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

43°F

6°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 43°F (6°C)
Visibility NA
Last update 02 Nov 12:30 AM PDT
Extended Forecast for

Onalaska WA

  • Overnight

    Overnight: A chance of rain before 3am, then a slight chance of rain after 5am. Mostly cloudy, with a low around 40. Light south southeast wind. Chance of precipitation is 40%.

    Low: 40 °F

    Chance Rain

  • Sunday

    Sunday: Mostly sunny, with a high near 54. Calm wind.

    High: 54 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 39. Light north northeast wind.

    Low: 39 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 54. Calm wind.

    High: 54 °F

    Chance Rain

  • Monday Night

    Monday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 39. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain likely, mainly before 11am. Mostly cloudy, with a high near 57. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain. Low around 46. Chance of precipitation is 100%.

    Low: 46 °F

    Rain

  • Wednesday

    Wednesday: Rain. Cloudy, with a high near 56.

    High: 56 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain. Cloudy, with a low around 45.

    Low: 45 °F

    Rain

Detailed Forecast

Overnight
A chance of rain before 3am, then a slight chance of rain after 5am. Mostly cloudy, with a low around 40. Light south southeast wind. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 54. Calm wind.
Sunday Night
Mostly cloudy, with a low around 39. Light north northeast wind.
Monday
A 30 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 54. Calm wind.
Monday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 39. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 57. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain. Low around 46. Chance of precipitation is 100%.
Wednesday
Rain. Cloudy, with a high near 56.
Wednesday Night
Rain. Cloudy, with a low around 45.
Thursday
Rain. Cloudy, with a high near 54.
Thursday Night
Rain. Cloudy, with a low around 43.
Friday
Rain. Cloudy, with a high near 51.
Friday Night
A chance of rain. Mostly cloudy, with a low around 38.
Saturday
A chance of rain. Mostly cloudy, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Onalaska WA
 46.58°N 122.74°W (Elev. 600 ft)
Last Update:
8:01 pm PDT Nov 1, 2025
Forecast Valid:
12am PDT Nov 2, 2025-6pm PST Nov 8, 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