Avalanche Weather Guidance
Issued by NWS Portland, OR
Issued by NWS Portland, OR
666
FWUS46 KPQR 161101
AVGPQR
FWUS46 KPQR 161101
AVGPQR
Avalanche Weather Guidance
National Weather Service Portland OR
401 AM PDT Sat Aug 16 2025
...Mount St. Helens...
Date Saturday 08/16/25 Sunday 08/17/25
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 SC BK BK OV BK BK BK SC BK BK BK OV OV BK BK
Cloud Cover (%) 85 40 30 65 55 75 55 55 60 45 55 60 70 75 85 70 55
Temperature 50 48 48 49 51 49 47 47 46 47 48 51 52 50 48 49 47
Max/Min Temp 52 45 53 47
Wind Dir W W W W W W W SW W W W W W NW NW NW W
Wind (mph) 12 10 6 6 5 4 3 4 5 4 3 3 4 3 3 4 4
Wind Gust (mph) 21 17 13
Precip Prob (%) 40 0 5 10 5 20 0 5 5 5 0 0 0 0 5 5 5
Precip Type R R
6 Hour QPF 0.05 0.00 0.00 0.01 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) 9.8 8.1 8.8 8.9 8.8 8.4 8.2 7.8 7.5 7.5 7.5 7.8 8.1 7.8 7.7 7.9 7.8
...Mount Hood...
Date Saturday 08/16/25 Sunday 08/17/25
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 OV BK SC SC FW SC FW FW FW FW SC SC BK BK BK SC
Cloud Cover (%) 95 85 55 45 45 25 40 25 25 15 20 35 45 70 65 55 45
Temperature 50 48 45 47 50 47 45 44 43 46 48 51 51 48 47 47 45
Max/Min Temp 51 43 53 45
Wind Dir W W SW SW SW W SW SW SW W W W W W W W W
Wind (mph) 13 11 10 10 12 10 9 8 6 5 4 4 8 8 5 6 6
Wind Gust (mph) 23 19 18 19 20 17 13 10 11 13
Precip Prob (%) 80 40 20 5 0 0 5 5 5 5 0 0 0 0 10 10 5
Precip Type R S S
6 Hour QPF 0.58 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) 12.3 10.6 9.3 9.0 8.7 8.5 8.4 8.1 7.8 7.7 8.0 8.6 8.9 8.7 8.7 9.3 9.4
$$
--- Precip Type Codes ---
CODE TYPE
T Thunderstorms
R Rain
S Snow
I Sleet
Z Freezing Rain