Avalanche Weather Guidance
Issued by NWS Portland, OR
Issued by NWS Portland, OR
081
FWUS46 KPQR 202104
AVGPQR
Avalanche Weather Guidance
National Weather Service Portland OR
203 PM PDT Thu Aug 20 2026
...Mount St. Helens...
Date Friday 08/21/26 Saturday 08/22/26
Time (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p
Cloud Cover FW FW FW SC OV OV OV OV OV OV OV OV OV BK SC SC SC
Cloud Cover (%) 5 5 20 25 70 80 70 95 100 95 75 70 75 60 30 35 30
Temperature 68 64 62 62 61 63 67 67 64 60 60 58 54 52 52 53 53
Min/Max Temp 60 68 51 55
Wind Dir W SW SW SW SW S SE S SW SW SW SW SW SW SW SW W
Wind (mph) 3 2 4 5 5 4 3 4 2 2 3 5 6 8 6 8 6
Wind Gust (mph) 8 13 13 13 12
Precip Prob (%) 0 0 0 0 0 0 0 5 10 10 30 30 20 20 0 0 5
Precip Type R R R R
6 Hour QPF 0.00 0.00 0.00 0.00 0.00 0.01 0.05 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 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.0 0.0
6 Hour Ice 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Snow Level (kft) 11.1 11.1 11.3 12.4 12.5 12.4 12.5 12.8 12.6 12.6 12.7 12.5 12.2 11.8 11.0 10.1 9.3
...Mount Hood...
Date Friday 08/21/26 Saturday 08/22/26
Time (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5p 8p 11p 2a 5a 8a 11a 2p 5p 8p 11p 2a 5a 8a 11a 2p 5p
Cloud Cover CL FW BK OV OV OV OV OV OV OV OV BK BK FW FW FW FW
Cloud Cover (%) 5 15 55 90 80 80 70 85 95 95 70 55 55 15 10 5 10
Temperature 68 62 63 62 62 65 66 66 63 58 60 56 54 53 52 53 52
Min/Max Temp 60 67 52 55
Wind Dir SW SW SW SW SE SE S SW W W SW SW SW W W W W
Wind (mph) 6 3 4 4 3 5 4 3 4 8 10 12 12 12 11 16 19
Wind Gust (mph) 14 9 11 12 11 14 18 20 20 19 20 26 32
Precip Prob (%) 0 0 0 0 0 0 5 5 10 10 30 30 5 5 0 0 5
Precip Type 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 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.0 0.0
6 Hour Ice 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Snow Level (kft) 12.0 12.3 12.8 12.8 12.7 12.8 12.8 12.6 12.9 12.9 12.9 12.7 12.2 11.5 10.7 9.8 9.7
$$
--- Precip Type Codes ---
CODE TYPE
T Thunderstorms
R Rain
S Snow
I Sleet
Z Freezing Rain