


Avalanche Weather Guidance
Issued by NWS Portland, OR
Issued by NWS Portland, OR
540 FWUS46 KPQR 191201 AVGPQR FWUS46 KPQR 191201 AVGPQR Avalanche Weather Guidance National Weather Service Portland OR 401 AM PST Wed Feb 19 2025 ...Mount St. Helens... Date Wednesday 02/19/25 Thursday 02/20/25 Time (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 4a 7a 10a 1p 4p 7p 10p 1a 4a 7a 10a 1p 4p 7p 10p 1a 4a Cloud Cover OV OV OV OV OV OV OV OV OV OV OV OV BK BK BK OV Cloud Cover (%) 90 95 100 95 90 90 75 80 75 75 70 70 60 60 55 70 Temperature 31 30 31 30 29 28 27 26 26 27 30 31 29 29 29 27 Max/Min Temp 32 25 31 26 Wind Dir SE S SW SW W W W W W SW W W NE NE E E Wind (mph) 25 24 21 23 21 20 17 13 10 9 6 5 5 9 10 12 Wind Gust (mph) 52 50 40 41 39 39 33 27 19 14 12 11 18 Precip Prob (%) 40 50 90 100 90 80 70 40 60 50 60 60 20 20 10 10 20 Precip Type S S S S S S S S S S S S S S 6 Hour QPF 0.28 1.10 0.84 0.26 0.13 0.03 0.01 0.00 6 Hour Snow 1.5 8.1 7.2 2.4 1.3 0.3 0.1 0.0 12 Hour Snow 9.6 9.6 1.6 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) 4.5 4.1 4.2 3.9 3.4 3.2 3.0 2.7 2.5 2.6 3.2 3.7 3.9 4.0 3.9 4.0 ...Mount Hood... Date Wednesday 02/19/25 Thursday 02/20/25 Time (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 4a 7a 10a 1p 4p 7p 10p 1a 4a 7a 10a 1p 4p 7p 10p 1a 4a Cloud Cover OV OV OV OV OV OV OV OV BK BK BK BK BK SC SC BK Cloud Cover (%) 75 95 100 90 85 80 75 70 70 55 55 60 55 40 35 50 Temperature 27 27 28 26 23 22 21 21 21 25 28 28 25 24 24 23 Max/Min Temp 29 20 29 21 Wind Dir S SW SW W W W W W W W W W W W W NE Wind (mph) 24 25 32 37 39 41 40 32 26 19 16 12 10 10 10 11 Wind Gust (mph) 50 47 51 59 61 64 63 51 43 28 24 20 16 17 18 19 Precip Prob (%) 40 40 90 100 80 60 50 20 40 20 30 30 10 10 0 0 5 Precip Type S S S S S S S S S S S 6 Hour QPF 0.16 0.86 0.72 0.18 0.03 0.02 0.00 0.00 6 Hour Snow 1.4 8.8 8.0 2.1 0.3 0.2 0.0 0.0 12 Hour Snow 10.2 10.1 0.5 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) 5.2 4.7 4.5 4.2 3.7 3.2 2.9 2.8 2.4 2.8 3.8 4.1 4.0 3.9 3.9 3.9 $$ --- Precip Type Codes --- CODE TYPE T Thunderstorms R Rain S Snow I Sleet Z Freezing Rain