National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Inclement Weather in the Pacific Northwest; Severe Thunderstorms in the Southeast; Impending Winter Storm

An approaching storm will bring rain and high elevation snow to Pacific Northwest through the weekend. Isolated severe thunderstorms are possible across parts of the Southeast today into this evening as a low strengthens over the Southeast. This system will form into a winter storm on Sunday that will bring heavy snow, high winds, and coastal flooding to the Mid-Atlantic and Northeast into Monday. Read More >

Current conditions at

CANYON CREEK (CYFW1)

Lat: 45.92944°NLon: 122.20278°WElev: 2592.0ft.

NA

31°F

-1°C

Humidity 79%
Wind Speed ESE 8 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Wind Chill24°F (-4°C)
Last update 21 Feb 03:52 AM PST
Extended Forecast for

Mount St Helens WA

  • Tonight

    Tonight: Snow, mainly after 1am. The snow could be heavy at times. Low around 24. Very windy, with a south southeast wind around 32 mph, with gusts as high as 44 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 3 to 5 inches possible.

    Low: 24 °F

    Very Windy.
    Chance Snow
    then Heavy
    Snow

  • Sunday

    Sunday: Snow before 5pm, then snow likely, possibly mixed with sleet. The snow could be heavy at times. High near 29. Windy, with a south wind 21 to 25 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 7 to 11 inches possible.

    High: 29 °F

    Heavy Snow
    and Windy
    then
    Snow/Sleet
    and Breezy

  • Sunday Night

    Sunday Night: Snow, possibly mixed with sleet, becoming all snow after 8pm. The snow could be heavy at times. Low around 28. Breezy, with a south wind 16 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 9 to 13 inches possible.

    Low: 28 °F

    Breezy.
    Snow/Sleet
    then Heavy
    Snow

  • Monday

    Monday: Snow. The snow could be heavy at times. High near 30. South wind 11 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.

    High: 30 °F

    Heavy Snow

  • Monday Night

    Monday Night: Snow. The snow could be heavy at times. Low around 26. North wind around 11 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    Low: 26 °F

    Heavy Snow

  • Tuesday

    Tuesday: Snow. The snow could be heavy at times. High near 29. Breezy. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    High: 29 °F

    Heavy Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: Snow. The snow could be heavy at times. Low around 24. Breezy. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

    Low: 24 °F

    Heavy Snow
    and Breezy

  • Wednesday

    Wednesday: Snow. Mostly cloudy, with a high near 28. Breezy.

    High: 28 °F

    Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 10pm. Mostly cloudy, with a low around 21. Breezy.

    Low: 21 °F

    Snow Likely
    and Breezy

Detailed Forecast

Tonight
Snow, mainly after 1am. The snow could be heavy at times. Low around 24. Very windy, with a south southeast wind around 32 mph, with gusts as high as 44 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 3 to 5 inches possible.
Sunday
Snow before 5pm, then snow likely, possibly mixed with sleet. The snow could be heavy at times. High near 29. Windy, with a south wind 21 to 25 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 7 to 11 inches possible.
Sunday Night
Snow, possibly mixed with sleet, becoming all snow after 8pm. The snow could be heavy at times. Low around 28. Breezy, with a south wind 16 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 9 to 13 inches possible.
Monday
Snow. The snow could be heavy at times. High near 30. South wind 11 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.
Monday Night
Snow. The snow could be heavy at times. Low around 26. North wind around 11 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Tuesday
Snow. The snow could be heavy at times. High near 29. Breezy. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Tuesday Night
Snow. The snow could be heavy at times. Low around 24. Breezy. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.
Wednesday
Snow. Mostly cloudy, with a high near 28. Breezy.
Wednesday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 21. Breezy.
Thursday
Snow likely. Mostly cloudy, with a high near 30. Windy.
Thursday Night
Snow. Mostly cloudy, with a low around 24. Breezy.
Friday
Snow. Mostly cloudy, with a high near 28. Windy.
Friday Night
A chance of snow. Mostly cloudy, with a low around 19. Breezy.
Saturday
A chance of snow. Partly sunny, with a high near 32. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount St Helens WA
 46.2°N 122.18°W (Elev. 5997 ft)
Last Update:
10:28 pm PST Feb 21, 2026
Forecast Valid:
10pm PST Feb 21, 2026-6pm PST Feb 28, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation