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

53°F

12°C

Humidity 97%
Wind Speed NNW 0 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 52°F (11°C)
Visibility NA
Last update 03 Oct 12:45 PM PDT
Extended Forecast for

3 Miles ESE Onalaska WA

  • This Afternoon

    This Afternoon: A 20 percent chance of showers after 4pm. Mostly sunny, with a high near 66. Calm wind.

    High: 66 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A 50 percent chance of showers, mainly before 3am. Mostly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly after 11am. Mostly cloudy, with a high near 64. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 11pm. Partly cloudy, with a low around 43. Light and variable wind.

    Low: 43 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 68. Calm wind becoming north around 5 mph in the afternoon.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 40.

    Low: 40 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers after 4pm. Mostly sunny, with a high near 66. Calm wind.
Tonight
A 50 percent chance of showers, mainly before 3am. Mostly cloudy, with a low around 48. Calm wind.
Saturday
Showers likely, mainly after 11am. Mostly cloudy, with a high near 64. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A 30 percent chance of showers before 11pm. Partly cloudy, with a low around 43. Light and variable wind.
Sunday
Sunny, with a high near 68. Calm wind becoming north around 5 mph in the afternoon.
Sunday Night
Clear, with a low around 40.
Monday
Sunny, with a high near 72.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
A chance of rain. Partly sunny, with a high near 68.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 43.
Thursday
A chance of rain. Partly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Onalaska WA
 46.55°N 122.66°W (Elev. 600 ft)
Last Update:
8:00 am PDT Oct 3, 2025
Forecast Valid:
1pm PDT Oct 3, 2025-6pm PDT Oct 9, 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