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 today. Read More >

Current conditions at

DW8787 CHEHALIS (D8787)

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

NA

46°F

8°C

Humidity 98%
Wind Speed NW 1 MPH
Barometer 29.44 in (996.95 mb)
Dewpoint 45°F (7°C)
Visibility NA
Last update 01 Apr 04:30 PM PDT
Extended Forecast for

4 Miles SSW Onalaska WA

  • This Afternoon

    This Afternoon: A chance of rain, then showers and possibly a thunderstorm after 5pm.  High near 48. South southwest wind around 9 mph.  Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 48 °F

    Showers

  • Tonight

    Tonight: Rain and possibly a thunderstorm before midnight, then rain likely.  Low around 36. South southwest wind 5 to 8 mph becoming calm  after midnight.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 36 °F

    Rain

  • Thursday

    Thursday: Rain likely, mainly before 2pm.  Mostly cloudy, with a high near 50. Calm wind becoming west southwest 5 to 7 mph in the afternoon.  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 around 6 mph becoming calm  in the evening.

    Low: 36 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 57. Calm wind.

    High: 57 °F

    Partly Sunny

  • Friday Night

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

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A chance of rain, then showers and possibly a thunderstorm after 5pm. High near 48. South southwest wind around 9 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain and possibly a thunderstorm before midnight, then rain likely. Low around 36. South southwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Rain likely, mainly before 2pm. Mostly cloudy, with a high near 50. Calm wind becoming west southwest 5 to 7 mph in the afternoon. 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 around 6 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 57. Calm wind.
Friday Night
Mostly clear, with a low around 35.
Saturday
Sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Partly sunny, with a high near 69.
Sunday Night
Mostly cloudy, with a low around 43.
Monday
Partly sunny, with a high near 69.
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 57.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Onalaska WA
 46.52°N 122.75°W (Elev. 423 ft)
11:26 am PDT Apr 1, 2026
4pm 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