Autumn Temperatures for Eastern Third of the Country; Developing Offshore Coastal Storm

Cooler and less humid conditions for most of the eastern third of the nation as high pressure dominates the weather pattern. Otherwise, rather tranquil weather for most of the nation for the end of the weekend into the start of this week. We continue to monitor a developing coastal storm offshore of the Carolinas; Coastal flooding and beach erosion possible along portions of the Mid-Atlantic. Read More >

Current conditions at

CHEHALIS (CLSW1)

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

NA

46°F

8°C

Humidity 93%
Wind Speed W 2 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 18 Oct 10:09 AM PDT
Extended Forecast for

Winlock WA

  • Today

    Today: Mostly sunny, with a high near 61. North wind around 6 mph.

    High: 61 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Cloudy

  • Monday

    Monday: Cloudy, with a high near 61. Calm wind.

    High: 61 °F

    Cloudy

  • Monday Night

    Monday Night: Patchy fog between 1am and 2am.  Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 38. Calm wind becoming north northwest around 5 mph after midnight.

    Low: 38 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy frost before 9am.  Otherwise, sunny, with a high near 63. North wind 5 to 7 mph.

    High: 63 °F

    Patchy Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 5am.  Otherwise, clear, with a low around 37.

    Low: 37 °F

    Clear then
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 10am. Patchy frost before 9am.  Otherwise, sunny, with a high near 67.

    High: 67 °F

    Patchy Frost
    and Patchy
    Fog then
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of rain after 11am.  Partly sunny, with a high near 60.

    High: 60 °F

    Slight Chance
    Rain

Detailed Forecast

Today
Mostly sunny, with a high near 61. North wind around 6 mph.
Tonight
Mostly cloudy, with a low around 39. Calm wind.
Monday
Cloudy, with a high near 61. Calm wind.
Monday Night
Patchy fog between 1am and 2am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 38. Calm wind becoming north northwest around 5 mph after midnight.
Tuesday
Patchy frost before 9am. Otherwise, sunny, with a high near 63. North wind 5 to 7 mph.
Tuesday Night
Patchy fog after 5am. Otherwise, clear, with a low around 37.
Wednesday
Patchy fog before 10am. Patchy frost before 9am. Otherwise, sunny, with a high near 67.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
A slight chance of rain after 11am. Partly sunny, with a high near 60.
Thursday Night
A slight chance of rain. Partly cloudy, with a low around 37.
Friday
A slight chance of rain. Mostly sunny, with a high near 59.
Friday Night
Partly cloudy, with a low around 35.
Saturday
A slight chance of rain. Mostly cloudy, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
Winlock WA
 46.49°N 122.96°W (Elev. 400 ft)
11:26 pm PDT Oct 17, 2026
10am PDT Oct 18, 2026-6pm PDT Oct 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database