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

40°F

4°C

Humidity 100%
Wind Speed ESE 0 MPH
Barometer 30.4 in (1029.46 mb)
Dewpoint 40°F (4°C)
Visibility NA
Last update 24 Nov 05:45 PM PST
Extended Forecast for

6 Miles SE Onalaska WA

  • Tonight

    Tonight: A 10 percent chance of rain after 5am. Patchy fog before 11pm. Otherwise, mostly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Patchy Fog
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: Rain, mainly after 8am. High near 44. Light east wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 44 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Steady temperature around 42. Southeast wind 3 to 6 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Rain

  • Wednesday

    Wednesday: Rain. High near 50. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 50 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 44. Light south southeast wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 44 °F

    Rain

  • Thanksgiving Day

    Thanksgiving Day: Rain. High near 51. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 51 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.

    Low: 41 °F

    Rain Likely

  • Friday

    Friday: A chance of rain. Patchy fog before 1pm. Otherwise, mostly cloudy, with a high near 49.

    High: 49 °F

    Chance Rain
    and Patchy
    Fog

  • Friday Night

    Friday Night: A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain
    and Patchy
    Fog

Detailed Forecast

Tonight
A 10 percent chance of rain after 5am. Patchy fog before 11pm. Otherwise, mostly cloudy, with a low around 34. Calm wind.
Tuesday
Rain, mainly after 8am. High near 44. Light east wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Steady temperature around 42. Southeast wind 3 to 6 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain. High near 50. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain. Low around 44. Light south southeast wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thanksgiving Day
Rain. High near 51. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.
Friday
A chance of rain. Patchy fog before 1pm. Otherwise, mostly cloudy, with a high near 49.
Friday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 36.
Saturday
A chance of rain. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 47.
Saturday Night
A chance of rain and snow. Patchy fog. Otherwise, partly cloudy, with a low around 30.
Sunday
A slight chance of rain and snow. Mostly sunny, with a high near 45.
Sunday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 32.
Monday
A slight chance of rain and snow. Partly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SE Onalaska WA
 46.51°N 122.62°W (Elev. 400 ft)
Last Update:
3:11 pm PST Nov 24, 2025
Forecast Valid:
6pm PST Nov 24, 2025-6pm PST Dec 1, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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