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

44°F

7°C

Humidity 100%
Wind Speed NE 0 MPH
Barometer 29.61 in (1002.71 mb)
Dewpoint 44°F (7°C)
Visibility NA
Last update 02 Jan 10:30 PM PST
Extended Forecast for

4 Miles NE Onalaska WA

  • Tonight

    Tonight: Rain. Low around 44. East southeast wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Mostly Cloudy
    then Rain

  • Saturday

    Saturday: Rain before 10am, then rain likely after 11am. High near 51. Southeast wind around 8 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Steady temperature around 46. South wind 10 to 14 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Rain

  • Sunday

    Sunday: Rain. High near 46. South wind 7 to 13 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Rain

  • Sunday Night

    Sunday Night: Rain. Low around 36. Light south wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 36 °F

    Rain

  • Monday

    Monday: A 50 percent chance of rain before 4pm. Partly sunny, with a high near 43.

    High: 43 °F

    Chance Rain

  • Monday Night

    Monday Night: Rain likely, mainly after 4am. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.

    Low: 34 °F

    Chance Rain
    then Rain
    Likely

  • Tuesday

    Tuesday: Rain. Cloudy, with a high near 41.

    High: 41 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Cloudy, with a low around 35.

    Low: 35 °F

    Rain

Detailed Forecast

Tonight
Rain. Low around 44. East southeast wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain before 10am, then rain likely after 11am. High near 51. Southeast wind around 8 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain. Steady temperature around 46. South wind 10 to 14 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain. High near 46. South wind 7 to 13 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain. Low around 36. Light south wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A 50 percent chance of rain before 4pm. Partly sunny, with a high near 43.
Monday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.
Tuesday
Rain. Cloudy, with a high near 41.
Tuesday Night
Rain. Cloudy, with a low around 35.
Wednesday
Rain. Cloudy, with a high near 41.
Wednesday Night
Rain. Mostly cloudy, with a low around 33.
Thursday
A chance of rain. Mostly cloudy, with a high near 42.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 33.
Friday
A slight chance of rain and snow. Mostly cloudy, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Onalaska WA
 46.61°N 122.68°W (Elev. 794 ft)
Last Update:
7:01 pm PST Jan 2, 2026
Forecast Valid:
10pm PST Jan 2, 2026-6pm PST Jan 9, 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