Major Severe Thunderstorm Event Today

A major severe weather and thunderstorm event is expected today across the Southern tier of the U.S. Tornadoes, very large hail and severe damaging wind gusts are likely across the Lower to Mid Mississippi Valley into the Mid South and South, especially from northeastern Louisiana into central Mississippi. A few of these tornadoes will be strong and intense this afternoon into the overnight hours. Read More >

Hazardous Weather Conditions

Winter Storm Warning in effect from November 29, 01:00 PM PST until November 30, 04:00 PM PST

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Current conditions at

Mt. St. Helens - Coldwater (MSH33)

Lat: 46.30333°NLon: 122.26503°WElev: 3260ft.

33°F

1°C

Humidity	91%
Wind Speed	SE 0 MPH
Barometer	NA
Dewpoint	31°F (-1°C)
Visibility	NA
Last update	29 Nov 01:00 PM PST

More Information:

Local Forecast Office More Local Wx 3 Day History Mobile Weather Hourly Weather Forecast

Extended Forecast for

2 Miles NNW Mount St Helens WA

Winter Storm Warning until November 30, 04:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning until November 30, 04:00pm

NOW until
4:00pm Wed

Winter Storm Warning
This
Afternoon

Snow and Very
Windy
High: 17 °F
Tonight

Heavy Snow
and Damaging
Winds
Low: 18 °F⇑
Wednesday

Heavy Snow
and Very
Windy
High: 24 °F⇓
Wednesday
Night

Snow and Very
Windy
Low: 18 °F
Thursday

Snow Likely
and Breezy
High: 19 °F
Thursday
Night

Heavy Snow
Low: 16 °F
Friday

Heavy Snow
and Breezy
High: 21 °F
Friday
Night

Heavy Snow
and Windy
Low: 20 °F

Detailed Forecast

This Afternoon

Snow. Steady temperature around 17. Wind chill values as low as -3. Very windy, with a south wind 25 to 30 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 3 to 7 inches possible.

Tonight

Snow. The snow could be heavy at times. Temperature rising to around 24 by 2am. Wind chill values as low as -3. Strong and damaging winds, with a south wind 47 to 55 mph. Chance of precipitation is 100%. New snow accumulation of 11 to 17 inches possible.

Wednesday

Snow. The snow could be heavy at times. Temperature falling to around 18 by 3pm. Very windy, with a west southwest wind 33 to 43 mph decreasing to 7 to 17 mph. Winds could gust as high as 47 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

Wednesday Night

Snow. Low around 18. Wind chill values as low as -3. Very windy, with a south southwest wind 30 to 34 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

Thursday

Snow likely. Mostly cloudy, with a high near 19. Breezy, with a west southwest wind 13 to 21 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of 3 to 5 inches possible.

Thursday Night

A 40 percent chance of snow. The snow could be heavy at times. Mostly cloudy, with a low around 16. New snow accumulation of 2 to 4 inches possible.

Friday

Snow, mainly after 10am. The snow could be heavy at times. High near 21. Breezy. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

Friday Night

Snow. The snow could be heavy at times. Mostly cloudy, with a low around 20. Windy.

Saturday

Snow likely, mainly before 10am. The snow could be heavy at times. Mostly cloudy, with a high near 23. Breezy.

Saturday Night

A slight chance of snow before 10pm. Mostly cloudy, with a low around 17.

Sunday

A slight chance of snow. Partly sunny, with a high near 22.

Sunday Night

A slight chance of snow. The snow could be heavy at times. Mostly cloudy, with a low around 20.

Monday

A chance of snow. The snow could be heavy at times. Mostly cloudy, with a high near 23. Breezy.