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 100%
Wind Speed E 0 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 41°F (5°C)
Visibility NA
Last update 02 Jan 06:00 AM PST
Extended Forecast for

4 Miles SSW Onalaska WA

  • Today

    Today: Rain likely, mainly after 2pm. Mostly cloudy, with a high near 51. South wind 3 to 5 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Rain Likely

  • Tonight

    Tonight: Rain likely. Mostly cloudy, with a low around 43. Light east wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Rain Likely

  • Saturday

    Saturday: Rain. High near 52. South southeast wind 3 to 8 mph. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 42. South wind 9 to 14 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Rain

  • Sunday

    Sunday: Rain. High near 46. South wind 6 to 13 mph, with gusts as high as 29 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 38. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain

  • Monday

    Monday: Rain likely, mainly before 10am. Mostly cloudy, with a high near 45. Chance of precipitation is 60%.

    High: 45 °F

    Rain Likely

  • Monday Night

    Monday Night: A chance of rain. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely, mainly after 10am. Cloudy, with a high near 42.

    High: 42 °F

    Rain Likely

Detailed Forecast

Today
Rain likely, mainly after 2pm. Mostly cloudy, with a high near 51. South wind 3 to 5 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain likely. Mostly cloudy, with a low around 43. Light east wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain. High near 52. South southeast wind 3 to 8 mph. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain. Low around 42. South wind 9 to 14 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain. High near 46. South wind 6 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain. Low around 38. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 45. Chance of precipitation is 60%.
Monday Night
A chance of rain. Mostly cloudy, with a low around 35.
Tuesday
Rain likely, mainly after 10am. Cloudy, with a high near 42.
Tuesday Night
Rain likely. Cloudy, with a low around 35.
Wednesday
Rain likely. Cloudy, with a high near 42.
Wednesday Night
Rain likely, possibly mixed with snow. Mostly cloudy, with a low around 33.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 42.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Onalaska WA
 46.54°N 122.75°W (Elev. 535 ft)
Last Update:
1:25 am PST Jan 2, 2026
Forecast Valid:
6am PST Jan 2, 2026-6pm PST Jan 8, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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