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

CHEHALIS (CLSW1)

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

NA

42°F

6°C

Humidity 96%
Wind Speed ENE 0 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 03 Dec 11:09 AM PST
Extended Forecast for

Winlock WA

  • Today

    Today: Patchy fog. Otherwise, mostly cloudy, with a high near 44. Calm wind.

    High: 44 °F

    Patchy Fog

  • Tonight

    Tonight: A 50 percent chance of rain, mainly after 2am. Areas of fog. Otherwise, mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Areas Fog
    then Chance
    Rain and
    Patchy Fog

  • Thursday

    Thursday: Rain. High near 45. South wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 45 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 41. South wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Rain

  • Friday

    Friday: Rain. High near 52. South southwest wind 6 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 52 °F

    Rain

  • Friday Night

    Friday Night: Rain. Low around 44. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Rain

  • Saturday

    Saturday: Rain. High near 50. Chance of precipitation is 100%.

    High: 50 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Rain

  • Sunday

    Sunday: Rain. Cloudy, with a high near 52.

    High: 52 °F

    Rain

Detailed Forecast

Today
Patchy fog. Otherwise, mostly cloudy, with a high near 44. Calm wind.
Tonight
A 50 percent chance of rain, mainly after 2am. Areas of fog. Otherwise, mostly cloudy, with a low around 37. Calm wind.
Thursday
Rain. High near 45. South wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Low around 41. South wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain. High near 52. South southwest wind 6 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain. Low around 44. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain. High near 50. Chance of precipitation is 100%.
Saturday Night
Rain. Mostly cloudy, with a low around 43.
Sunday
Rain. Cloudy, with a high near 52.
Sunday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 42.
Monday
Rain likely. Cloudy, with a high near 53.
Monday Night
Rain. Cloudy, with a low around 47.
Tuesday
Rain. Cloudy, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Winlock WA
 46.49°N 122.93°W (Elev. 400 ft)
Last Update:
7:00 am PST Dec 3, 2025
Forecast Valid:
11am PST Dec 3, 2025-6pm PST Dec 9, 2025
 
Forecast Discussion
 
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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