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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

Chehalis-Centralia Airport (KCLS)

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

Overcast

45°F

7°C

Humidity 100%
Wind Speed S 8 MPH
Barometer 30.34 in (1027.43 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 11 Jan 08:55 AM PST
Extended Forecast for

Chehalis WASimilar City Names

  • Today

    Today: Rain likely, mainly after 2pm. Mostly cloudy, with a high near 49. South southeast wind around 11 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Chance Rain
    then Rain
    Likely

  • Tonight

    Tonight: Rain, mainly before 8pm. Patchy fog before 10pm. Low around 44. South southeast wind around 13 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Rain and
    Patchy Fog

  • Monday

    Monday: Rain likely, mainly before 10am. Patchy fog between 10am and noon. Otherwise, mostly cloudy, with a high near 52. South wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Rain Likely
    and Patchy
    Fog

  • Monday Night

    Monday Night: A 20 percent chance of rain before 10pm. Patchy fog. Otherwise, mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Areas
    Fog

  • Tuesday

    Tuesday: Widespread dense fog, mainly before 7am. Otherwise, mostly sunny, with a high near 54. Calm wind.

    High: 54 °F

    Dense Fog

  • Tuesday Night

    Tuesday Night: Patchy fog before 11pm. Otherwise, partly cloudy, with a low around 39.

    Low: 39 °F

    Patchy Fog
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

Detailed Forecast

Today
Rain likely, mainly after 2pm. Mostly cloudy, with a high near 49. South southeast wind around 11 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly before 8pm. Patchy fog before 10pm. Low around 44. South southeast wind around 13 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain likely, mainly before 10am. Patchy fog between 10am and noon. Otherwise, mostly cloudy, with a high near 52. South wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 20 percent chance of rain before 10pm. Patchy fog. Otherwise, mostly cloudy, with a low around 41. Calm wind.
Tuesday
Widespread dense fog, mainly before 7am. Otherwise, mostly sunny, with a high near 54. Calm wind.
Tuesday Night
Patchy fog before 11pm. Otherwise, partly cloudy, with a low around 39.
Wednesday
Partly sunny, with a high near 51.
Wednesday Night
Mostly cloudy, with a low around 40.
Thursday
Partly sunny, with a high near 49.
Thursday Night
Partly cloudy, with a low around 35.
Friday
Sunny, with a high near 50.
Friday Night
Mostly clear, with a low around 33.
Saturday
Sunny, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chehalis WASimilar City Names
 46.66°N 122.95°W (Elev. 420 ft)
Last Update:
7:00 am PST Jan 11, 2026
Forecast Valid:
9am PST Jan 11, 2026-6pm PST Jan 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation