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

41°F

5°C

Humidity 99%
Wind Speed ENE 1 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 41°F (5°C)
Visibility NA
Last update 02 Dec 04:01 AM PST
Extended Forecast for

11 Miles NE Onalaska WA

  • Overnight

    Overnight: A 50 percent chance of rain. Cloudy, with a low around 34. South wind around 10 mph.

    Low: 34 °F

    Chance Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly before 9am. Cloudy, with a high near 39. West southwest wind around 6 mph becoming calm in the morning.

    High: 39 °F

    Chance Rain
    then Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a steady temperature around 34. Light east northeast wind.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Patchy fog after 1pm. Otherwise, cloudy, with a high near 38. Southeast wind around 5 mph becoming calm in the morning.

    High: 38 °F

    Cloudy then
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Rain likely after 4am. Patchy fog before 7pm. Otherwise, mostly cloudy, with a low around 33. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Patchy Fog
    then Rain
    Likely

  • Thursday

    Thursday: Rain. High near 40. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 40 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 38. Chance of precipitation is 80%.

    Low: 38 °F

    Rain

  • Friday

    Friday: Rain. Cloudy, with a high near 45.

    High: 45 °F

    Rain

  • Friday Night

    Friday Night: Rain. Cloudy, with a low around 42.

    Low: 42 °F

    Rain

Detailed Forecast

Overnight
A 50 percent chance of rain. Cloudy, with a low around 34. South wind around 10 mph.
Tuesday
A 30 percent chance of rain, mainly before 9am. Cloudy, with a high near 39. West southwest wind around 6 mph becoming calm in the morning.
Tuesday Night
Mostly cloudy, with a steady temperature around 34. Light east northeast wind.
Wednesday
Patchy fog after 1pm. Otherwise, cloudy, with a high near 38. Southeast wind around 5 mph becoming calm in the morning.
Wednesday Night
Rain likely after 4am. Patchy fog before 7pm. Otherwise, mostly cloudy, with a low around 33. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain. High near 40. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain. Low around 38. Chance of precipitation is 80%.
Friday
Rain. Cloudy, with a high near 45.
Friday Night
Rain. Cloudy, with a low around 42.
Saturday
Rain. Cloudy, with a high near 43.
Saturday Night
Rain. Cloudy, with a low around 40.
Sunday
Rain. Cloudy, with a high near 44.
Sunday Night
Rain likely. Mostly cloudy, with a low around 39.
Monday
Rain. Cloudy, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NE Onalaska WA
 46.69°N 122.58°W (Elev. 2589 ft)
Last Update:
1:25 am PST Dec 2, 2025
Forecast Valid:
4am PST Dec 2, 2025-6pm PST Dec 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