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.

Rain

41°F

5°C

Humidity 100%
Wind Speed SW 8 MPH
Barometer 29.77 in (1008.13 mb)
Dewpoint 41°F (5°C)
Visibility 6.00 mi
Wind Chill36°F (2°C)
Last update 26 Dec 05:35 PM PST
Extended Forecast for

Chehalis WA

  • This Afternoon

    This Afternoon: Rain. Steady temperature around 40. West southwest wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 40 °F

    Rain

  • Tonight

    Tonight: Rain, mainly before 10pm. Low around 33. West southwest wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Rain then
    Slight Chance
    Rain

  • Saturday

    Saturday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 42. Light west northwest wind.

    High: 42 °F

    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Patchy Fog

  • Sunday

    Sunday: Areas of fog before noon, then patchy fog after 5pm. Otherwise, mostly cloudy, with a high near 42. Calm wind.

    High: 42 °F

    Areas Fog

  • Sunday Night

    Sunday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 31.

    Low: 31 °F

    Patchy Fog

  • Monday

    Monday: Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 45.

    High: 45 °F

    Areas Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 31.

    Low: 31 °F

    Patchy Fog

  • Tuesday

    Tuesday: Areas of fog before 11am. Otherwise, partly sunny, with a high near 46.

    High: 46 °F

    Areas Fog
    then Partly
    Sunny

Detailed Forecast

This Afternoon
Rain. Steady temperature around 40. West southwest wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly before 10pm. Low around 33. West southwest wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 42. Light west northwest wind.
Saturday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 32. Calm wind.
Sunday
Areas of fog before noon, then patchy fog after 5pm. Otherwise, mostly cloudy, with a high near 42. Calm wind.
Sunday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 31.
Monday
Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 45.
Monday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 31.
Tuesday
Areas of fog before 11am. Otherwise, partly sunny, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
A slight chance of rain. Mostly cloudy, with a high near 47.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 37.
New Year's Day
Rain likely. Cloudy, with a high near 48.
Thursday Night
Rain likely. Mostly cloudy, with a low around 38.
Friday
Rain likely. Mostly cloudy, with a high near 46.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chehalis WA
 46.66°N 122.98°W (Elev. 177 ft)
Last Update:
1:25 pm PST Dec 26, 2025
Forecast Valid:
5pm PST Dec 26, 2025-6pm PST Jan 2, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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