


Avalanche Weather Guidance
Issued by NWS Portland, OR
Issued by NWS Portland, OR
553 FWUS46 KPQR 312301 AVGPQR FWUS46 KPQR 312301 AVGPQR Avalanche Weather Guidance National Weather Service Portland OR 401 PM PDT Sun Aug 31 2025 ...Mount St. Helens... Date Sunday 08/31/25 Monday 09/01/25 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 FW FW SC FW FW FW SC SC SC SC BK SC SC Cloud Cover (%) 20 15 25 25 25 20 35 35 45 45 50 35 25 Temperature 61 56 53 53 52 53 58 60 61 56 55 56 55 Max/Min Temp 62 51 61 54 Wind Dir SW SW SW SW SW SW S SW SW NW NE NE NE Wind (mph) 4 3 4 4 4 3 3 4 4 3 5 6 8 Wind Gust (mph) Precip Prob (%) 0 0 0 5 5 0 0 0 0 0 0 0 0 Precip Type 6 Hour QPF 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 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 Snow Level (kft) 10.2 10.1 10.2 10.3 10.4 10.8 10.6 10.4 10.5 10.6 10.9 11.3 11.7 ...Mount Hood... Date Sunday 08/31/25 Monday 09/01/25 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 BK SC FW SC SC FW SC SC SC FW FW Cloud Cover (%) 50 45 55 25 25 35 35 15 30 35 25 10 20 Temperature 59 54 52 51 49 52 57 60 60 54 53 53 53 Max/Min Temp 61 49 61 52 Wind Dir SW SW SW SW SW S S S SW W W SW S Wind (mph) 8 8 8 8 8 5 3 3 4 5 5 5 5 Wind Gust (mph) 13 13 Precip Prob (%) 5 5 5 5 0 0 0 0 0 0 5 5 0 Precip Type 6 Hour QPF 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 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 Snow Level (kft) 10.9 11.7 11.7 11.4 11.1 10.8 10.6 10.7 11.6 11.6 11.4 11.5 11.6 $$ --- Precip Type Codes --- CODE TYPE T Thunderstorms R Rain S Snow I Sleet Z Freezing Rain