736
FWUS46 KSEW 191553
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
853 AM PDT MON MAY 19 2025
..HURRICANE RIDGE
DATE MONDAY 05/19/25 TUESDAY 05/20/25
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 OV OV OV OV OV OV OV OV OV BK BK SC SC BK
CLOUD COVER (%) 60 80 80 80 75 70 75 70 95 95 65 60 35 40 50
TEMPERATURE 38 38 38 34 32 32 32 33 37 37 37 35 32 31 30
MAX/MIN TEMP 40 31 39 30
WIND DIR SW SW SW SW SW SW SW SW W W W W SW SW SW
WIND (MPH) 9 9 9 9 8 9 8 6 4 4 6 9 8 8 5
WIND GUST (MPH)
PRECIP PROB (%) 5 30 70 70 70 60 50 60 60 90 90 40 40 10 10 10
PRECIP TYPE S S S S S S S S S S S S
6 HOUR QPF 0.07 0.02 0.03 0.03 0.02 0.05 0.02 0.00
6 HOUR SNOW 0.1 0.0 0.1 0.2 0.1 0.0 0.0 0.0
12 HOUR SNOW 0.1 0.3 0.1 0.0
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 4.7 4.7 4.6 4.3 4.1 4.1 4.0 4.2 4.4 4.7 4.7 4.4 3.9 3.8 3.7
..MOUNT BAKER SKI AREA
DATE MONDAY 05/19/25 TUESDAY 05/20/25
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 OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 75 80 90 95 95 95 100 100 100 100 85 85 75 75 75
TEMPERATURE 36 38 38 35 35 35 34 35 36 37 37 36 35 35 34
MAX/MIN TEMP 40 34 39 34
WIND DIR S SW SW SW SW SW SW SW SW SW SW SW SW SW SW
WIND (MPH) 11 10 10 9 8 6 6 8 8 8 8 6 5 4 2
WIND GUST (MPH)
PRECIP PROB (%) 90 30 60 80 90 90 80 100 100 100 100 80 80 50 50 40
PRECIP TYPE R R R R S S S S S S R R S S S
6 HOUR QPF 0.17 0.08 0.21 0.16 0.14 0.16 0.07 0.01
6 HOUR SNOW 0.8 0.0 0.0 0.4 0.6 0.0 0.0 0.0
12 HOUR SNOW 0.8 0.4 0.6 0.0
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 5.2 5.3 4.9 4.6 4.3 4.0 4.0 4.1 4.2 4.6 4.8 4.7 4.4 4.2 3.9
..STEVENS PASS
DATE MONDAY 05/19/25 TUESDAY 05/20/25
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 OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 85 70 85 95 85 85 90 90 85 85 75 85 80 75 75
TEMPERATURE 39 43 41 38 36 35 34 33 38 42 40 37 36 36 34
MAX/MIN TEMP 43 33 42 34
WIND DIR SW W W W W W W W W W W W W W W
WIND (MPH) 4 6 8 8 8 8 6 6 5 6 6 6 5 4 2
WIND GUST (MPH)
PRECIP PROB (%) 100 70 30 50 70 60 60 70 70 80 80 60 60 20 20 10
PRECIP TYPE R R R S S S S S S S S S S S
6 HOUR QPF 0.18 0.05 0.09 0.15 0.10 0.09 0.10 0.04
6 HOUR SNOW 0.3 0.0 0.0 0.1 0.3 0.0 0.0 0.0
12 HOUR SNOW 0.3 0.1 0.3 0.0
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 6.0 5.5 5.4 4.9 4.4 4.0 3.9 4.1 4.3 4.8 5.0 4.8 4.5 4.1 3.9
..SNOQUALMIE PASS (3000 FEET)
DATE MONDAY 05/19/25 TUESDAY 05/20/25
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 OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 80 80 85 90 85 90 90 85 90 90 85 85 80 80 70
TEMPERATURE 41 45 45 39 37 36 35 35 40 43 43 39 37 36 35
MAX/MIN TEMP 47 35 44 35
WIND DIR SW W W W W W W W W W W W W W W
WIND (MPH) 5 6 6 6 5 4 4 4 4 4 4 4 3 3 1
WIND GUST (MPH)
PRECIP PROB (%) 100 70 50 50 80 70 70 80 80 80 80 80 80 30 30 10
PRECIP TYPE R R R R R R R R R R R R S R
6 HOUR QPF 0.20 0.05 0.13 0.13 0.10 0.07 0.09 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) 6.1 5.5 5.2 4.8 4.4 4.1 3.9 4.0 4.3 4.7 5.0 5.0 4.5 4.1 3.9
..WHITE PASS
DATE MONDAY 05/19/25 TUESDAY 05/20/25
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 OV OV OV OV OV OV OV OV OV OV OV OV BK
CLOUD COVER (%) 85 70 80 90 90 85 90 85 80 80 70 75 75 70 65
TEMPERATURE 40 43 42 37 34 33 32 33 37 41 40 36 34 33 31
MAX/MIN TEMP 44 32 42 31
WIND DIR W W W W W W W W W W W W W W W
WIND (MPH) 11 13 14 13 12 12 11 11 10 10 10 10 8 6 4
WIND GUST (MPH)
PRECIP PROB (%) 100 50 5 30 60 50 40 60 60 70 70 40 40 5 5 5
PRECIP TYPE R R R S S S S S S R R
6 HOUR QPF 0.15 0.05 0.04 0.11 0.06 0.01 0.04 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.8 0.5 0.0 0.0 0.0
12 HOUR SNOW 0.0 0.8 0.5 0.0
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 6.3 5.7 5.6 5.0 4.5 4.1 3.9 4.0 4.3 4.9 5.2 5.1 4.6 4.3 3.9
..PARADISE (MOUNT RAINIER - 5420 FEET)
DATE MONDAY 05/19/25 TUESDAY 05/20/25
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 OV OV OV OV OV OV OV OV OV OV OV OV BK
CLOUD COVER (%) 80 70 70 85 80 80 85 85 90 90 75 80 80 70 65
TEMPERATURE 35 37 37 34 32 31 30 29 32 35 35 34 33 31 30
MAX/MIN TEMP 39 29 36 30
WIND DIR W W W W W W W W W W W W W W W
WIND (MPH) 10 14 16 16 13 11 10 10 9 10 10 9 6 4 2
WIND GUST (MPH)
PRECIP PROB (%) 100 60 10 40 80 60 60 80 80 90 90 60 60 5 5 5
PRECIP TYPE R S S S S S S S S S S
6 HOUR QPF 0.36 0.05 0.05 0.10 0.11 0.11 0.07 0.00
6 HOUR SNOW 1.0 0.0 0.3 1.2 1.3 0.6 0.6 0.0
12 HOUR SNOW 1.0 1.5 1.9 0.6
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 6.2 5.5 5.3 4.8 4.4 4.0 3.9 4.1 4.4 4.8 5.2 5.0 4.6 4.2 3.9
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN
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