A large high pressure system will usher in cold air for this first day of March across the northern Plains, Great Lakes, Northeast and mid-Atlantic. Some wintry precipitation may evolve across the mid-Mississippi Valley, Ohio Valley and mid-Atlantic through Monday. Meanwhile, record warmth will spread across the Southwest, southern Plains through early this week. Read More >
FWUS46 KPQR 020905
AVGPQR
Avalanche Weather Guidance
National Weather Service Portland OR
104 AM PST Mon Mar 2 2026
...Mount St. Helens...
Date Monday 03/02/26 Tuesday 03/03/26
Time (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4a 7a 10a 1p 4p 7p 10p 1a 4a 7a 10a 1p 4p 7p 10p 1a 4a
Cloud Cover FW FW FW FW SC SC OV OV OV OV OV OV OV OV OV OV OV
Cloud Cover (%) 15 15 20 25 45 45 80 80 90 85 100 100 100 100 100 100 100
Temperature 32 31 37 40 40 36 34 35 34 36 35 34 34 35 35 37 35
Max/Min Temp 40 33 36 33
Wind Dir N NW W W SW SW SW SW SW S SW SW SW SW SW SW SW
Wind (mph) 8 6 4 9 10 6 8 9 10 10 11 12 12 11 12 12 13
Wind Gust (mph) 16 17 12 16 17 19 23 20 20 20 21 23
Precip Prob (%) 5 5 10 10 5 10 10 10 70 70 100 100 100 100 100 100 100
Precip Type S S S S S S S S S
6 Hour QPF 0.00 0.00 0.00 0.05 0.18 0.33 0.49 0.54
6 Hour Snow 0.0 0.0 0.0 0.1 0.7 1.5 2.6 3.3
12 Hour Snow 0.0 0.1 2.2 5.9
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.2 2.6 7.1
6 Hour Ice 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Snow Level (kft) 4.7 4.6 4.8 5.4 5.6 5.6 5.6 5.4 5.5 5.3 5.2 5.0 5.1 4.9 4.8 4.8 4.4
...Mount Hood...
Date Monday 03/02/26 Tuesday 03/03/26
Time (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4a 7a 10a 1p 4p 7p 10p 1a 4a 7a 10a 1p 4p 7p 10p 1a 4a
Cloud Cover OV SC SC SC SC SC BK BK OV OV OV OV OV OV OV OV OV
Cloud Cover (%) 75 45 40 40 40 35 55 50 80 80 85 85 90 90 100 100 100
Temperature 29 28 35 36 36 33 31 31 30 30 33 32 32 32 32 32 31
Max/Min Temp 37 28 34 28
Wind Dir NW NW NW W W SW SW SW SW SW SW W W W W SW SW
Wind (mph) 8 10 11 13 16 10 11 11 11 11 12 16 18 16 16 17 19
Wind Gust (mph) 13 16 18 21 24 17 18 18 18 18 21 27 29 26 27 28 31
Precip Prob (%) 30 20 20 20 20 0 20 5 50 50 80 80 90 90 100 100 100
Precip Type S S S S S S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.00 0.00 0.02 0.12 0.26 0.32
6 Hour Snow 0.0 0.0 0.0 0.0 0.1 1.0 2.4 3.2
12 Hour Snow 0.0 0.0 1.1 5.6
Low End Snow 0.0 0.0 0.0 0.6
High End Snow 0.2 0.1 1.5 6.4
6 Hour Ice 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Snow Level (kft) 5.9 5.6 5.7 6.1 6.1 5.7 5.6 5.7 5.7 5.6 5.6 5.6 5.5 5.3 5.1 5.0 4.7
$$
--- Precip Type Codes ---
CODE TYPE
T Thunderstorms
R Rain
S Snow
I Sleet
Z Freezing Rain
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