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

36°F

2°C

Humidity 93%
Wind Speed NE 4 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 31 Mar 02:35 AM PDT
Extended Forecast for

Chehalis WA

  • Overnight

    Overnight: Mostly cloudy, with a low around 31. Light north northeast wind.

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 57. Calm wind becoming south around 6 mph in the afternoon.

    High: 57 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 2am.  Mostly cloudy, with a low around 40. Light and variable wind becoming south southeast 5 to 9 mph after midnight.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Mostly Cloudy
    then Rain
    Likely

  • Wednesday

    Wednesday: Rain.  High near 50. South southeast wind around 11 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 50 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Low around 36. Southwest wind 5 to 7 mph becoming calm  in the evening.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Rain then
    Rain Likely

  • Thursday

    Thursday: Rain likely, mainly after 11am.  Mostly cloudy, with a high near 53. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °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 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 31. Light north northeast wind.
Tuesday
Partly sunny, with a high near 57. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night
Rain likely, mainly after 2am. Mostly cloudy, with a low around 40. Light and variable wind becoming south southeast 5 to 9 mph after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain. High near 50. South southeast wind around 11 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain. Low around 36. Southwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 53. Chance of precipitation is 60%. 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 36.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
Partly sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Partly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
Chehalis WA
 46.66°N 122.95°W (Elev. 420 ft)
11:27 pm PDT Mar 30, 2026
2am PDT Mar 31, 2026-6pm PDT Apr 6, 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