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

47°F

8°C

Humidity 99%
Wind Speed WSW 0 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 15 Oct 01:09 AM PDT
Extended Forecast for

Winlock WA

  • Overnight

    Overnight: Patchy fog. Otherwise, partly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 10am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 74. Calm wind.

    High: 74 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 75. Calm wind.

    High: 75 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain after 11pm. Partly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: A 50 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 63.

    High: 63 °F

    Chance Rain
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, partly cloudy, with a low around 44. Calm wind.
Thursday
Patchy fog before 10am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 74. Calm wind.
Thursday Night
Mostly clear, with a low around 46. Calm wind.
Friday
Mostly sunny, with a high near 75. Calm wind.
Friday Night
A 20 percent chance of rain after 11pm. Partly cloudy, with a low around 47. Calm wind.
Saturday
A 50 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 63.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Partly sunny, with a high near 60.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
A slight chance of rain after 11am. Mostly cloudy, with a high near 58.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
Partly sunny, with a high near 61.
Tuesday Night
Mostly clear, with a low around 36.
Wednesday
Mostly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winlock WA
 46.49°N 122.93°W (Elev. 400 ft)
Last Update:
12:50 am PDT Oct 15, 2026
Forecast Valid:
2am PDT Oct 15, 2026-6pm PDT Oct 21, 2026
 
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Additional Resources

Radar & Satellite Image

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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