Avalanche Weather Guidance
Issued by NWS Portland, OR
Issued by NWS Portland, OR
859
FWUS46 KPQR 010630
AVGPQR
Avalanche Weather Guidance
National Weather Service Portland OR
1129 PM PDT Mon Aug 31 2026
...Mount St. Helens...
Date Tuesday 09/01/26 Wednesday 09/02/26
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 BK OV OV SC BK OV OV OV OV OV OV OV OV OV
Cloud Cover (%) 60 80 70 30 50 80 85 85 90 90 85 100 100 100
Temperature 51 47 46 47 48 49 45 47 46 44 42 41 42 42
Min/Max Temp 46 51 40 44
Wind Dir SW SW SW SW SW SW SW SW SW S S S S S
Wind (mph) 5 5 6 5 6 6 4 8 12 18 19 16 13 9
Wind Gust (mph) 11 12 12 13 21 33 34 32 29 20
Precip Prob (%) 0 0 5 5 5 10 20 40 30 50 20 50 80 100 100
Precip Type R R R R R R R R R
6 Hour QPF 0.00 0.00 0.00 0.05 0.11 0.39 0.81
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 0.0 0.0 0.0
High End Snow 0.0 0.0 0.0
6 Hour Ice 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Snow Level (kft) 10.2 9.9 9.7 9.7 9.7 9.0 8.6 8.3 8.0 7.8 7.8 7.7 7.8 7.9
...Mount Hood...
Date Tuesday 09/01/26 Wednesday 09/02/26
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 BK OV BK FW BK OV OV OV OV OV OV OV OV OV
Cloud Cover (%) 65 75 60 20 60 75 75 85 70 85 75 95 100 100
Temperature 49 46 45 45 46 47 43 45 44 42 40 37 37 36
Min/Max Temp 44 52 37 42
Wind Dir SW SW SW SW SW SW SW SW SW SW SW SW SW SW
Wind (mph) 8 8 11 10 13 20 23 21 19 12 11 9 6 8
Wind Gust (mph) 13 18 18 25 32 37 37 33 24 27 28 23 23
Precip Prob (%) 0 0 5 5 5 5 20 20 10 10 5 5 50 90 100
Precip Type S S R S S S
6 Hour QPF 0.00 0.00 0.00 0.03 0.04 0.06 0.42
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.2 1.3
12 Hour Snow 0.0 0.0 0.0 1.5
Low End Snow 0.0 0.0 0.0
High End Snow 0.0 0.1 2.0
6 Hour Ice 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Snow Level (kft) 10.2 10.0 9.7 9.7 9.7 9.5 8.7 8.4 8.0 7.7 7.9 8.0 8.3 8.2
$$
--- Precip Type Codes ---
CODE TYPE
T Thunderstorms
R Rain
S Snow
I Sleet
Z Freezing Rain