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 (CLSW1)

Lat: 46.61°NLon: 122.90833°WElev: 262.0ft.

NA

44°F

7°C

Humidity 93%
Wind Speed SE 3 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 11 Jan 09:09 AM PST
Extended Forecast for

4 Miles WNW Winlock WA

  • Today

    Today: Rain likely, mainly after 2pm. Mostly cloudy, with a high near 46. South wind around 11 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Chance Rain
    then Rain
    Likely

  • Tonight

    Tonight: Rain likely, mainly before 8pm. Mostly cloudy, with a low around 44. South southeast wind 13 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Rain Likely

  • Monday

    Monday: A 50 percent chance of rain, mainly before 4pm. Mostly cloudy, with a high near 50. South wind 8 to 11 mph, with gusts as high as 22 mph.

    High: 50 °F

    Chance Rain

  • Monday Night

    Monday Night: A 20 percent chance of rain before 10pm. Patchy fog. Otherwise, mostly cloudy, with a low around 40. Light south wind.

    Low: 40 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Patchy
    Fog

  • Tuesday

    Tuesday: Areas of fog before noon. Otherwise, mostly sunny, with a high near 53. Calm wind.

    High: 53 °F

    Areas Fog
    then Mostly
    Sunny

  • 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 49.

    High: 49 °F

    Partly Sunny

  • Wednesday Night

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

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

Detailed Forecast

Today
Rain likely, mainly after 2pm. Mostly cloudy, with a high near 46. South wind around 11 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain likely, mainly before 8pm. Mostly cloudy, with a low around 44. South southeast wind 13 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 50 percent chance of rain, mainly before 4pm. Mostly cloudy, with a high near 50. South wind 8 to 11 mph, with gusts as high as 22 mph.
Monday Night
A 20 percent chance of rain before 10pm. Patchy fog. Otherwise, mostly cloudy, with a low around 40. Light south wind.
Tuesday
Areas of fog before noon. Otherwise, mostly sunny, with a high near 53. Calm wind.
Tuesday Night
Patchy fog before 11pm. Otherwise, partly cloudy, with a low around 39.
Wednesday
Partly sunny, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 40.
Thursday
Mostly sunny, with a high near 47.
Thursday Night
Partly cloudy, with a low around 35.
Friday
Sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 33.
Saturday
Sunny, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Winlock WA
 46.52°N 123.03°W (Elev. 912 ft)
Last Update:
7:00 am PST Jan 11, 2026
Forecast Valid:
9am PST Jan 11, 2026-6pm PST Jan 17, 2026
 
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Additional Resources

Radar & Satellite Image

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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