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.

Rain

45°F

7°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.35 in (1027.77 mb)
Dewpoint 45°F (7°C)
Visibility 6.00 mi
Last update 11 Jan 05:55 AM PST
Extended Forecast for

Chehalis WA

  • Today

    Today: Rain, mainly before 7am. Patchy fog between 8am and 9am. High near 50. South southeast wind 10 to 13 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Rain and
    Patchy Fog

  • Tonight

    Tonight: Rain, mainly before 8pm. Patchy fog before 1am. Low around 45. South southeast wind 11 to 13 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Rain and
    Patchy Fog

  • Monday

    Monday: Rain likely, mainly before 10am. Patchy fog after 10am. Otherwise, mostly cloudy, with a high near 54. South wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Rain Likely
    and Patchy
    Fog

  • Monday Night

    Monday Night: A 20 percent chance of rain before 10pm. Widespread dense fog, mainly after 5am. Otherwise, mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Dense
    Fog

  • Tuesday

    Tuesday: Widespread dense fog, mainly before 7am. Otherwise, mostly sunny, with a high near 56. Calm wind.

    High: 56 °F

    Dense Fog

  • Tuesday Night

    Tuesday Night: Patchy fog before 11pm. Otherwise, partly cloudy, with a low around 40.

    Low: 40 °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 50.

    High: 50 °F

    Partly Sunny

Detailed Forecast

Today
Rain, mainly before 7am. Patchy fog between 8am and 9am. High near 50. South southeast wind 10 to 13 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly before 8pm. Patchy fog before 1am. Low around 45. South southeast wind 11 to 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 after 10am. Otherwise, mostly cloudy, with a high near 54. South wind 10 to 13 mph, with gusts as high as 21 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. Widespread dense fog, mainly after 5am. Otherwise, mostly cloudy, with a low around 43. Calm wind.
Tuesday
Widespread dense fog, mainly before 7am. Otherwise, mostly sunny, with a high near 56. Calm wind.
Tuesday Night
Patchy fog before 11pm. Otherwise, partly cloudy, with a low around 40.
Wednesday
Partly sunny, with a high near 51.
Wednesday Night
Mostly cloudy, with a low around 40.
Thursday
Partly sunny, with a high near 50.
Thursday Night
Partly cloudy, with a low around 35.
Friday
Sunny, with a high near 51.
Friday Night
Mostly clear, with a low around 33.
Saturday
Sunny, with a high near 51.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chehalis WA
 46.68°N 122.98°W (Elev. 180 ft)
Last Update:
1:25 am PST Jan 11, 2026
Forecast Valid:
6am PST Jan 11, 2026-6pm PST Jan 17, 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