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

DW8787 CHEHALIS (D8787)

Lat: 46.64646°NLon: 122.8388°WElev: 564.0ft.

NA

41°F

5°C

Humidity 99%
Wind Speed N 0 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 41°F (5°C)
Visibility NA
Last update 19 Nov 04:30 PM PST
Extended Forecast for

3 Miles S Onalaska WA

  • Tonight

    Tonight: Rain. Low around 39. South southeast wind 3 to 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Rain

  • Thursday

    Thursday: A slight chance of rain before 9am, then a chance of rain after 10am. Mostly sunny, with a high near 51. South wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 30%.

    High: 51 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of rain. Mostly cloudy, with a high near 51. Light south wind.

    High: 51 °F

    Chance Rain

  • Friday Night

    Friday Night: Rain likely, mainly after 4am. Mostly cloudy, with a low around 41. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Rain Likely

  • Saturday

    Saturday: Rain likely, mainly before 10am. Mostly cloudy, with a high near 53. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Rain Likely

  • Saturday Night

    Saturday Night: A 50 percent chance of rain. Cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely, mainly after 10am. Cloudy, with a high near 52.

    High: 52 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain. Cloudy, with a low around 40.

    Low: 40 °F

    Rain

Detailed Forecast

Tonight
Rain. Low around 39. South southeast wind 3 to 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A slight chance of rain before 9am, then a chance of rain after 10am. Mostly sunny, with a high near 51. South wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 35. Calm wind.
Friday
A 40 percent chance of rain. Mostly cloudy, with a high near 51. Light south wind.
Friday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 41. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 53. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A 50 percent chance of rain. Cloudy, with a low around 42.
Sunday
Rain likely, mainly after 10am. Cloudy, with a high near 52.
Sunday Night
Rain. Cloudy, with a low around 40.
Monday
Rain likely, mainly before 4pm. Mostly cloudy, with a high near 49.
Monday Night
A chance of rain. Mostly cloudy, with a low around 33.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 47.
Tuesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 30.
Wednesday
A slight chance of rain and snow. Partly sunny, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Onalaska WA
 46.54°N 122.72°W (Elev. 528 ft)
Last Update:
1:25 pm PST Nov 19, 2025
Forecast Valid:
4pm PST Nov 19, 2025-6pm PST Nov 26, 2025
 
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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