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

Tracking Areas of Fire Weather, Winter Weather, and Severe Weather Thursday

Continuation of gusty winds and low relative humidity will bring additional periods of critical fire weather to the southern Plains Thursday and Friday. Another Pacific storm will continue gusty winds and heavy snow over the western mountains into Thursday. Severe thunderstorms are possible across parts of the middle Mississippi into lower Ohio Valleys Thursday afternoon into early evening. Read More >

Current conditions at

CHEHALIS (CLSW1)

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

NA

39°F

4°C

Humidity 85%
Wind Speed SE 1 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 18 Feb 07:09 PM PST
Extended Forecast for

4 Miles WNW Winlock WA

  • Tonight

    Tonight: Rain and snow showers, becoming all snow after 10pm. Low around 30. South southeast wind around 7 mph becoming northeast after midnight. Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 30 °F

    Rain/Snow
    then Snow
    Showers
    Likely

  • Thursday

    Thursday: A slight chance of snow showers before 7am, then a slight chance of rain and snow showers after 10am. Cloudy, then gradually becoming mostly sunny, with a high near 40. Wind chill values between 24 and 34. North wind around 7 mph. Chance of precipitation is 20%.

    High: 40 °F

    Slight Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A slight chance of snow showers before 10pm, then a slight chance of snow after 4am. Partly cloudy, with a low around 24. North wind around 6 mph becoming calm after midnight. Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Snow Showers

  • Friday

    Friday: A chance of snow before 1pm, then a chance of rain and snow between 1pm and 4pm, then a chance of rain after 4pm. Partly sunny, with a high near 40. Wind chill values between 20 and 30. South southeast wind 5 to 7 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 40 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain before 10pm, then snow likely, possibly mixed with rain. Mostly cloudy, with a low around 33. Southeast wind around 5 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain/Snow
    Likely

  • Saturday

    Saturday: Rain and snow likely, becoming all rain after 10am. Mostly cloudy, with a high near 46. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 46 °F

    Rain/Snow
    Likely then
    Rain Likely

  • Saturday Night

    Saturday Night: Rain likely, mainly after 4am. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.

    Low: 36 °F

    Rain Likely

  • Sunday

    Sunday: Rain. Cloudy, with a high near 51.

    High: 51 °F

    Rain

  • Sunday Night

    Sunday Night: Rain. Cloudy, with a low around 38.

    Low: 38 °F

    Rain

Detailed Forecast

Tonight
Rain and snow showers, becoming all snow after 10pm. Low around 30. South southeast wind around 7 mph becoming northeast after midnight. Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 2 inches possible.
Thursday
A slight chance of snow showers before 7am, then a slight chance of rain and snow showers after 10am. Cloudy, then gradually becoming mostly sunny, with a high near 40. Wind chill values between 24 and 34. North wind around 7 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of snow showers before 10pm, then a slight chance of snow after 4am. Partly cloudy, with a low around 24. North wind around 6 mph becoming calm after midnight. Chance of precipitation is 20%.
Friday
A chance of snow before 1pm, then a chance of rain and snow between 1pm and 4pm, then a chance of rain after 4pm. Partly sunny, with a high near 40. Wind chill values between 20 and 30. South southeast wind 5 to 7 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Friday Night
A chance of rain before 10pm, then snow likely, possibly mixed with rain. Mostly cloudy, with a low around 33. Southeast wind around 5 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday
Rain and snow likely, becoming all rain after 10am. Mostly cloudy, with a high near 46. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.
Sunday
Rain. Cloudy, with a high near 51.
Sunday Night
Rain. Cloudy, with a low around 38.
Monday
Rain. Cloudy, with a high near 46.
Monday Night
Rain. Mostly cloudy, with a low around 36.
Tuesday
Rain. Mostly cloudy, with a high near 46.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 35.
Wednesday
Rain. Mostly cloudy, with a high near 47.
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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:
7:01 pm PST Feb 18, 2026
Forecast Valid:
7pm PST Feb 18, 2026-6pm PST Feb 25, 2026
 
Forecast Discussion
 
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Additional Resources

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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