Heavy Snow and Disruptive Ice in the Upper Midwest; Severe Thunderstorms in the Southern Plains

A late season winter storm will produce a combination of heavy snow and disruptive ice starting this evening in the Northern Plains and moving into the Upper Midwest and Great Lakes by tonight continuing through Thursday. Severe thunderstorms will likely produce severe wind gusts, large hail, a few tornadoes, and heavy rainfall across the southern and central Plains into the morning. Read More >

Current conditions at

DW8787 CHEHALIS (D8787)

Lat: 46.64646°NLon: 122.8388°WElev: 550.0ft.

NA

40°F

4°C

Humidity 98%
Wind Speed NE 0 MPH
Barometer 29.59 in (1002.03 mb)
Dewpoint 39°F (4°C)
Visibility NA
Last update 01 Apr 09:46 PM PDT
Extended Forecast for

Onalaska WA

  • Tonight

    Tonight: Rain, mainly before 4am.  Low around 36. South wind 3 to 6 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Rain

  • Thursday

    Thursday: Rain likely, mainly before noon.  Mostly cloudy, with a high near 50. West southwest wind 3 to 7 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 36. West southwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 36 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 56. Calm wind.

    High: 56 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 35. Calm wind.

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain, mainly before 4am. Low around 36. South wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain likely, mainly before noon. Mostly cloudy, with a high near 50. West southwest wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Mostly cloudy, with a low around 36. West southwest wind 5 to 7 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 56. Calm wind.
Friday Night
Mostly clear, with a low around 35. Calm wind.
Saturday
Sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
Partly sunny, with a high near 68.
Sunday Night
Mostly cloudy, with a low around 44.
Monday
Partly sunny, with a high near 68.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
A slight chance of rain. Partly sunny, with a high near 61.
Tuesday Night
A slight chance of rain. Partly cloudy, with a low around 37.
Wednesday
A chance of rain. Partly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
Onalaska WA
 46.58°N 122.74°W (Elev. 600 ft)
11:26 am PDT Apr 1, 2026
10pm PDT Apr 1, 2026-6pm PDT Apr 8, 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