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

Critical Fire Weather in the High Plains; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central and southern High Plains Wednesday. Two Pacific storms will continue impacting the mountains of the western U.S. into Thursday with gusty winds and heavy snow. Heavy snow and gusty winds will continue to impact the northern Plains into the central Great Lakes Wednesday. Read More >

Current conditions at

Chehalis-Centralia Airport (KCLS)

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

freezing fog

32°F

0°C

Humidity 100%
Wind Speed SSW 4 MPH
Barometer 29.63 in (1003.39 mb)
Dewpoint 32°F (0°C)
Visibility 0.25 mi
Wind Chill28°F (-2°C)
Last update 18 Feb 12:55 AM PST
Extended Forecast for

Chehalis WA

  • Overnight

    Overnight: A slight chance of rain and snow showers after 3am. Mostly cloudy, with a low around 29. Calm wind. Chance of precipitation is 20%.

    Low: 29 °F

    Slight Chance
    Rain/Snow

  • Wednesday

    Wednesday: A chance of rain and snow showers before noon, then rain showers. High near 42. South wind 5 to 8 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 42 °F

    Chance
    Rain/Snow
    then Showers

  • Wednesday Night

    Wednesday Night: Rain showers before 10pm, then a chance of rain and snow showers between 10pm and 5am, then a chance of snow showers after 5am. Low around 29. Calm wind. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 29 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Thursday

    Thursday: A chance of rain and snow showers before 1pm, then a slight chance of rain showers. Cloudy, then gradually becoming mostly sunny, with a high near 43. North wind 3 to 5 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 43 °F

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A slight chance of rain and snow showers before 10pm, then a slight chance of snow showers. Partly cloudy, with a low around 26. Calm wind. Chance of precipitation is 20%.

    Low: 26 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

  • Friday

    Friday: A chance of snow before 10am, then a chance of rain and snow between 10am and 1pm, then a chance of rain after 1pm. Mostly cloudy, with a high near 43. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 43 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain before 10pm, then a chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 33 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: Rain likely, possibly mixed with snow, becoming all rain after 10am. Cloudy, with a high near 49.

    High: 49 °F

    Rain/Snow
    Likely then
    Rain Likely

  • Saturday Night

    Saturday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Rain Likely

Detailed Forecast

Overnight
A slight chance of rain and snow showers after 3am. Mostly cloudy, with a low around 29. Calm wind. Chance of precipitation is 20%.
Wednesday
A chance of rain and snow showers before noon, then rain showers. High near 42. South wind 5 to 8 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Wednesday Night
Rain showers before 10pm, then a chance of rain and snow showers between 10pm and 5am, then a chance of snow showers after 5am. Low around 29. Calm wind. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday
A chance of rain and snow showers before 1pm, then a slight chance of rain showers. Cloudy, then gradually becoming mostly sunny, with a high near 43. North wind 3 to 5 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Thursday Night
A slight chance of rain and snow showers before 10pm, then a slight chance of snow showers. Partly cloudy, with a low around 26. Calm wind. Chance of precipitation is 20%.
Friday
A chance of snow before 10am, then a chance of rain and snow between 10am and 1pm, then a chance of rain after 1pm. Mostly cloudy, with a high near 43. Chance of precipitation is 50%. Little or no snow accumulation expected.
Friday Night
A chance of rain before 10pm, then a chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 50%. Little or no snow accumulation expected.
Saturday
Rain likely, possibly mixed with snow, becoming all rain after 10am. Cloudy, with a high near 49.
Saturday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 34.
Sunday
Rain. Mostly cloudy, with a high near 51.
Sunday Night
Rain. Mostly cloudy, with a low around 37.
Monday
Rain. Mostly cloudy, with a high near 49.
Monday Night
Rain likely. Mostly cloudy, with a low around 37.
Tuesday
Rain likely. Mostly cloudy, with a high near 49.
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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:
7:02 pm PST Feb 17, 2026
Forecast Valid:
1am PST Feb 18, 2026-6pm PST Feb 24, 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