152  
FWUS46 KSEW 041030  
AVGSEW  
 
AVALANCHE WEATHER GUIDANCE  
NATIONAL WEATHER SERVICE SEATTLE WA  
330 AM PDT SAT MAY 4 2024  
 
   
..HURRICANE RIDGE
 
 
DATE SATURDAY 05/04/24 SUNDAY 05/05/24  
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 OV OV  
CLOUD COVER (%) 90 90 90 90 95 95 95 90 90 85 90 85 90 90 95 95 95  
TEMPERATURE 37 38 38 40 40 39 38 38 37 37 39 38 38 34 32 32 32  
MAX/MIN TEMP 41 37 40 31  
WIND DIR E E E SW W W W W W W SW SW SW S S SW S  
WIND (MPH) 5 8 6 2 5 5 4 5 5 6 6 9 10 11 12 10 13  
WIND GUST (MPH)  
PRECIP PROB (%) 30 50 70 70 60 40 10 5 40 50 60 60 80 80 90 90 90  
PRECIP TYPE R R R R R R R R S S S S S S S  
6 HOUR QPF 0.08 0.12 0.06 0.04 0.02 0.04 0.03 0.05  
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.3  
12 HOUR SNOW 0.0 0.0 0.0 0.3  
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
SNOW LEVEL (KFT) 6.0 6.0 6.0 6.2 6.3 6.5 6.6 6.5 6.3 6.2 6.1 5.9 5.0 4.5 4.0 3.9 3.6  
 
   
..MOUNT BAKER SKI AREA
 
 
DATE SATURDAY 05/04/24 SUNDAY 05/05/24  
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 BK OV OV OV OV OV OV OV OV OV  
CLOUD COVER (%) 85 90 90 85 90 95 70 65 85 90 90 90 100 100 100 100 100  
TEMPERATURE 44 45 48 50 49 45 43 41 40 41 40 39 38 36 36 35 35  
MAX/MIN TEMP 52 39 41 34  
WIND DIR SE SE SE SE E W W SW S S S S S S SW W SW  
WIND (MPH) 24 20 18 11 6 8 5 2 4 9 12 11 11 8 8 6 8  
WIND GUST (MPH)  
PRECIP PROB (%) 20 10 10 30 50 40 10 10 30 60 90 90 100 100 100 100 100  
PRECIP TYPE R R R R R R R R S S S S S  
6 HOUR QPF 0.00 0.02 0.02 0.00 0.01 0.14 0.30 0.21  
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) 5.9 6.0 6.2 6.6 6.9 7.0 6.9 6.7 6.5 6.4 6.0 5.6 5.0 4.6 4.2 3.9 3.7  
 
   
..STEVENS PASS
 
 
DATE SATURDAY 05/04/24 SUNDAY 05/05/24  
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 OV OV  
CLOUD COVER (%) 90 90 85 85 90 90 85 85 90 95 95 85 90 90 90 95 90  
TEMPERATURE 43 43 46 48 47 43 40 40 39 38 40 40 39 36 35 36 35  
MAX/MIN TEMP 49 37 41 34  
WIND DIR E E E E W W W W W W W W W W W W W  
WIND (MPH) 14 16 16 8 6 9 8 9 10 10 12 11 10 12 16 17 17  
WIND GUST (MPH)  
PRECIP PROB (%) 30 20 50 70 60 50 30 40 60 70 70 70 90 90 80 80 90  
PRECIP TYPE R R R R R R R S S S S S R S S S S  
6 HOUR QPF 0.03 0.03 0.05 0.10 0.15 0.19 0.21 0.14  
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) 5.9 5.6 6.2 6.4 6.7 6.9 6.9 6.6 5.3 4.4 4.5 4.7 5.0 4.7 4.3 4.0 3.8  
 
   
..SNOQUALMIE PASS (3000 FEET)
 
 
DATE SATURDAY 05/04/24 SUNDAY 05/05/24  
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 OV OV  
CLOUD COVER (%) 85 85 85 85 85 90 80 90 90 90 90 90 95 95 95 95 100  
TEMPERATURE 44 44 47 50 48 42 39 39 38 37 39 40 40 37 36 36 35  
MAX/MIN TEMP 52 36 42 35  
WIND DIR E E SE S W NW W W W W W W W W W W W  
WIND (MPH) 16 20 18 4 6 6 6 9 10 10 11 10 9 10 12 10 11  
WIND GUST (MPH)  
PRECIP PROB (%) 50 40 40 60 80 70 50 50 70 80 80 80 100 100 90 90 100  
PRECIP TYPE R R R R R R R S S S S S R R R R R  
6 HOUR QPF 0.04 0.07 0.11 0.10 0.16 0.23 0.40 0.15  
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) 6.2 6.1 6.2 6.5 6.7 6.7 6.2 5.0 4.4 4.1 4.2 4.5 4.8 4.6 4.2 4.0 3.8  
 
   
..WHITE PASS
 
 
DATE SATURDAY 05/04/24 SUNDAY 05/05/24  
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 OV OV  
CLOUD COVER (%) 90 95 85 95 90 90 90 90 90 90 90 85 95 95 90 90 100  
TEMPERATURE 39 39 40 41 40 37 35 34 33 33 35 37 36 35 34 33 33  
MAX/MIN TEMP 43 32 38 32  
WIND DIR E E E W W W W W W W W W W W W W W  
WIND (MPH) 16 16 12 5 11 14 14 18 19 19 19 17 17 20 20 18 18  
WIND GUST (MPH)  
PRECIP PROB (%) 50 90 80 90 90 80 60 60 80 70 80 80 90 90 90 90 100  
PRECIP TYPE S S S S S S S S S S S S S S S S S  
6 HOUR QPF 0.22 0.37 0.32 0.50 0.30 0.20 0.13 0.08  
6 HOUR SNOW 0.0 0.0 0.0 0.3 0.1 0.0 0.0 0.1  
12 HOUR SNOW 0.0 0.3 0.1 0.1  
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
SNOW LEVEL (KFT) 6.2 6.1 6.1 6.3 5.8 4.9 4.6 4.1 3.7 3.9 4.1 4.4 4.7 4.5 4.2 4.0 3.9  
 
   
..PARADISE (MOUNT RAINIER - 5420 FEET)
 
 
DATE SATURDAY 05/04/24 SUNDAY 05/05/24  
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 OV OV  
CLOUD COVER (%) 90 90 85 95 95 90 90 90 90 90 90 90 100 100 95 95 100  
TEMPERATURE 37 35 36 37 37 33 32 31 30 30 31 32 32 31 30 30 30  
MAX/MIN TEMP 39 29 33 29  
WIND DIR NE NE E N W W W W NW NW W W W W W W W  
WIND (MPH) 18 18 11 2 11 13 13 17 19 21 24 26 27 33 27 28 28  
WIND GUST (MPH)  
PRECIP PROB (%) 50 60 70 100 90 80 60 60 80 90 90 90 100 100 90 90 100  
PRECIP TYPE S S S S S S S S S S S S S S S S S  
6 HOUR QPF 0.44 0.41 0.27 0.20 0.19 0.30 0.41 0.20  
6 HOUR SNOW 0.2 0.0 0.5 0.9 1.4 1.2 3.0 2.3  
12 HOUR SNOW 0.2 1.4 2.6 5.3  
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
SNOW LEVEL (KFT) 6.3 6.1 6.2 6.2 5.8 5.2 4.9 4.7 4.4 4.5 4.6 4.9 4.8 4.6 4.2 4.1 4.0  
 

 
 
--- PRECIP TYPE CODES ---  
 
CODE TYPE  
T THUNDERSTORMS  
R RAIN  
S SNOW  
I SLEET  
Z FREEZING RAIN  
 
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