National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Current conditions at

Chehalis-Centralia Airport (KCLS)

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

Clear

41°F

5°C

Humidity 100%
Wind Speed N 8 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 28 Feb 09:55 AM PST
Extended Forecast for

Chehalis WA

  • Today

    Today: Mostly cloudy, with a high near 51. North northeast wind around 8 mph.

    High: 51 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. North wind 3 to 5 mph.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 57. Light north northeast wind.

    High: 57 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 58. Calm wind.

    High: 58 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of rain after 4am. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 38.

    Low: 38 °F

    Patchy Fog
    then Chance
    Rain and
    Patchy Fog

  • Tuesday

    Tuesday: Rain likely, mainly after 10am. Cloudy, with a high near 51. Chance of precipitation is 70%.

    High: 51 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain. Cloudy, with a low around 42.

    Low: 42 °F

    Rain

  • Wednesday

    Wednesday: Rain. Cloudy, with a high near 50.

    High: 50 °F

    Rain

Detailed Forecast

Today
Mostly cloudy, with a high near 51. North northeast wind around 8 mph.
Tonight
Mostly cloudy, with a low around 34. North wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 57. Light north northeast wind.
Sunday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 34. Calm wind.
Monday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 58. Calm wind.
Monday Night
A 30 percent chance of rain after 4am. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 38.
Tuesday
Rain likely, mainly after 10am. Cloudy, with a high near 51. Chance of precipitation is 70%.
Tuesday Night
Rain. Cloudy, with a low around 42.
Wednesday
Rain. Cloudy, with a high near 50.
Wednesday Night
Rain, mainly before 10pm. Mostly cloudy, with a low around 39.
Thursday
Rain likely. Mostly cloudy, with a high near 49.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 39.
Friday
Rain likely. Cloudy, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chehalis WA
 46.66°N 122.95°W (Elev. 420 ft)
Last Update:
7:01 am PST Feb 28, 2026
Forecast Valid:
10am PST Feb 28, 2026-6pm PST Mar 6, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation