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.

Overcast

41°F

5°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.76 in (1007.79 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 01 Jan 01:15 PM PST
Extended Forecast for

Chehalis WA

  • New Year's Day

    New Year's Day: Rain likely, mainly between 2pm and 5pm. Cloudy, with a high near 43. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 43 °F

    Rain Likely

  • Tonight

    Tonight: Rain. Low around 40. Light east southeast wind. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain

  • Friday

    Friday: Rain likely, mainly after 2pm. Mostly cloudy, with a high near 52. South wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Chance Rain
    then Rain
    Likely

  • Friday Night

    Friday Night: Rain likely. Mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Rain Likely

  • Saturday

    Saturday: Rain. High near 53. South wind 5 to 11 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 44. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain

  • Sunday

    Sunday: Rain. High near 49. Chance of precipitation is 90%.

    High: 49 °F

    Rain

  • Sunday Night

    Sunday Night: Rain. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Rain

  • Monday

    Monday: Rain likely, mainly before 10am. Mostly cloudy, with a high near 47.

    High: 47 °F

    Rain Likely

Detailed Forecast

New Year's Day
Rain likely, mainly between 2pm and 5pm. Cloudy, with a high near 43. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Low around 40. Light east southeast wind. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain likely, mainly after 2pm. Mostly cloudy, with a high near 52. South wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain likely. Mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain. High near 53. South wind 5 to 11 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain. Low around 44. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain. High near 49. Chance of precipitation is 90%.
Sunday Night
Rain. Mostly cloudy, with a low around 40.
Monday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 47.
Monday Night
A chance of rain, mainly after 10pm. Mostly cloudy, with a low around 37.
Tuesday
Rain likely. Mostly cloudy, with a high near 46.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 39.
Wednesday
Rain likely. Mostly cloudy, with a high near 45.
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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:
1:25 pm PST Jan 1, 2026
Forecast Valid:
1pm PST Jan 1, 2026-6pm PST Jan 7, 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