Severe Thunderstorms in Portions of the Mississippi Valley and Great Lakes

A few severe thunderstorms with large hail, are expected across parts of the middle and upper Mississippi River Valley tonight through early morning. Snow and a wintry mix overnight in the Upper Midwest into the Great Lakes can cause hazardous travel conditions. Fire weather concerns continue for a large portion of the central and southern High Plains and Four Corners region this evening. Read More >

Current conditions at

Chehalis-Centralia Airport (KCLS)

Lat: 46.677°NLon: 122.9827°WElev: 177.0ft.

Clear

45°F

7°C

Humidity 36%
Wind Speed N 6 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 30 Mar 07:55 PM PDT
Extended Forecast for

Chehalis WA

  • Tonight

    Tonight: Increasing clouds, with a low around 31. North wind around 6 mph becoming calm  after midnight.

    Low: 31 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 56. Calm wind becoming south around 5 mph in the afternoon.

    High: 56 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain after 11pm.  Mostly cloudy, with a low around 40. South southwest wind around 5 mph becoming calm.

    Low: 40 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain.  High near 49. South southeast wind 7 to 11 mph, with gusts as high as 24 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 49 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Low around 35. South wind 3 to 8 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Rain then
    Rain Likely

  • Thursday

    Thursday: Rain likely.  Mostly cloudy, with a high near 52. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Friday Night

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

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 31. North wind around 6 mph becoming calm after midnight.
Tuesday
Partly sunny, with a high near 56. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
A 50 percent chance of rain after 11pm. Mostly cloudy, with a low around 40. South southwest wind around 5 mph becoming calm.
Wednesday
Rain. High near 49. South southeast wind 7 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain. Low around 35. South wind 3 to 8 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain likely. Mostly cloudy, with a high near 52. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Partly cloudy, with a low around 35.
Friday
Partly sunny, with a high near 58.
Friday Night
Mostly clear, with a low around 35.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Partly sunny, with a high near 62.
Sunday Night
Partly cloudy, with a low around 38.
Monday
A slight chance of rain. Partly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Chehalis WA
 46.66°N 122.95°W (Elev. 420 ft)
11:27 am PDT Mar 30, 2026
8pm PDT Mar 30, 2026-6pm PDT Apr 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database