Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Current conditions at

CANYON CREEK (CYFW1)

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

NA

40°F

4°C

Humidity 96%
Wind Speed SE 5 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Wind Chill36°F (2°C)
Last update 31 Mar 11:52 PM PDT
Extended Forecast for

Mount St Helens WA

Winter Weather Advisory April 1, 05:00am until April 2, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory
  • Overnight

    Overnight: Snow. The snow could be heavy at times.  Low around 25. Breezy, with a south southwest wind 14 to 16 mph, with gusts as high as 22 mph.  Chance of precipitation is 100%. Total nighttime snow accumulation of 4 to 8 inches possible.

    Low: 25 °F

    Heavy Snow
    and Breezy

  • Wednesday

    Wednesday: Snow, mainly before 4pm, then snow showers likely after 5pm. The snow could be heavy at times. Some thunder is also possible.  High near 29. Breezy, with a south southwest wind 17 to 21 mph, with gusts as high as 30 mph.  Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.

    High: 29 °F

    Heavy Snow
    and Breezy

  • Wednesday Night

    Wednesday Night: Snow showers before 8pm, then snow after 8pm. The snow could be heavy at times. Some thunder is also possible.  Low around 23. Breezy, with a southwest wind 10 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 23 °F

    Heavy Snow
    and Breezy

  • Thursday

    Thursday: Snow.  High near 28. Breezy, with a west wind 13 to 21 mph, with gusts as high as 29 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 28 °F

    Snow and
    Breezy

  • Thursday Night

    Thursday Night: A 40 percent chance of snow before 11pm.  Mostly cloudy, with a low around 23. Breezy, with a west southwest wind 15 to 20 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 28 mph.  New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Overnight
Snow. The snow could be heavy at times. Low around 25. Breezy, with a south southwest wind 14 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 4 to 8 inches possible.
Wednesday
Snow, mainly before 4pm, then snow showers likely after 5pm. The snow could be heavy at times. Some thunder is also possible. High near 29. Breezy, with a south southwest wind 17 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.
Wednesday Night
Snow showers before 8pm, then snow after 8pm. The snow could be heavy at times. Some thunder is also possible. Low around 23. Breezy, with a southwest wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Thursday
Snow. High near 28. Breezy, with a west wind 13 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
A 40 percent chance of snow before 11pm. Mostly cloudy, with a low around 23. Breezy, with a west southwest wind 15 to 20 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 28 mph. New snow accumulation of less than a half inch possible.
Friday
Mostly sunny, with a high near 40.
Friday Night
Mostly clear, with a low around 27.
Saturday
Sunny, with a high near 49.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Partly sunny, with a high near 53.
Monday Night
A chance of rain. Snow level 7200 feet lowering to 6600 feet after midnight . Mostly cloudy, with a low around 36.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 42. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount St Helens WA
 46.18°N 122.18°W (Elev. 6204 ft)
11:41 pm PDT Mar 31, 2026
12am PDT Apr 1, 2026-6pm PDT Apr 7, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database