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: 550.0ft.

NA

50°F

10°C

Humidity 94%
Wind Speed ESE 0 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 48°F (9°C)
Visibility NA
Last update 14 Oct 05:45 AM PDT
Extended Forecast for

5 Miles SE Onalaska WA

  • Today

    Today: Cloudy through mid morning, then gradual clearing, with a high near 66. Calm wind.

    High: 66 °F

    Gradual
    Clearing

  • Tonight

    Tonight: Mostly clear, with a low around 44. Light and variable wind.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 76. Calm wind.

    High: 76 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51. Light and variable wind becoming east 5 to 10 mph after midnight. Winds could gust as high as 25 mph.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 75. East southeast wind around 5 mph becoming calm in the morning.

    High: 75 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance Rain

  • Saturday

    Saturday: Rain likely before 11am. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.

    High: 60 °F

    Rain Likely
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

Detailed Forecast

Today
Cloudy through mid morning, then gradual clearing, with a high near 66. Calm wind.
Tonight
Mostly clear, with a low around 44. Light and variable wind.
Thursday
Mostly sunny, with a high near 76. Calm wind.
Thursday Night
Mostly clear, with a low around 51. Light and variable wind becoming east 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Friday
Mostly sunny, with a high near 75. East southeast wind around 5 mph becoming calm in the morning.
Friday Night
A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 48.
Saturday
Rain likely before 11am. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Partly sunny, with a high near 59.
Sunday Night
A slight chance of rain after 11pm. Mostly cloudy, with a low around 40.
Monday
A chance of rain. Cloudy, with a high near 55.
Monday Night
A chance of rain. Mostly cloudy, with a low around 38.
Tuesday
A slight chance of rain. Partly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SE Onalaska WA
 46.53°N 122.63°W (Elev. 600 ft)
Last Update:
12:30 am PDT Oct 14, 2026
Forecast Valid:
6am PDT Oct 14, 2026-6pm PDT Oct 20, 2026
 
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