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

DW8787 CHEHALIS (D8787)

Lat: 46.64646°NLon: 122.8388°WElev: 550.0ft.

NA

36°F

2°C

Humidity 93%
Wind Speed E 0 MPH
Barometer 29.74 in (1007.11 mb)
Dewpoint 34°F (1°C)
Visibility NA
Last update 18 Feb 08:15 PM PST
Extended Forecast for

4 Miles SSW Onalaska WA

  • Tonight

    Tonight: Rain and snow showers, mainly before 1am. Low around 27. Light and variable wind. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 27 °F

    Rain/Snow
    then
    Rain/Snow
    Likely

  • Thursday

    Thursday: A slight chance of rain and snow showers before 10am, then a chance of rain showers between 10am and 4pm, then a slight chance of rain and snow showers after 4pm. Partly sunny, with a high near 41. Light north wind. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A slight chance of rain and snow showers before 10pm, then a slight chance of snow showers after 4am. Partly cloudy, with a low around 22. Calm wind. Chance of precipitation is 20%.

    Low: 22 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Friday

    Friday: A slight chance of snow before 10am, then a chance of rain and snow between 10am and 1pm, then a chance of rain after 1pm. Mostly cloudy, with a high near 42. Wind chill values between 24 and 34. Light south wind. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 42 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain before 10pm, then a chance of rain and snow. Mostly cloudy, with a low around 31. Calm wind. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: A chance of rain and snow before 10am, then rain likely. Cloudy, with a high near 49. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 49 °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 53.

    High: 53 °F

    Rain

  • Sunday Night

    Sunday Night: Rain. Cloudy, with a low around 36.

    Low: 36 °F

    Rain

Detailed Forecast

Tonight
Rain and snow showers, mainly before 1am. Low around 27. Light and variable wind. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.
Thursday
A slight chance of rain and snow showers before 10am, then a chance of rain showers between 10am and 4pm, then a slight chance of rain and snow showers after 4pm. Partly sunny, with a high near 41. Light north wind. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Thursday Night
A slight chance of rain and snow showers before 10pm, then a slight chance of snow showers after 4am. Partly cloudy, with a low around 22. Calm wind. Chance of precipitation is 20%.
Friday
A slight chance of snow before 10am, then a chance of rain and snow between 10am and 1pm, then a chance of rain after 1pm. Mostly cloudy, with a high near 42. Wind chill values between 24 and 34. Light south wind. Chance of precipitation is 40%. Little or no snow accumulation expected.
Friday Night
A chance of rain before 10pm, then a chance of rain and snow. Mostly cloudy, with a low around 31. Calm wind. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday
A chance of rain and snow before 10am, then rain likely. Cloudy, with a high near 49. 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 53.
Sunday Night
Rain. Cloudy, with a low around 36.
Monday
Rain. Cloudy, with a high near 47.
Monday Night
Rain. Mostly cloudy, with a low around 35.
Tuesday
Rain. Mostly cloudy, with a high near 47.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 34.
Wednesday
Rain. Mostly cloudy, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Onalaska WA
 46.52°N 122.75°W (Elev. 423 ft)
Last Update:
7:01 pm PST Feb 18, 2026
Forecast Valid:
8pm 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