


Avalanche Weather Guidance
Issued by NWS Portland, OR
Issued by NWS Portland, OR
733 FWUS46 KPQR 121101 AVGPQR FWUS46 KPQR 121101 AVGPQR Avalanche Weather Guidance National Weather Service Portland OR 401 AM PDT Sun Oct 12 2025 ...Mount St. Helens... Date Sunday 10/12/25 Monday 10/13/25 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 OV OV OV OV OV OV OV OV SC SC FW FW FW FW FW Cloud Cover (%) 90 95 90 95 95 90 80 70 75 75 50 50 15 10 10 5 10 Temperature 33 32 31 31 31 30 30 29 30 30 33 35 35 32 32 32 33 Max/Min Temp 33 29 35 31 Wind Dir W W W W W W SE E E NE NE NE NE NE NE NE NE Wind (mph) 17 13 9 5 3 2 4 6 10 12 10 8 6 10 14 14 13 Wind Gust (mph) 29 24 17 12 18 20 19 16 13 21 21 20 Precip Prob (%) 50 90 80 90 90 60 50 60 60 60 20 20 5 5 0 0 5 Precip Type S S S S S S S S S S R R 6 Hour QPF 0.31 0.40 0.14 0.06 0.04 0.00 0.00 0.00 6 Hour Snow 2.1 2.7 0.9 0.5 0.3 0.0 0.0 0.0 12 Hour Snow 4.8 1.4 0.3 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) 4.6 4.5 4.4 4.6 4.4 4.0 3.8 3.7 3.8 3.7 4.0 4.4 4.4 4.5 4.8 5.2 5.3 ...Mount Hood... Date Sunday 10/12/25 Monday 10/13/25 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 OV OV OV OV OV OV OV OV OV OV OV BK SC SC SC Cloud Cover (%) 90 90 100 95 90 100 85 75 95 95 75 75 70 55 45 30 25 Temperature 29 29 26 26 26 26 26 24 25 27 25 24 26 25 28 28 27 Max/Min Temp 29 23 28 25 Wind Dir W W W SW W W W SE E E E E E E E E E Wind (mph) 31 21 16 10 6 4 3 5 12 18 19 17 16 19 23 23 21 Wind Gust (mph) 49 34 25 19 13 21 28 29 27 27 32 39 36 33 Precip Prob (%) 50 80 100 90 90 100 80 60 90 90 60 60 30 30 10 10 10 Precip Type S S S S S S S S S S S S S S 6 Hour QPF 0.44 0.78 0.41 0.11 0.30 0.13 0.01 0.00 6 Hour Snow 4.3 8.1 4.3 1.2 3.2 1.3 0.1 0.0 12 Hour Snow 12.4 5.5 4.5 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) 4.9 4.9 4.9 4.9 4.9 4.5 4.2 3.9 3.9 4.1 4.0 4.1 4.0 4.1 4.2 4.0 3.7 $$ --- Precip Type Codes --- CODE TYPE T Thunderstorms R Rain S Snow I Sleet Z Freezing Rain