Avalanche Weather Guidance
Issued by NWS Portland, OR
Issued by NWS Portland, OR
854
FWUS46 KPQR 121830
AVGPQR
Avalanche Weather Guidance
National Weather Service Portland OR
1130 AM PDT Sat Sep 12 2026
...Mount St. Helens...
Date Sunday 09/13/26 Monday 09/14/26
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 OV OV OV OV OV OV OV OV OV OV OV OV OV BK SC SC SC
Cloud Cover (%) 90 85 95 95 90 95 100 95 85 75 80 80 70 60 40 35 40
Temperature 45 41 42 42 40 39 38 40 42 40 41 42 41 39 41 45 45
Min/Max Temp 38 42 39 45
Wind Dir SE SE SW SW W W W W W W W W W NW W NW NW
Wind (mph) 2 3 4 8 12 13 10 6 3 4 5 6 6 5 2 3 3
Wind Gust (mph) 14 20 24 19 12 10 10 11 12
Precip Prob (%) 80 70 90 90 80 90 100 70 40 20 0 0 0 0 0 0 0
Precip Type R R R S S R R R R S
6 Hour QPF 0.27 0.27 0.49 0.16 0.02 0.00 0.00 0.00
6 Hour Snow 0.0 0.0 0.1 0.0 0.0 0.0 0.0 0.0
12 Hour Snow 0.0 0.1 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) 7.9 7.6 7.2 6.5 6.3 6.5 7.0 7.5 7.4 7.0 6.4 6.2 6.3 6.3 7.2 8.2 8.3
...Mount Hood...
Date Sunday 09/13/26 Monday 09/14/26
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 OV OV OV OV OV OV OV OV OV BK BK BK BK SC FW FW FW
Cloud Cover (%) 100 85 80 85 90 95 90 95 85 70 60 55 50 35 10 10 15
Temperature 38 35 35 35 34 33 30 32 33 36 37 37 36 33 35 41 42
Min/Max Temp 29 37 32 42
Wind Dir SW SW SW SW W W W W W W W W W W W W W
Wind (mph) 4 5 9 19 24 21 18 14 13 18 21 19 16 10 5 4 5
Wind Gust (mph) 13 11 16 34 41 37 33 28 28 35 36 34 28 19 13 16 13
Precip Prob (%) 100 80 70 40 50 50 70 70 30 10 0 5 0 0 0 0 0
Precip Type S S S S S S S S S
6 Hour QPF 0.25 0.13 0.13 0.11 0.01 0.00 0.00 0.00
6 Hour Snow 0.8 0.8 0.8 0.5 0.1 0.0 0.0 0.0
12 Hour Snow 1.6 1.3 0.1 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) 8.1 7.4 6.8 6.3 6.1 6.2 6.6 7.3 7.6 7.5 7.1 6.6 6.4 6.3 7.2 8.0 8.2
$$
--- Precip Type Codes ---
CODE TYPE
T Thunderstorms
R Rain
S Snow
I Sleet
Z Freezing Rain