Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
544
FWUS46 KSEW 172134
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
234 PM PDT SUN AUG 17 2025
...HURRICANE RIDGE...
DATE MONDAY 08/18/25 TUESDAY 08/19/25
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 BK OV OV BK BK BK BK BK OV OV
CLOUD COVER (%) 70 90 80 80 80 60 30 65 75 75 55 65 65 60 65 75 80
TEMPERATURE 50 48 47 46 46 47 52 54 52 48 47 47 46 48 53 55 53
MIN/MAX TEMP 45 55 46 56
WIND DIR W SW S S S S S S S SW S S S S N N NW
WIND (MPH) 2 2 2 3 3 2 1 2 2 3 3 3 4 2 1 2 2
WIND GUST (MPH)
PRECIP PROB (%) 10 5 0 5 5 5 10 20 10 10 5 5 10 10 20 20 10
PRECIP TYPE R R 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
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) 8.5 7.9 7.6 7.4 7.2 7.5 8.1 8.5 8.7 9.0 9.4 9.5 9.4 9.6 9.8 9.8 9.9
...MOUNT BAKER SKI AREA...
DATE MONDAY 08/18/25 TUESDAY 08/19/25
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 OV OV OV OV BK SC SC OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 60 75 85 80 80 70 40 40 75 75 80 80 85 75 75 75 80
TEMPERATURE 55 50 50 49 49 50 53 56 57 52 51 51 50 51 54 57 57
MIN/MAX TEMP 48 59 49 59
WIND DIR SW SW S S S S S S S SW S S SE S SW W W
WIND (MPH) 4 2 3 3 4 4 6 6 5 4 3 3 3 2 3 4 5
WIND GUST (MPH)
PRECIP PROB (%) 5 5 0 5 5 5 10 10 5 5 5 5 5 5 10 10 20
PRECIP TYPE 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
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) 8.4 8.1 8.1 7.8 8.0 8.0 8.0 8.1 8.0 8.1 8.4 8.7 9.3 9.4 9.5 9.7 9.8
...STEVENS PASS...
DATE MONDAY 08/18/25 TUESDAY 08/19/25
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 OV OV OV BK SC SC SC SC BK BK SC BK SC SC SC
CLOUD COVER (%) 30 70 90 90 90 70 40 45 30 35 60 60 45 50 40 30 30
TEMPERATURE 63 56 51 51 49 50 58 65 64 57 51 49 48 49 59 67 65
MIN/MAX TEMP 48 66 48 67
WIND DIR W W W W W W W W W W W W W W W W W
WIND (MPH) 5 3 2 2 2 3 4 5 5 5 4 3 3 3 3 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 5 5 0 5 0 0 0 0 5 5 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
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) 8.9 8.7 8.3 8.1 7.9 8.0 8.4 8.9 9.0 8.7 8.6 9.2 9.6 9.5 10.2 10.1 10.4
...SNOQUALMIE PASS (3000 FEET)...
DATE MONDAY 08/18/25 TUESDAY 08/19/25
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 OV OV OV OV BK SC SC SC SC BK BK BK SC SC SC SC
CLOUD COVER (%) 30 75 85 85 90 65 40 40 40 45 55 50 50 50 25 30 30
TEMPERATURE 65 58 53 51 50 50 59 65 66 58 53 50 48 49 61 67 67
MIN/MAX TEMP 49 67 47 68
WIND DIR NW NW N NW N W W W W W NW NW N NW W W NW
WIND (MPH) 4 2 1 1 1 1 3 4 4 3 2 1 1 1 3 4 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 5 5 5 5 5 5 0 0 5 5 0 0 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
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) 8.8 8.5 8.0 7.8 7.8 7.9 8.2 8.8 8.8 8.8 8.6 8.9 9.6 9.7 10.2 10.0 10.3
...WHITE PASS...
DATE MONDAY 08/18/25 TUESDAY 08/19/25
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 OV OV OV OV SC SC FW FW FW SC SC SC SC FW FW FW
CLOUD COVER (%) 35 80 75 75 75 40 40 20 20 20 30 40 45 35 25 15 20
TEMPERATURE 63 56 50 47 46 49 57 63 63 56 49 46 44 49 60 66 66
MIN/MAX TEMP 45 65 44 68
WIND DIR W W W W W W W W W W W W W W W W W
WIND (MPH) 5 2 2 2 2 3 5 5 5 3 3 2 2 2 4 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 5 5 5 0 5 5 0 0 0 0 0 0 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
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) 8.5 8.0 8.3 8.6 8.4 8.2 8.5 8.5 8.4 8.2 8.8 9.8 9.6 9.7 10.0 10.4 10.7
...PARADISE (MOUNT RAINIER - 5420 FEET) ...
DATE MONDAY 08/18/25 TUESDAY 08/19/25
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 OV OV OV OV SC SC SC SC SC SC SC SC SC FW SC SC
CLOUD COVER (%) 50 85 85 70 70 45 45 45 35 30 40 40 45 45 25 30 35
TEMPERATURE 54 50 49 47 46 46 50 53 54 49 47 47 45 47 53 56 57
MIN/MAX TEMP 45 56 44 59
WIND DIR W W W W W W W W W W W W W W W W W
WIND (MPH) 5 2 2 2 2 2 5 5 6 4 2 2 2 1 2 5 6
WIND GUST (MPH)
PRECIP PROB (%) 0 0 5 5 0 0 5 5 5 5 0 0 0 0 0 0 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
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) 8.4 8.1 7.8 7.9 7.9 7.9 8.2 8.4 8.4 8.4 8.5 9.4 9.5 9.9 10.3 10.1 10.3
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN