007  
FWUS46 KPQR 271101  
AVGPQR  
FWUS46 KPQR 271101  
AVGPQR  
 
AVALANCHE WEATHER GUIDANCE  
NATIONAL WEATHER SERVICE PORTLAND OR  
401 AM PDT SUN APR 27 2025  
 
   
..MOUNT ST. HELENS  
 
DATE SUNDAY 04/27/25 MONDAY 04/28/25  
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 SC SC BK BK SC SC SC BK BK BK BK BK OV OV OV  
CLOUD COVER (%) 45 45 45 40 55 55 40 45 45 55 55 60 65 70 80 80 85  
TEMPERATURE 32 33 36 38 38 36 34 34 33 34 37 40 40 38 37 36 35  
MAX/MIN TEMP 39 31 41 35  
WIND DIR NW NW NW NW NW NW NW NW NW W W W W W W W W  
WIND (MPH) 8 10 12 13 18 16 12 10 9 8 10 12 14 11 6 5 6  
WIND GUST (MPH) 17 25 26 27 29 27 20 16 14 13 17 23 24 19 12  
PRECIP PROB (%) 0 5 10 5 10 10 10 5 10 10 20 20 30 30 70 70 80  
PRECIP TYPE S S S S R R S  
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.06  
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  
LOW END SNOW MM MM MM MM  
HIGH END SNOW MM MM MM MM  
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
SNOW LEVEL (KFT) 3.8 4.3 4.9 5.3 5.5 5.2 5.1 4.9 4.8 4.9 5.3 5.6 6.2 7.0 7.5 6.9 6.6  
 
   
..MOUNT HOOD  
 
DATE SUNDAY 04/27/25 MONDAY 04/28/25  
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 FW SC FW FW SC BK SC SC SC FW SC SC BK BK BK OV OV  
CLOUD COVER (%) 25 35 15 25 35 50 40 30 30 25 35 50 55 55 65 70 85  
TEMPERATURE 28 29 33 33 31 29 29 28 28 32 36 39 39 34 33 33 31  
MAX/MIN TEMP 35 27 40 30  
WIND DIR W NW NW NW W NW NW NW NW W W W W W W W W  
WIND (MPH) 20 20 23 26 34 35 33 29 26 25 21 24 26 26 23 20 19  
WIND GUST (MPH) 40 42 44 49 46 47 43 40 35 34 32 34 36 36 31 29 27  
PRECIP PROB (%) 0 10 5 5 10 20 5 5 10 10 5 5 20 20 50 50 70  
PRECIP TYPE S S S S S S  
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.03  
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1  
12 HOUR SNOW 0.0 0.0 0.0 0.1  
LOW END SNOW MM MM MM MM  
HIGH END SNOW MM MM MM MM  
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00  
SNOW LEVEL (KFT) 3.9 3.9 4.7 5.1 5.4 5.4 5.0 4.9 4.8 5.2 5.8 6.5 7.0 7.3 7.8 7.5 7.2  
 
 
 
--- PRECIP TYPE CODES ---  
 
CODE TYPE  
T THUNDERSTORMS  
R RAIN  
S SNOW  
I SLEET  
Z FREEZING RAIN  
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