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Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.

Gusty winds and low relative humidity will bring elevated to critical fire weather conditions to the southern High Plains through the weekend. A winter storm will track across the Great Lakes and Northeast U.S. into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. 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 80%
Wind Speed ESE 5 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Wind Chill26°F (-3°C)
Last update 20 Feb 11:52 PM PST
Extended Forecast for

Mount St Helens WA

Winter Weather Advisory February 21, 04:00am until February 21, 10:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: Snow likely, mainly after 3am. The snow could be heavy at times. Mostly cloudy, with a low around 19. Windy, with a southeast wind 18 to 23 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 3 to 7 inches possible.

    Low: 19 °F

    Heavy Snow
    and Windy

  • Saturday

    Saturday: Snow. The snow could be heavy at times. High near 27. Very windy, with a southeast wind 26 to 30 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New snow accumulation of 15 to 21 inches possible.

    High: 27 °F

    Heavy Snow
    and Very
    Windy

  • Saturday Night

    Saturday Night: Snow. The snow could be heavy at times. Low around 25. Very windy, with a southeast wind around 31 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

    Low: 25 °F

    Heavy Snow
    and Very
    Windy

  • Sunday

    Sunday: Snow. The snow could be heavy at times. High near 28. Windy, with a south southeast wind 17 to 25 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    High: 28 °F

    Heavy Snow
    and Windy

  • Sunday Night

    Sunday Night: Snow. Low around 27. Breezy, with a southeast wind around 15 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 27 °F

    Snow and
    Breezy

  • Monday

    Monday: Snow. The snow could be heavy at times. High near 32. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    High: 32 °F

    Heavy Snow

  • Monday Night

    Monday Night: Snow. The snow could be heavy at times. Low around 29. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

    Low: 29 °F

    Heavy Snow

  • Tuesday

    Tuesday: Snow. The snow could be heavy at times. Cloudy, with a high near 29. Breezy.

    High: 29 °F

    Heavy Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: Snow. Mostly cloudy, with a low around 22.

    Low: 22 °F

    Snow

Detailed Forecast

Overnight
Snow likely, mainly after 3am. The snow could be heavy at times. Mostly cloudy, with a low around 19. Windy, with a southeast wind 18 to 23 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 3 to 7 inches possible.
Saturday
Snow. The snow could be heavy at times. High near 27. Very windy, with a southeast wind 26 to 30 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New snow accumulation of 15 to 21 inches possible.
Saturday Night
Snow. The snow could be heavy at times. Low around 25. Very windy, with a southeast wind around 31 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.
Sunday
Snow. The snow could be heavy at times. High near 28. Windy, with a south southeast wind 17 to 25 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Sunday Night
Snow. Low around 27. Breezy, with a southeast wind around 15 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Monday
Snow. The snow could be heavy at times. High near 32. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
Monday Night
Snow. The snow could be heavy at times. Low around 29. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.
Tuesday
Snow. The snow could be heavy at times. Cloudy, with a high near 29. Breezy.
Tuesday Night
Snow. Mostly cloudy, with a low around 22.
Wednesday
Snow. The snow could be heavy at times. Mostly cloudy, with a high near 29. Breezy.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 23.
Thursday
Snow. The snow could be heavy at times. Mostly cloudy, with a high near 32. Breezy.
Thursday Night
Snow. Mostly cloudy, with a low around 26. Breezy.
Friday
Snow. The snow could be heavy at times. Mostly cloudy, with a high near 30. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount St Helens WA
 46.18°N 122.18°W (Elev. 6204 ft)
Last Update:
11:41 pm PST Feb 20, 2026
Forecast Valid:
12am PST Feb 21, 2026-6pm PST Feb 27, 2026
 
Forecast Discussion
 
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Additional Resources

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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