Snow Squalls May Impact the Northeast on Thursday; Dangerously Cold Arctic Air Impact the North-Central US

Snow showers and snow squalls are likely to develop across the Northeast on Thursday. Lake effect snow will persist downwind of the Great Lakes. An arctic blast will bring frigid temperatures, gusty winds and dangerous wind chills to the Northern Plains before expanding to the South and East. A major winter storm will begin impacting the Southern Plains and Lower Mississippi Valley Friday. Read More >

Current conditions at

DW8787 CHEHALIS (D8787)

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

NA

25°F

-4°C

Humidity 99%
Wind Speed WNW 0 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 25°F (-4°C)
Visibility NA
Last update 22 Jan 04:00 AM PST
Extended Forecast for

Onalaska WA

  • Today

    Today: 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 27. Calm wind.

    Low: 27 °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 23. Calm wind.

    Low: 23 °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 24.

    Low: 24 °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 44.

    High: 44 °F

    Mostly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Today
Mostly cloudy, with a high near 41. Calm wind.
Tonight
Widespread dense fog before 11pm. Otherwise, mostly cloudy, with a low around 27. Calm wind.
Friday
Sunny, with a high near 43. Calm wind.
Friday Night
Mostly clear, with a low around 23. Calm wind.
Saturday
Sunny, with a high near 42. Calm wind.
Saturday Night
Mostly clear, with a low around 24.
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 44.
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.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Onalaska WA
 46.58°N 122.74°W (Elev. 600 ft)
1:26 am PST Jan 22, 2026
4am PST Jan 22, 2026-6pm PST Jan 28, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database