Avalanche Weather Guidance
Issued by NWS Portland, OR
Issued by NWS Portland, OR
863
FWUS46 KPQR 131101
AVGPQR
FWUS46 KPQR 131101
AVGPQR
Avalanche Weather Guidance
National Weather Service Portland OR
401 AM PDT Tue May 13 2025
...Mount St. Helens...
Date Tuesday 05/13/25 Wednesday 05/14/25
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 BK BK BK OV OV OV BK OV OV OV OV BK OV OV BK BK BK
Cloud Cover (%) 65 65 65 75 80 80 65 80 90 90 75 70 70 75 65 65 65
Temperature 33 35 37 38 38 37 35 33 34 34 34 35 36 35 32 31 31
Max/Min Temp 39 32 36 30
Wind Dir NW NW NW NW W W NW W W W W W W W W W W
Wind (mph) 9 9 11 12 14 14 14 11 11 12 14 16 17 17 11 9 5
Wind Gust (mph) 14 16 19 21 24 25 23 19 18 20 24 26 27 26 19 14 11
Precip Prob (%) 5 10 10 20 30 10 5 40 70 70 40 40 10 10 0 0 5
Precip Type S S S S S S S
6 Hour QPF 0.00 0.02 0.01 0.07 0.08 0.03 0.00 0.00
6 Hour Snow 0.0 0.0 0.0 0.3 0.3 0.1 0.0 0.0
12 Hour Snow 0.0 0.3 0.4 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) 5.2 5.3 5.7 6.3 6.6 6.2 4.7 5.3 5.0 4.7 4.7 4.8 4.8 4.3 3.8 3.8 3.9
...Mount Hood...
Date Tuesday 05/13/25 Wednesday 05/14/25
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 BK OV BK BK OV OV OV BK OV OV BK BK BK BK BK BK BK
Cloud Cover (%) 65 75 65 65 80 85 70 65 90 90 65 65 65 65 60 55 55
Temperature 28 29 30 31 31 32 31 29 29 30 29 30 29 29 28 28 26
Max/Min Temp 33 27 32 25
Wind Dir W NW NW NW W W W W W W W W W W W W W
Wind (mph) 26 28 27 29 31 34 35 33 28 31 29 31 32 31 26 24 19
Wind Gust (mph) 36 39 39 41 41 44 46 44 40 42 42 43 42 41 35 32 27
Precip Prob (%) 10 30 40 40 50 30 10 20 70 70 40 40 20 20 5 5 5
Precip Type S S S S S S S S S S S S
6 Hour QPF 0.04 0.04 0.11 0.03 0.09 0.04 0.02 0.00
6 Hour Snow 0.3 0.2 0.3 0.2 0.6 0.2 0.1 0.0
12 Hour Snow 0.5 0.5 0.8 0.1
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) 5.1 5.1 5.4 6.0 6.5 6.4 5.4 5.0 5.2 5.2 5.1 5.1 5.2 4.8 4.1 3.8 3.7
$$
--- Precip Type Codes ---
CODE TYPE
T Thunderstorms
R Rain
S Snow
I Sleet
Z Freezing Rain