Major Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold in the North-Central U.S.

A large, long-duration winter storm is expected to bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies/Plains into the Mid-South beginning Friday, spreading eastward to the Mid-Atlantic and New England this weekend. An Arctic front will bring frigid temperatures and gusty winds that will lead to dangerous wind chills from the Northern Plains and Upper Midwest. Read More >

Current conditions at

DW8787 CHEHALIS (D8787)

Lat: 46.64646°NLon: 122.8388°WElev: 564.0ft.

NA

34°F

1°C

Humidity 93%
Wind Speed ESE 0 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 32°F (0°C)
Visibility NA
Last update 22 Jan 12:15 PM PST
Extended Forecast for

4 Miles SSW Onalaska WA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 41. Calm wind.

    High: 41 °F

    Mostly Cloudy

  • Tonight

    Tonight: Widespread dense fog before 11pm.  Otherwise, mostly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Dense Fog
    then Partly
    Cloudy

  • Friday

    Friday: Sunny, with a high near 43. Calm wind.

    High: 43 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 42. Calm wind.

    High: 42 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of rain after 4pm.  Mostly cloudy, with a high near 45.

    High: 45 °F

    Mostly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 41. Calm wind.
Tonight
Widespread dense fog before 11pm. Otherwise, mostly cloudy, with a low around 26. Calm wind.
Friday
Sunny, with a high near 43. Calm wind.
Friday Night
Mostly clear, with a low around 22. Calm wind.
Saturday
Sunny, with a high near 42. Calm wind.
Saturday Night
Mostly clear, with a low around 23.
Sunday
Mostly sunny, with a high near 43.
Sunday Night
Mostly cloudy, with a low around 28.
Monday
A slight chance of rain after 4pm. Mostly cloudy, with a high near 45.
Monday Night
A slight chance of rain before 10pm. Mostly cloudy, with a low around 32.
Tuesday
Partly sunny, with a high near 49.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 36.
Wednesday
A chance of rain. Mostly cloudy, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Onalaska WA
 46.54°N 122.75°W (Elev. 535 ft)
7:01 am PST Jan 22, 2026
12pm PST Jan 22, 2026-6pm PST Jan 28, 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