Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
761
FWUS46 KSEW 112212
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
312 PM PDT SUN MAY 11 2025
...HURRICANE RIDGE...
DATE MONDAY 05/12/25 TUESDAY 05/13/25
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 OV BK BK SC BK SC SC SC SC SC FW SC BK BK
CLOUD COVER (%) 80 75 65 75 65 55 50 60 50 35 45 30 30 25 40 65 60
TEMPERATURE 36 34 34 34 33 34 39 41 43 40 37 37 36 40 46 47 46
MIN/MAX TEMP 32 43 35 48
WIND DIR SW SW SW N W W NW NW W W SW W SW W N N NW
WIND (MPH) 8 6 6 6 6 6 11 10 8 8 8 5 4 4 9 8 8
WIND GUST (MPH)
PRECIP PROB (%) 50 30 10 10 10 5 20 30 5 5 0 0 0 0 5 5 5
PRECIP TYPE S S S R
6 HOUR QPF 0.12 0.09 0.02 0.04 0.01 0.01 0.00 0.01
6 HOUR SNOW 0.1 0.0 0.1 0.0 0.0 0.0 0.0 0.0
12 HOUR SNOW 0.1 0.1 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) 4.8 4.8 4.6 4.5 4.4 4.7 5.2 5.5 5.5 5.4 6.2 6.5 6.5 6.5 6.7 6.7 6.7
...MOUNT BAKER SKI AREA...
DATE MONDAY 05/12/25 TUESDAY 05/13/25
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 OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 80 75 80 90 90 90 90 85 90 80 80 80 70 75 70 70 70
TEMPERATURE 44 40 38 38 37 37 39 40 42 40 39 40 38 40 44 46 45
MIN/MAX TEMP 36 42 38 47
WIND DIR SW W W W W W W W W W W W W W W W W
WIND (MPH) 10 8 5 5 4 6 9 10 8 4 2 1 1 2 5 9 10
WIND GUST (MPH)
PRECIP PROB (%) 70 40 50 40 60 70 80 60 60 60 40 40 20 20 20 20 20
PRECIP TYPE R R S S S S R R R R R R R R R R R
6 HOUR QPF 0.11 0.09 0.08 0.05 0.12 0.04 0.00 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 5.5 5.2 5.0 4.7 4.5 4.7 4.9 5.3 5.3 5.3 5.7 6.0 6.1 6.1 6.4 6.7 6.7
...STEVENS PASS...
DATE MONDAY 05/12/25 TUESDAY 05/13/25
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 OV OV OV OV OV OV OV OV OV OV OV OV BK OV
CLOUD COVER (%) 80 75 65 80 80 85 85 85 90 95 85 85 90 85 75 65 80
TEMPERATURE 44 39 37 36 36 36 40 43 42 40 38 38 36 38 41 46 46
MIN/MAX TEMP 35 43 36 47
WIND DIR W W W W W W W W W W W W W W W W W
WIND (MPH) 8 8 8 8 6 8 8 9 6 6 5 5 5 5 5 6 6
WIND GUST (MPH)
PRECIP PROB (%) 50 20 5 10 30 30 20 40 50 50 60 60 30 30 20 20 30
PRECIP TYPE R S S S S R S R R S S S R R R
6 HOUR QPF 0.05 0.03 0.03 0.05 0.07 0.17 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 5.6 5.1 4.8 4.6 4.4 4.6 5.0 5.1 5.2 5.2 5.2 5.1 5.4 5.5 5.9 6.6 6.8
...SNOQUALMIE PASS (3000 FEET)...
DATE MONDAY 05/12/25 TUESDAY 05/13/25
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 OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 75 80 70 80 70 80 75 85 80 80 80 85 85 80 75 70 80
TEMPERATURE 46 40 38 37 36 37 42 44 46 41 39 39 38 38 43 47 48
MIN/MAX TEMP 36 46 38 49
WIND DIR W W NW NW NW NW W NW NW NW W W W W W W W
WIND (MPH) 6 5 5 4 3 4 6 8 5 4 3 3 2 2 3 5 5
WIND GUST (MPH)
PRECIP PROB (%) 60 30 5 10 20 20 30 60 70 70 70 70 30 30 10 10 40
PRECIP TYPE R R S R S R R R R R S R R
6 HOUR QPF 0.05 0.02 0.02 0.06 0.12 0.13 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 5.4 5.0 4.7 4.6 4.4 4.6 5.0 5.2 5.3 5.3 5.3 5.0 5.3 5.4 5.7 6.4 6.7
...WHITE PASS...
DATE MONDAY 05/12/25 TUESDAY 05/13/25
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 BK OV OV BK BK OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 60 75 60 70 75 60 60 80 80 95 85 85 85 75 75 75 80
TEMPERATURE 44 38 35 34 33 35 40 42 43 39 37 36 35 36 40 44 45
MIN/MAX TEMP 33 43 35 46
WIND DIR W W W W W W W W W W W W W W W W W
WIND (MPH) 12 10 9 8 8 9 11 12 10 10 10 9 9 9 9 10 10
WIND GUST (MPH)
PRECIP PROB (%) 40 30 10 10 30 20 30 70 60 60 50 50 30 30 30 30 20
PRECIP TYPE S S S S S S S S S S S S R R R
6 HOUR QPF 0.03 0.01 0.04 0.07 0.07 0.15 0.03 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 5.5 5.0 4.8 4.6 4.5 4.7 5.1 5.4 5.5 5.4 5.2 4.8 4.9 5.2 5.9 6.6 6.9
...PARADISE (MOUNT RAINIER - 5420 FEET) ...
DATE MONDAY 05/12/25 TUESDAY 05/13/25
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 BK BK BK OV BK OV OV OV OV OV OV OV OV OV BK OV
CLOUD COVER (%) 80 65 55 70 75 65 80 70 80 90 80 80 85 80 80 70 75
TEMPERATURE 39 35 32 32 32 31 35 37 38 36 35 34 33 34 37 40 41
MIN/MAX TEMP 30 39 33 42
WIND DIR W W W W W SW SW W W W W W W W W W W
WIND (MPH) 11 9 6 5 4 5 9 11 9 9 6 5 4 4 6 9 10
WIND GUST (MPH)
PRECIP PROB (%) 70 30 10 10 30 20 60 60 70 70 40 40 30 30 20 20 30
PRECIP TYPE S S S S S S S S S S S S R R R
6 HOUR QPF 0.07 0.02 0.07 0.17 0.05 0.13 0.03 0.01
6 HOUR SNOW 0.0 0.2 0.7 0.1 0.0 0.7 0.1 0.0
12 HOUR SNOW 0.2 0.8 0.7 0.1
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 5.5 5.1 4.8 4.6 4.5 4.8 5.2 5.5 5.5 5.4 5.2 5.0 5.0 5.5 6.0 6.5 6.8
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN