


Avalanche Weather Guidance
Issued by NWS Portland, OR
Issued by NWS Portland, OR
131 FWUS46 KPQR 031101 AVGPQR FWUS46 KPQR 031101 AVGPQR Avalanche Weather Guidance National Weather Service Portland OR 401 AM PDT Wed Sep 3 2025 ...Mount St. Helens... Date Wednesday 09/03/25 Thursday 09/04/25 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 FW SC SC SC BK OV OV SC FW FW FW FW FW FW FW FW Cloud Cover (%) 40 20 25 45 45 60 80 75 50 25 25 15 15 15 15 15 25 Temperature 65 65 72 71 70 63 62 62 62 62 68 69 68 61 60 60 60 Max/Min Temp 73 60 69 58 Wind Dir NE NE E SW NW SW W S SE W W W W W W SW SW Wind (mph) 9 6 3 4 4 3 4 5 5 4 2 4 4 3 4 5 5 Wind Gust (mph) 10 Precip Prob (%) 0 0 0 5 10 10 20 10 10 10 10 10 10 10 10 10 10 Precip Type T R 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) 12.5 12.4 12.4 12.3 12.4 12.3 12.2 12.4 12.4 12.2 12.2 12.2 11.8 11.6 11.5 11.7 11.5 ...Mount Hood... Date Wednesday 09/03/25 Thursday 09/04/25 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 BK BK OV OV SC SC SC SC SC SC SC SC SC BK Cloud Cover (%) 55 35 40 60 60 85 80 50 45 35 25 25 35 35 30 30 50 Temperature 61 64 67 68 66 60 60 59 58 60 65 66 64 58 57 57 57 Max/Min Temp 69 56 67 55 Wind Dir NE E SE SE SE SW SE S SW SW W W W W SW SW SW Wind (mph) 5 5 3 3 3 5 6 6 6 5 3 4 5 5 6 8 8 Wind Gust (mph) 9 9 10 11 Precip Prob (%) 5 5 5 5 20 20 20 10 20 20 20 20 20 20 20 20 30 Precip Type T T T R R R T T T T R R 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) 12.6 12.6 12.7 12.7 12.8 12.8 12.9 12.7 12.6 12.4 12.2 12.5 12.3 12.3 12.4 12.1 12.1 $$ --- Precip Type Codes --- CODE TYPE T Thunderstorms R Rain S Snow I Sleet Z Freezing Rain