Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Current conditions at

DW8787 CHEHALIS (D8787)

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

NA

41°F

5°C

Humidity 77%
Wind Speed NE 0 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 34°F (1°C)
Visibility NA
Last update 23 Jan 03:45 PM PST
Extended Forecast for

4 Miles SSW Onalaska WA

  • Tonight

    Tonight: Patchy dense freezing fog after 10pm. Clear, with a low around 21. Light and variable wind.

    Low: 21 °F

    Patchy Dense
    Freezing Fog

  • Saturday

    Saturday: Patchy freezing fog before 10am. Sunny, with a high near 43. Wind chill values between 21 and 31. Calm wind.

    High: 43 °F

    Patchy
    Freezing Fog
    then Sunny

  • Saturday Night

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

    Low: 22 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 43. Wind chill values between 22 and 32. Calm wind.

    High: 43 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of rain and snow before 10am, then a slight chance of rain.  Mostly cloudy, with a high near 44. Chance of precipitation is 20%.

    High: 44 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: Patchy fog before 10pm.  Otherwise, mostly cloudy, with a low around 32.

    Low: 32 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain after 10pm.  Mostly cloudy, with a low around 35.

    Low: 35 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Patchy dense freezing fog after 10pm. Clear, with a low around 21. Light and variable wind.
Saturday
Patchy freezing fog before 10am. Sunny, with a high near 43. Wind chill values between 21 and 31. Calm wind.
Saturday Night
Mostly clear, with a low around 22. Calm wind.
Sunday
Partly sunny, with a high near 43. Wind chill values between 22 and 32. Calm wind.
Sunday Night
Mostly cloudy, with a low around 29. Calm wind.
Monday
A slight chance of rain and snow before 10am, then a slight chance of rain. Mostly cloudy, with a high near 44. Chance of precipitation is 20%.
Monday Night
Patchy fog before 10pm. Otherwise, mostly cloudy, with a low around 32.
Tuesday
Partly sunny, with a high near 50.
Tuesday Night
A slight chance of rain after 10pm. Mostly cloudy, with a low around 35.
Wednesday
A chance of rain. Mostly cloudy, with a high near 48.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 38.
Thursday
A chance of rain. Partly sunny, with a high near 50.
Thursday Night
A slight chance of rain. Mostly cloudy, with a low around 37.
Friday
A chance of rain. Mostly cloudy, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Onalaska WA
 46.54°N 122.75°W (Elev. 535 ft)
1:26 pm PST Jan 23, 2026
4pm PST Jan 23, 2026-6pm PST Jan 30, 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