W W
WIND (MPH) 11 9 5 3 3 4 8 11 12 10 6 5 5 6 6 9 10
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10 10 5
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) 10.0 10.2 10.4 10.4 11.0 11.3 11.3 11.1 10.9 10.8 10.7 10.4 10.3 10.0 9.9 10.2 10.6
...PARADISE (MOUNT RAINIER - 5420 FEET) ...
DATE TUESDAY 08/11/26 WEDNESDAY 08/12/26
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 FW FW FW FW SC SC FW FW SC FW SC SC
CLOUD COVER (%) 15 20 15 20 20 10 5 15 25 30 30 15 15 25 20 40 30
TEMPERATURE 62 56 50 49 47 49 56 60 60 53 50 50 48 47 52 56 56
MIN/MAX TEMP 45 62 46 58
WIND DIR W NW NW N NW W SW W W NW NW N N NW W W NW
WIND (MPH) 8 5 3 2 2 2 5 9 9 6 4 3 3 2 3 5 6
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 5 5
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) 10.1 10.1 10.4 10.7 11.1 11.3 11.2 11.1 11.0 10.8 10.6 10.4 10.1 9.9 10.0 10.2 10.2
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN