Current conditions at

Chehalis-Centralia Airport (KCLS)

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

Clear

79°F

26°C

Humidity 41%
Wind Speed NE 13 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 22 Aug 11:55 AM PDT
Extended Forecast for

Chehalis WA

Heat Advisory until August 26, 05:00am
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 26, 05:00am

    NOW until 5:00am Tue

    Heat Advisory

  • This Afternoon

    High: 91 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 57. North wind around 6 mph becoming calm  after midnight.

    Low: 57 °F

    Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 95. Calm wind becoming north around 6 mph in the afternoon.

    High: 95 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60. North wind around 5 mph becoming calm  in the evening.

    Low: 60 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 94. Light north wind.

    High: 94 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 91. North wind around 8 mph.
Tonight
Clear, with a low around 57. North wind around 6 mph becoming calm after midnight.
Saturday
Mostly sunny, with a high near 95. Calm wind becoming north around 6 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 60. North wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 94. Light north wind.
Sunday Night
Mostly clear, with a low around 60.
Monday
Sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Sunny, with a high near 91.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 88.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Mostly sunny, with a high near 82.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Chehalis WA
 46.66°N 122.95°W (Elev. 420 ft)
8:00 am PDT Aug 22, 2025
12pm PDT Aug 22, 2025-6pm PDT Aug 28, 2025
 
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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