215  
FWUS46 KPQR 281101  
AVGPQR  
FWUS46 KPQR 281101  
AVGPQR  
 
AVALANCHE WEATHER GUIDANCE  
NATIONAL WEATHER SERVICE PORTLAND OR  
401 AM PDT MON APR 28 2025  
 
   
..MOUNT ST. HELENS
 
 
DATE MONDAY 04/28/25 TUESDAY 04/29/25  
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 BK SC BK BK BK OV OV OV OV OV BK SC SC SC SC SC  
CLOUD COVER (%) 55 60 45 60 65 55 70 80 90 90 75 70 45 45 35 35 30  
TEMPERATURE 33 33 36 39 39 37 37 36 36 36 36 38 39 37 34 31 30  
MAX/MIN TEMP 40 35 40 29  
WIND DIR NW NW NW NW NW NW W W W W W W W NW NW NW N  
WIND (MPH) 9 9 10 10 14 11 6 6 8 9 11 14 16 12 8 6 5  
WIND GUST (MPH) 19 18 19 21 23 18 13 14 19 24 26 20 13  
PRECIP PROB (%) 10 10 5 20 30 20 10 50 90 90 50 50 20 20 0 0 0  
PRECIP TYPE S S S R R S S S S S  
6 HOUR QPF 0.00 0.00 0.00 0.11 0.16 0.03 0.00 0.00  
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.2 0.0 0.0 0.0  
12 HOUR SNOW 0.0 0.0 0.2 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) 4.7 4.6 4.9 5.4 6.8 7.9 7.0 7.3 7.0 6.6 6.1 5.8 5.6 5.0 4.3 4.2 4.0  
 
   
..MOUNT HOOD
 
 
DATE MONDAY 04/28/25 TUESDAY 04/29/25  
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 FW BK SC BK OV OV OV OV BK BK SC SC SC SC FW  
CLOUD COVER (%) 35 35 25 60 45 60 70 80 95 90 65 65 50 50 45 35 25  
TEMPERATURE 27 31 36 37 37 34 34 34 32 33 34 34 34 33 31 29 26  
MAX/MIN TEMP 40 31 36 25  
WIND DIR NW NW NW NW W W W W W W W W W W W W W  
WIND (MPH) 21 19 16 17 26 26 21 20 20 20 23 27 28 26 19 14 11  
WIND GUST (MPH) 41 40 36 35 37 36 31 29 29 31 34 39 40 35 26 21 18  
PRECIP PROB (%) 10 10 5 5 10 10 20 20 90 90 40 40 30 30 5 5 5  
PRECIP TYPE S S S S S S S S  
6 HOUR QPF 0.00 0.00 0.00 0.01 0.12 0.02 0.01 0.00  
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.4 0.1 0.1 0.0  
12 HOUR SNOW 0.0 0.0 0.5 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) 4.8 4.9 5.6 6.3 6.9 8.0 7.9 7.0 7.3 6.9 6.8 6.6 6.2 6.0 5.0 4.8 4.5  
 

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