657  
FWUS46 KPQR 091101  
AVGPQR  
FWUS46 KPQR 091101  
AVGPQR  
 
AVALANCHE WEATHER GUIDANCE  
NATIONAL WEATHER SERVICE PORTLAND OR  
401 AM PDT TUE SEP 9 2025  
 
   
..MOUNT ST. HELENS
 
 
DATE TUESDAY 09/09/25 WEDNESDAY 09/10/25  
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 BK BK OV BK SC SC SC BK BK BK BK BK BK BK BK  
CLOUD COVER (%) 85 80 60 65 70 50 40 35 45 55 60 60 55 55 50 55 60  
TEMPERATURE 50 50 52 53 51 50 50 50 49 50 52 52 52 49 50 50 50  
MAX/MIN TEMP 53 49 53 48  
WIND DIR N N NW W NW NW N NW N NW W W NW NW NW NW NW  
WIND (MPH) 5 4 3 4 4 4 4 4 5 4 3 4 5 4 5 5 6  
WIND GUST (MPH) 10  
PRECIP PROB (%) 40 30 30 50 40 20 10 10 10 10 40 40 30 30 20 20 20  
PRECIP TYPE R R R R R R R R R R R R R  
6 HOUR QPF 0.03 0.12 0.02 0.00 0.00 0.00 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  
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) 10.2 10.1 10.1 10.1 10.2 10.2 10.1 10.2 10.0 10.0 10.2 10.3 10.4 10.6 10.7 10.5 10.4  
 
   
..MOUNT HOOD
 
 
DATE TUESDAY 09/09/25 WEDNESDAY 09/10/25  
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 BK OV BK BK OV BK BK BK OV OV BK BK BK BK OV  
CLOUD COVER (%) 90 60 60 85 60 65 70 50 65 60 75 75 65 65 65 60 70  
TEMPERATURE 46 47 46 47 46 45 46 45 45 47 47 47 46 44 46 47 46  
MAX/MIN TEMP 49 44 49 43  
WIND DIR SW SW SW SW W W W SW SW W W W W W W W W  
WIND (MPH) 8 6 4 4 5 6 8 8 9 6 5 5 6 9 12 14 16  
WIND GUST (MPH) 13 10 10 11 12 11 13 19 23 25  
PRECIP PROB (%) 60 20 20 80 40 50 20 10 30 30 60 60 50 50 40 40 50  
PRECIP TYPE R R T R R R R R R R R R R R R R  
6 HOUR QPF 0.03 0.23 0.04 0.02 0.00 0.03 0.03 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  
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) 10.5 10.3 10.2 10.6 10.4 10.3 10.3 10.2 10.2 10.1 10.2 10.4 10.5 10.6 10.6 10.4 10.4  
 

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