560  
FWUS46 KPQR 091101  
AVGPQR  
FWUS46 KPQR 091101  
AVGPQR  
 
AVALANCHE WEATHER GUIDANCE  
NATIONAL WEATHER SERVICE PORTLAND OR  
401 AM PDT FRI MAY 9 2025  
 
   
..MOUNT ST. HELENS
 
 
DATE FRIDAY 05/09/25 SATURDAY 05/10/25  
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 BK SC SC SC BK BK BK OV OV OV BK BK OV OV OV OV OV  
CLOUD COVER (%) 50 35 35 50 65 60 65 80 75 70 60 70 80 85 70 75 75  
TEMPERATURE 38 43 50 53 52 47 44 42 40 41 43 43 42 41 38 36 35  
MAX/MIN TEMP 53 38 45 35  
WIND DIR S S S SW SW W SW SW SW W SW W W W NW W SW  
WIND (MPH) 8 5 5 9 10 8 5 4 4 5 11 12 12 10 5 5 5  
WIND GUST (MPH) 12 17 17 18 21 20 17  
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 5 5 20 20 20 20 40  
PRECIP TYPE S S S S S  
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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) 5.3 5.5 6.4 6.7 6.7 6.6 6.4 6.3 6.0 5.3 5.1 5.9 6.2 5.9 5.5 5.1 4.8  
 
   
..MOUNT HOOD
 
 
DATE FRIDAY 05/09/25 SATURDAY 05/10/25  
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 SC BK SC SC BK BK BK OV BK OV BK BK OV OV OV OV OV  
CLOUD COVER (%) 40 55 45 40 55 50 65 75 70 75 65 65 75 80 70 70 80  
TEMPERATURE 37 43 48 52 50 44 42 40 38 39 42 42 39 37 35 33 32  
MAX/MIN TEMP 53 36 44 32  
WIND DIR SW SW SW SW SW SW SW SW SW W W W W W W W W  
WIND (MPH) 8 5 8 9 13 13 10 11 12 13 17 20 26 23 13 11 10  
WIND GUST (MPH) 13 11 16 19 23 20 16 17 19 21 26 32 35 33 21 17 16  
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 5 5 10 10 20 20 60  
PRECIP TYPE S S S  
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.01  
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) 6.9 6.9 7.3 8.1 8.1 7.3 6.9 6.6 6.6 6.1 6.1 6.6 6.7 6.5 6.1 5.6 5.2  
 

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