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 012106
AVGPQR
Avalanche Weather Guidance
National Weather Service Portland OR
105 PM PST Sun Mar 1 2026
...Mount St. Helens...
Date Monday 03/02/26 Tuesday 03/03/26
Time (LT) 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
4p 7p 10p 1a 4a 7a 10a 1p 4p 7p 10p 1a 4a 7a 10a 1p 4p
Cloud Cover OV BK OV SC SC SC FW SC BK BK OV OV OV OV OV OV OV
Cloud Cover (%) 75 70 70 50 35 25 25 30 55 55 80 80 80 85 100 100 100
Temperature 41 37 34 34 33 32 38 40 40 36 36 35 35 35 35 35 35
Min/Max Temp 32 40 34 36
Wind Dir NW N NE NE N N NW W SW SW SW SW S S S SW SW
Wind (mph) 8 6 8 6 6 5 4 9 9 6 8 9 10 10 12 13 13
Wind Gust (mph) 13 16 16 12 17 17 20 24 23
Precip Prob (%) 5 5 5 5 10 10 10 20 40 40 30 30 70 70 100 100 100
Precip Type S S S S S S S S S S
6 Hour QPF 0.00 0.00 0.00 0.00 0.03 0.06 0.29 0.22
6 Hour Snow 0.0 0.0 0.0 0.0 0.0 0.2 1.2 1.0
12 Hour Snow 0.0 0.0 0.2 2.2
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.0 0.0 0.2 2.3
6 Hour Ice 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Snow Level (kft) 5.7 5.5 5.2 4.9 4.6 4.3 4.5 5.3 5.7 5.8 5.7 5.4 5.3 5.0 4.9 4.9 4.9
...Mount Hood...
Date Monday 03/02/26 Tuesday 03/03/26
Time (LT) 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
4p 7p 10p 1a 4a 7a 10a 1p 4p 7p 10p 1a 4a 7a 10a 1p 4p
Cloud Cover OV OV OV OV OV BK BK BK BK BK BK BK OV OV OV OV OV
Cloud Cover (%) 85 85 85 85 85 65 50 50 50 50 55 60 75 80 85 85 90
Temperature 37 32 32 31 30 29 35 36 36 31 30 31 31 31 34 33 33
Min/Max Temp 29 38 29 35
Wind Dir W NE N W NW NW NW NW W W SW SW SW SW SW W W
Wind (mph) 9 5 5 6 9 10 12 14 16 11 12 11 11 11 12 17 19
Wind Gust (mph) 16 11 11 12 14 17 19 23 24 18 19 18 18 18 23 28 32
Precip Prob (%) 30 30 30 20 30 30 30 30 30 30 30 30 50 50 80 80 90
Precip Type S S S S S S S S S S S S S S S S S
6 Hour QPF 0.01 0.02 0.01 0.02 0.02 0.00 0.10 0.10
6 Hour Snow 0.1 0.1 0.1 0.1 0.1 0.0 0.6 0.6
12 Hour Snow 0.2 0.2 0.1 1.2
Low End Snow 0.0 0.0 0.0 0.0
High End Snow 0.2 0.2 0.1 1.3
6 Hour Ice 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Snow Level (kft) 6.9 6.8 6.5 6.1 5.7 5.4 5.6 6.2 6.2 5.8 5.7 5.6 5.6 5.4 5.3 5.3 5.2
$$
--- Precip Type Codes ---
CODE TYPE
T Thunderstorms
R Rain
S Snow
I Sleet
Z Freezing Rain
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