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

Extremely Critical Fire Weather in the Central Plains; Active Pattern in the West

Gusty to high winds and low relative humidity will bring critical to extremely critical fire weather conditions to the central and southern Plains today into Wednesday. Use caution with any potential ignition sources. Two Pacific storms will impact the western U.S. into Wednesday with gusty winds, low elevation rain and heavy mountain snow. Read More >

Current conditions at

Chehalis-Centralia Airport (KCLS)

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

Overcast

41°F

5°C

Humidity 93%
Wind Speed S 9 MPH
Barometer 29.45 in (997.29 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 17 Feb 10:35 AM PST
Extended Forecast for

Chehalis WA

  • Today

    Today: Rain likely, mainly before 5pm. Mostly cloudy, with a high near 43. South wind 3 to 7 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 43 °F

    Rain Likely

  • Tonight

    Tonight: A slight chance of rain and snow before 3am, then a slight chance of snow after 4am. Mostly cloudy, with a low around 27. Calm wind. Chance of precipitation is 20%.

    Low: 27 °F

    Slight Chance
    Rain then
    Slight Chance
    Rain/Snow

  • Wednesday

    Wednesday: A slight chance of snow before 10am, then rain and snow likely between 10am and 1pm, then rain likely after 1pm. Mostly cloudy, with a high near 42. Wind chill values between 25 and 35. South wind 3 to 7 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 42 °F

    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: Rain likely before 10pm, then a chance of rain and snow. Cloudy, with a low around 29. Light east southeast wind. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: A chance of rain and snow, mainly after 4pm. Mostly cloudy, with a high near 42. Light north northeast wind. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of rain and snow before 10pm, then a chance of snow. Mostly cloudy, with a low around 26. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Friday

    Friday: Rain likely, possibly mixed with snow, becoming all rain after 1pm. Mostly cloudy, with a high near 42. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Rain/Snow
    Likely

  • Friday Night

    Friday Night: Rain likely before 4am, then snow likely, possibly mixed with rain. Mostly cloudy, with a low around 31.

    Low: 31 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Saturday

    Saturday: Rain likely, possibly mixed with snow, becoming all rain after 10am. Mostly cloudy, with a high near 46.

    High: 46 °F

    Rain/Snow
    Likely then
    Rain Likely

Detailed Forecast

Today
Rain likely, mainly before 5pm. Mostly cloudy, with a high near 43. South wind 3 to 7 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A slight chance of rain and snow before 3am, then a slight chance of snow after 4am. Mostly cloudy, with a low around 27. Calm wind. Chance of precipitation is 20%.
Wednesday
A slight chance of snow before 10am, then rain and snow likely between 10am and 1pm, then rain likely after 1pm. Mostly cloudy, with a high near 42. Wind chill values between 25 and 35. South wind 3 to 7 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday Night
Rain likely before 10pm, then a chance of rain and snow. Cloudy, with a low around 29. Light east southeast wind. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday
A chance of rain and snow, mainly after 4pm. Mostly cloudy, with a high near 42. Light north northeast wind. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of rain and snow before 10pm, then a chance of snow. Mostly cloudy, with a low around 26. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Friday
Rain likely, possibly mixed with snow, becoming all rain after 1pm. Mostly cloudy, with a high near 42. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
Rain likely before 4am, then snow likely, possibly mixed with rain. Mostly cloudy, with a low around 31.
Saturday
Rain likely, possibly mixed with snow, becoming all rain after 10am. Mostly cloudy, with a high near 46.
Saturday Night
Rain likely. Mostly cloudy, with a low around 34.
Sunday
Rain. Cloudy, with a high near 49.
Sunday Night
Rain. Mostly cloudy, with a low around 36.
Monday
Rain. Cloudy, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chehalis WA
 46.66°N 122.98°W (Elev. 177 ft)
Last Update:
7:01 am PST Feb 17, 2026
Forecast Valid:
10am PST Feb 17, 2026-6pm PST Feb 23, 2026
 
Forecast Discussion
 
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Additional Resources

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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