Avalanche Weather Guidance
Issued by NWS Portland, OR
Issued by NWS Portland, OR
904
FWUS46 KPQR 181101
AVGPQR
FWUS46 KPQR 181101
AVGPQR
Avalanche Weather Guidance
National Weather Service Portland OR
401 AM PDT Mon Aug 18 2025
...Mount St. Helens...
Date Monday 08/18/25 Tuesday 08/19/25
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 OV SC BK SC SC SC SC SC SC SC SC SC SC SC SC SC SC
Cloud Cover (%) 75 45 55 30 35 35 40 40 50 40 30 35 40 45 40 30 30
Temperature 46 47 49 51 53 50 48 47 46 49 54 56 57 52 50 49 48
Max/Min Temp 53 46 58 48
Wind Dir SW SW SW SW SW W SW SW SW W W NW NW NW NW N N
Wind (mph) 4 4 5 5 4 4 4 5 5 3 3 5 8 6 5 5 5
Wind Gust (mph) 10
Precip Prob (%) 0 0 0 0 0 5 5 5 0 0 0 0 5 5 5 5 0
Precip Type
6 Hour QPF 0.01 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 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) 8.0 7.9 7.8 7.8 8.0 8.1 8.2 8.5 9.3 9.9 10.5 10.9 10.7 10.8 10.8 10.5 10.2
...Mount Hood...
Date Monday 08/18/25 Tuesday 08/19/25
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 BK SC FW FW FW SC SC FW CL FW FW FW SC FW FW FW
Cloud Cover (%) 50 55 45 25 15 20 40 45 25 5 10 15 20 25 15 15 10
Temperature 46 47 48 50 51 48 46 46 45 49 53 55 55 50 48 46 45
Max/Min Temp 52 44 57 45
Wind Dir SW SW SW SW SW SW SW SW SW W W W W W W W W
Wind (mph) 9 6 5 8 11 10 6 6 5 4 3 6 11 12 11 10 10
Wind Gust (mph) 12 11 14 18 17 9 13 19 19 16
Precip Prob (%) 5 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Precip Type
6 Hour QPF 0.01 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 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) 10.9 9.7 9.3 9.3 9.3 9.1 9.1 9.2 9.5 10.0 10.2 10.3 10.2 10.2 10.1 10.3 10.3
$$
--- Precip Type Codes ---
CODE TYPE
T Thunderstorms
R Rain
S Snow
I Sleet
Z Freezing Rain