Inclement Weather in the Pacific Northwest; Severe Thunderstorms in the Southeast; Impending Winter Storm

An approaching storm will bring rain and high elevation snow to Pacific Northwest through the weekend. Isolated severe thunderstorms are possible across parts of the Southeast today into this evening as a low strengthens over the Southeast. This system will form into a winter storm on Sunday that will bring heavy snow, high winds, and coastal flooding to the Mid-Atlantic and Northeast into Monday. Read More >

Current conditions at

DW8787 CHEHALIS (D8787)

Lat: 46.64646°NLon: 122.8388°WElev: 550.0ft.

NA

39°F

4°C

Humidity 96%
Wind Speed ESE 1 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 38°F (3°C)
Visibility NA
Last update 21 Feb 09:45 AM PST
Extended Forecast for

3 Miles S Onalaska WA

  • Today

    Today: Rain, mainly before 5pm.  High near 44. East southeast wind around 6 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Rain

  • Tonight

    Tonight: Rain.  Low around 40. East southeast wind around 7 mph, with gusts as high as 22 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Rain

  • Sunday

    Sunday: Rain.  High near 48. South wind around 7 mph, with gusts as high as 20 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Rain

  • Sunday Night

    Sunday Night: Rain.  Low around 41. South southeast wind 3 to 5 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Rain

  • Monday

    Monday: Rain.  High near 47. Light south wind.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 47 °F

    Rain

  • Monday Night

    Monday Night: Rain.  Low around 38. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Rain

  • Tuesday

    Tuesday: Rain.  High near 48. Chance of precipitation is 80%.

    High: 48 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 10pm.  Mostly cloudy, with a low around 34.

    Low: 34 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain likely, mainly after 10am.  Mostly cloudy, with a high near 47.

    High: 47 °F

    Rain Likely

Detailed Forecast

Today
Rain, mainly before 5pm. High near 44. East southeast wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Low around 40. East southeast wind around 7 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain. High near 48. South wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain. Low around 41. South southeast wind 3 to 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain. High near 47. Light south wind. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Monday Night
Rain. Low around 38. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain. High near 48. Chance of precipitation is 80%.
Tuesday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 34.
Wednesday
Rain likely, mainly after 10am. Mostly cloudy, with a high near 47.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 34.
Thursday
Rain likely. Mostly cloudy, with a high near 48.
Thursday Night
Rain likely. Mostly cloudy, with a low around 36.
Friday
Rain likely. Mostly cloudy, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Onalaska WA
 46.54°N 122.72°W (Elev. 528 ft)
7:01 am PST Feb 21, 2026
10am PST Feb 21, 2026-6pm PST Feb 27, 2026
 
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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