264
FWUS46 KSEW 211003
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
303 AM PDT WED MAY 21 2025
..HURRICANE RIDGE
DATE WEDNESDAY 05/21/25 THURSDAY 05/22/25
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 SC OV OV OV OV OV BK OV SC BK OV OV OV BK BK BK
CLOUD COVER (%) 35 30 75 80 80 85 75 70 70 45 55 70 80 75 60 50 60
TEMPERATURE 28 32 36 38 39 37 34 34 34 36 41 41 41 38 35 33 32
MAX/MIN TEMP 40 33 43 31
WIND DIR W NW N NE NE NE E S SW S N N NW W SW SW SW
WIND (MPH) 8 4 6 4 4 4 3 4 4 2 6 5 6 8 5 5 5
WIND GUST (MPH)
PRECIP PROB (%) 10 5 5 10 5 0 0 5 0 0 5 5 5 5 0 0 5
PRECIP TYPE
6 HOUR QPF 0.00 0.01 0.00 0.00 0.00 0.04 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) 3.8 4.4 4.9 5.2 5.3 5.1 4.6 4.6 4.6 4.8 5.2 5.7 5.8 5.6 5.3 5.0 4.6
..MOUNT BAKER SKI AREA
DATE WEDNESDAY 05/21/25 THURSDAY 05/22/25
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 BK SC BK BK SC OV OV BK BK BK OV BK SC BK BK
CLOUD COVER (%) 65 40 60 45 55 50 40 80 80 65 50 60 70 60 50 60 60
TEMPERATURE 34 35 39 43 44 42 38 39 38 40 45 46 46 42 39 38 36
MAX/MIN TEMP 45 37 48 36
WIND DIR S S SW W W N E SE S S SW W W W SW S S
WIND (MPH) 2 2 3 4 5 3 4 3 2 2 6 9 8 5 2 2 2
WIND GUST (MPH)
PRECIP PROB (%) 20 10 10 20 0 0 0 5 5 5 30 30 10 10 5 5 10
PRECIP TYPE S R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.03 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) 4.2 4.4 5.0 5.4 5.5 5.5 5.5 5.7 5.6 5.5 5.8 6.0 6.2 6.0 5.6 5.2 5.0
..STEVENS PASS
DATE WEDNESDAY 05/21/25 THURSDAY 05/22/25
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 SC BK OV OV OV OV OV BK BK BK BK SC BK BK
CLOUD COVER (%) 80 80 30 40 50 75 75 90 90 85 65 60 70 60 50 65 65
TEMPERATURE 35 36 43 50 51 46 40 40 40 40 46 49 47 43 39 38 36
MAX/MIN TEMP 51 38 49 36
WIND DIR W W W W W W E E N NW W W W W W W W
WIND (MPH) 3 2 2 3 3 2 2 2 0 2 3 4 5 5 3 2 2
WIND GUST (MPH)
PRECIP PROB (%) 5 0 0 0 5 5 5 10 20 20 30 30 10 10 5 5 5
PRECIP TYPE R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.01 0.01 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) 4.3 4.7 5.5 6.2 6.5 6.5 6.0 5.8 5.5 5.7 6.0 6.1 6.3 6.0 5.6 5.2 4.9
..SNOQUALMIE PASS (3000 FEET)
DATE WEDNESDAY 05/21/25 THURSDAY 05/22/25
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 SC BK OV OV OV OV BK BK BK SC BK BK BK
CLOUD COVER (%) 70 70 45 30 45 65 75 85 85 75 65 60 60 50 60 65 60
TEMPERATURE 36 37 45 53 55 48 41 40 40 40 46 49 50 44 40 39 37
MAX/MIN TEMP 55 38 50 37
WIND DIR W NW NW NW NW N E SE N W W W W W W W W
WIND (MPH) 1 1 2 3 3 2 1 1 0 1 3 4 4 3 1 1 1
WIND GUST (MPH)
PRECIP PROB (%) 5 0 0 0 5 5 5 20 40 40 30 30 20 20 5 5 5
PRECIP TYPE R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.01 0.07 0.01 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) 4.3 4.7 5.4 6.1 6.5 6.5 6.1 5.8 5.6 5.6 5.8 5.9 6.0 5.8 5.5 5.1 4.9
..WHITE PASS
DATE WEDNESDAY 05/21/25 THURSDAY 05/22/25
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 SC FW SC OV OV OV OV OV OV OV OV OV OV BK BK BK
CLOUD COVER (%) 80 45 15 45 70 90 90 90 85 85 70 75 75 70 60 70 65
TEMPERATURE 31 33 45 51 52 47 41 38 38 39 44 46 45 42 38 36 34
MAX/MIN TEMP 53 37 47 34
WIND DIR W W W W W E SE SE W W W W W W W W W
WIND (MPH) 5 3 3 5 5 3 3 2 2 3 5 6 8 5 4 3 3
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 10 10 30 60 50 50 40 40 10 10 0 0 5
PRECIP TYPE R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.08 0.07 0.02 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) 4.1 4.9 5.8 6.5 6.7 6.6 6.3 6.0 5.9 5.8 5.9 6.0 6.3 6.1 5.8 5.3 4.9
..PARADISE (MOUNT RAINIER - 5420 FEET)
DATE WEDNESDAY 05/21/25 THURSDAY 05/22/25
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 SC OV OV OV OV OV OV OV OV BK OV BK BK BK
CLOUD COVER (%) 55 40 35 45 70 90 95 95 95 85 75 70 70 70 65 60 65
TEMPERATURE 28 31 38 44 46 43 40 37 37 36 38 39 40 38 36 34 32
MAX/MIN TEMP 46 35 41 32
WIND DIR W E S SW W NE NW W W SW W W W W W W W
WIND (MPH) 2 1 3 5 6 1 2 2 2 2 5 6 8 5 3 2 2
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 5 10 20 50 50 50 30 30 10 10 0 0 5
PRECIP TYPE S S S S S R
6 HOUR QPF 0.00 0.00 0.00 0.16 0.16 0.03 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) 3.9 4.8 5.6 6.2 6.3 6.3 6.3 6.1 5.9 5.8 5.9 6.0 6.2 6.1 5.7 5.2 4.8
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN
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