National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Winter Weather and Frigid Temperatures Through This Weekend

A clipper storm will move across the Great Lakes through this weekend with periods of light snow, gusty winds, and lake effect snow bands which could make for hazardous travel at times. A frigid airmass will spread eastward behind this storm into the Midwest and Eastern U.S. through the weekend. Read More >

Current conditions at

DW8787 CHEHALIS (D8787)

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

NA

40°F

4°C

Humidity 96%
Wind Speed NW 0 MPH
Barometer 30.35 in (1027.77 mb)
Dewpoint 39°F (4°C)
Visibility NA
Last update 16 Jan 05:45 PM PST
Extended Forecast for

3 Miles S Onalaska WA

  • Tonight

    Tonight: Mostly clear, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 50. Calm wind.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Patchy dense fog before 10pm. Otherwise, mostly clear, with a low around 32. Calm wind.

    Low: 32 °F

    Patchy Dense
    Fog then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 50. Calm wind.

    High: 50 °F

    Sunny

  • Sunday Night

    Sunday Night: Patchy fog before 9pm. Otherwise, mostly clear, with a low around 31. Calm wind.

    Low: 31 °F

    Patchy Fog
    then Mostly
    Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: Patchy fog before 9pm. Otherwise, mostly clear, with a low around 32.

    Low: 32 °F

    Patchy Fog
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog before midnight. Otherwise, mostly cloudy, with a low around 32.

    Low: 32 °F

    Patchy Fog
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 32. Calm wind.
Saturday
Sunny, with a high near 50. Calm wind.
Saturday Night
Patchy dense fog before 10pm. Otherwise, mostly clear, with a low around 32. Calm wind.
Sunday
Sunny, with a high near 50. Calm wind.
Sunday Night
Patchy fog before 9pm. Otherwise, mostly clear, with a low around 31. Calm wind.
M.L.King Day
Sunny, with a high near 51.
Monday Night
Patchy fog before 9pm. Otherwise, mostly clear, with a low around 32.
Tuesday
Mostly sunny, with a high near 50.
Tuesday Night
Patchy fog before midnight. Otherwise, mostly cloudy, with a low around 32.
Wednesday
Partly sunny, with a high near 47.
Wednesday Night
A chance of rain and snow. Patchy fog. Otherwise, mostly cloudy, with a low around 34.
Thursday
A chance of rain and snow. Patchy fog. Otherwise, partly sunny, with a high near 45.
Thursday Night
A chance of rain and snow. Patchy fog. Otherwise, mostly cloudy, with a low around 34.
Friday
A chance of rain and snow. Patchy fog. Otherwise, partly sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Onalaska WA
 46.54°N 122.72°W (Elev. 528 ft)
Last Update:
1:26 pm PST Jan 16, 2026
Forecast Valid:
6pm PST Jan 16, 2026-6pm PST Jan 23, 2026
 
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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