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 77%
Wind Speed NW 0 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 46°F (8°C)
Visibility NA
Last update 14 Jun 09:45 AM PDT
Extended Forecast for

6 Miles ENE Onalaska WA

  • Today

    Today: Mostly sunny, with a high near 65. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 40. Northwest wind around 5 mph becoming calm in the evening.

    Low: 40 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Mostly sunny, with a high near 71. Light and variable wind.

    High: 71 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43. North northwest wind around 5 mph becoming calm in the evening.

    Low: 43 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 68. Calm wind becoming west around 5 mph in the afternoon.

    High: 68 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers. Partly sunny, with a high near 70.

    High: 70 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly after 11pm. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly before 11am. Mostly cloudy, with a high near 67.

    High: 67 °F

    Showers
    Likely

Detailed Forecast

Today
Mostly sunny, with a high near 65. Calm wind becoming northwest around 5 mph in the afternoon.
Tonight
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 40. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 71. Light and variable wind.
Sunday Night
Partly cloudy, with a low around 43. North northwest wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 68. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 70.
Tuesday Night
A chance of showers, mainly after 11pm. Mostly cloudy, with a low around 52.
Wednesday
Showers likely, mainly before 11am. Mostly cloudy, with a high near 67.
Wednesday Night
Partly cloudy, with a low around 44.
Juneteenth
A slight chance of showers. Partly sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 45.
Friday
A chance of showers. Mostly cloudy, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ENE Onalaska WA
 46.6°N 122.62°W (Elev. 997 ft)
Last Update:
9:40 am PDT Jun 14, 2025
Forecast Valid:
10am PDT Jun 14, 2025-6pm PDT Jun 20, 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