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 >

Hazardous Weather Conditions

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

6 Miles WSW Mount St Helens WA

Winter Weather Advisory February 21, 05:30pm until February 21, 10:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 21, 05:30pm until February 21, 10:00pm

    NOW until 10:00pm Sat

    Winter Weather Advisory

  • This Afternoon

    High: 34 °F

    Chance Snow
    and Windy

  • Tonight

    Tonight: Snow. Steady temperature around 35. Very windy, with an east southeast wind 28 to 30 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 35 °F

    Snow and Very
    Windy

  • Sunday

    Sunday: Snow, possibly mixed with sleet before 3pm, then snow likely between 3pm and 4pm, then snow likely, possibly mixed with rain after 4pm. The snow could be heavy at times. High near 36. Windy, with a south southeast wind 15 to 22 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 2 to 4 inches possible.

    High: 36 °F

    Wintry Mix
    and Windy

  • Sunday Night

    Sunday Night: Snow, possibly mixed with rain before 7pm, then snow, possibly mixed with rain and sleet between 7pm and 10pm, then snow, possibly mixed with rain after 10pm. Snow level 4200 feet. Low around 35. Southeast wind 10 to 13 mph. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.

    Low: 35 °F

    Wintry Mix

  • Monday

    Monday: Rain and snow. Snow level 4100 feet rising to 4900 feet in the afternoon. High near 37. Southeast wind around 9 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    High: 37 °F

    Rain/Snow

  • Monday Night

    Monday Night: Snow, possibly mixed with rain. Snow level 4700 feet. Low around 33. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    Low: 33 °F

    Rain/Snow

  • Tuesday

    Tuesday: Snow before 4pm, then rain and snow. High near 38. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 38 °F

    Snow then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow, becoming all snow after 7pm. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Rain/Snow
    then Snow
    Likely

Detailed Forecast

This Afternoon
A 40 percent chance of snow. Mostly cloudy, with a high near 34. Windy, with an east southeast wind around 26 mph, with gusts as high as 31 mph. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow. Steady temperature around 35. Very windy, with an east southeast wind 28 to 30 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Sunday
Snow, possibly mixed with sleet before 3pm, then snow likely between 3pm and 4pm, then snow likely, possibly mixed with rain after 4pm. The snow could be heavy at times. High near 36. Windy, with a south southeast wind 15 to 22 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 2 to 4 inches possible.
Sunday Night
Snow, possibly mixed with rain before 7pm, then snow, possibly mixed with rain and sleet between 7pm and 10pm, then snow, possibly mixed with rain after 10pm. Snow level 4200 feet. Low around 35. Southeast wind 10 to 13 mph. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.
Monday
Rain and snow. Snow level 4100 feet rising to 4900 feet in the afternoon. High near 37. Southeast wind around 9 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Monday Night
Snow, possibly mixed with rain. Snow level 4700 feet. Low around 33. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Tuesday
Snow before 4pm, then rain and snow. High near 38. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Rain and snow, becoming all snow after 7pm. Mostly cloudy, with a low around 30.
Wednesday
Snow. Mostly cloudy, with a high near 36.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 31.
Thursday
Snow. Mostly cloudy, with a high near 39.
Thursday Night
Snow. Mostly cloudy, with a low around 32.
Friday
Snow. Mostly cloudy, with a high near 36.
Friday Night
Snow likely. Mostly cloudy, with a low around 28.
Saturday
Snow. Partly sunny, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Mount St Helens WA
 46.17°N 122.3°W (Elev. 4062 ft)
Last Update:
4:41 pm PST Feb 21, 2026
Forecast Valid:
5pm PST Feb 21, 2026-6pm PST Feb 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation