Avalanche Weather Guidance
Issued by NWS Portland, OR
Issued by NWS Portland, OR
704
FWUS46 KPQR 121101
AVGPQR
FWUS46 KPQR 121101
AVGPQR
Avalanche Weather Guidance
National Weather Service Portland OR
401 AM PDT Wed Mar 12 2025
...Mount St. Helens...
Date Wednesday 03/12/25 Thursday 03/13/25
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 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
Cloud Cover (%) 90 100 85 80 85 85 85 85 100 100 100 100 100 100 85 85 85
Temperature 28 29 29 30 30 29 28 26 24 24 23 23 23 24 22 23 22
Max/Min Temp 31 22 25 22
Wind Dir S S S S SW SW W W W W SW SW W SW SW S SE
Wind (mph) 14 13 13 12 10 9 10 12 13 13 14 16 16 11 9 10 12
Wind Gust (mph) 27 25 25 24 17 14 18 23 24 24 27 29 29 20 16 17 23
Precip Prob (%) 80 100 80 50 40 80 80 80 100 100 100 100 100 100 80 80 80
Precip Type S S S S S S S S S S S S S S S S S
6 Hour QPF 0.75 0.47 0.25 0.17 0.26 0.35 0.14 0.11
6 Hour Snow 7.9 4.7 2.0 1.7 3.0 4.0 1.6 1.3
12 Hour Snow 12.6 3.7 7.0 2.9
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) 3.6 3.6 3.6 4.0 4.0 3.7 3.2 2.4 1.9 1.7 1.5 1.7 1.9 1.5 1.2 1.3 1.2
...Mount Hood...
Date Wednesday 03/12/25 Thursday 03/13/25
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 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
Cloud Cover (%) 85 95 100 80 90 85 85 85 95 95 100 100 100 100 80 80 85
Temperature 25 26 27 27 26 24 22 19 19 17 17 18 18 18 16 16 15
Max/Min Temp 28 15 22 15
Wind Dir SW SW SW SW SW W W W W W W W W W SW SW S
Wind (mph) 10 10 10 10 10 13 20 27 31 29 29 34 34 25 17 12 11
Wind Gust (mph) 19 19 19 19 19 25 34 43 47 47 47 51 51 41 31 25 23
Precip Prob (%) 40 90 100 60 80 50 80 70 90 90 100 100 100 100 70 70 80
Precip Type S S S S S S S S S S S S S S S S S
6 Hour QPF 0.39 0.30 0.32 0.33 0.23 0.23 0.14 0.07
6 Hour Snow 5.5 4.1 3.3 3.8 2.8 2.8 1.6 0.8
12 Hour Snow 9.6 7.1 5.6 2.4
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) 4.2 4.3 4.5 4.6 4.5 3.9 3.2 2.3 2.0 1.7 1.4 1.8 1.7 1.5 1.2 1.2 1.1
$$
--- Precip Type Codes ---
CODE TYPE
T Thunderstorms
R Rain
S Snow
I Sleet
Z Freezing Rain