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

Chehalis-Centralia Airport (KCLS)

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

Mostly Cloudy

46°F

8°C

Humidity 100%
Wind Speed NA 3 MPH
Barometer 29.57 in (1001.36 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 24 Dec 01:55 PM PST
Extended Forecast for

Chehalis WA

  • Tonight

    Tonight: Increasing clouds, with a low around 37. Calm wind becoming north around 5 mph after midnight.

    Low: 37 °F

    Increasing
    Clouds

  • Christmas Day

    Christmas Day: Rain, mainly between 10am and noon. High near 46. North northeast wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Rain then
    Chance Rain

  • Thursday Night

    Thursday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 37. Light south southeast wind.

    Low: 37 °F

    Chance Rain

  • Friday

    Friday: Rain. High near 45. South wind 6 to 9 mph becoming west southwest in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Rain

  • Friday Night

    Friday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 34. West southwest wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Rain Likely
    then Chance
    Rain

  • Saturday

    Saturday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 33.

    Low: 33 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 43.

    High: 43 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 32.

    Low: 32 °F

    Patchy Fog

Detailed Forecast

Tonight
Increasing clouds, with a low around 37. Calm wind becoming north around 5 mph after midnight.
Christmas Day
Rain, mainly between 10am and noon. High near 46. North northeast wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 37. Light south southeast wind.
Friday
Rain. High near 45. South wind 6 to 9 mph becoming west southwest in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 34. West southwest wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Partly sunny, with a high near 43.
Saturday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 33.
Sunday
Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 43.
Sunday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 32.
Monday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 45.
Monday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 32.
Tuesday
Mostly cloudy, with a high near 46.
Tuesday Night
A slight chance of rain. Patchy fog. Otherwise, partly cloudy, with a low around 34.
Wednesday
A chance of rain. Mostly cloudy, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chehalis WA
 46.68°N 122.98°W (Elev. 180 ft)
Last Update:
7:01 pm PST Dec 24, 2025
Forecast Valid:
9pm PST Dec 24, 2025-6pm PST Dec 31, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation