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Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

DW8787 CHEHALIS (D8787)

Lat: 46.64646°NLon: 122.8388°WElev: 564.0ft.

NA

46°F

8°C

Humidity 99%
Wind Speed ESE 0 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 46°F (8°C)
Visibility NA
Last update 28 Jan 09:00 PM PST
Extended Forecast for

Onalaska WA

  • Tonight

    Tonight: Rain. Low around 44. South southeast wind 9 to 11 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain

  • Thursday

    Thursday: Rain. High near 49. South southeast wind 7 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Rain

  • Thursday Night

    Thursday Night: Rain, mainly before 10pm. Low around 44. East southeast wind 3 to 5 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Rain then
    Chance Rain

  • Friday

    Friday: Rain, mainly after 10am. High near 50. South southeast wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Rain

  • Friday Night

    Friday Night: Rain likely, mainly before 10pm. Cloudy, with a low around 43. Light southeast wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Rain Likely
    then Chance
    Rain

  • Saturday

    Saturday: A 20 percent chance of rain before 10am. Mostly cloudy, with a high near 57.

    High: 57 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

  • Sunday

    Sunday: Rain, mainly after 10am. Mostly cloudy, with a high near 51.

    High: 51 °F

    Rain

  • Sunday Night

    Sunday Night: Rain, mainly before 10pm. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Rain

Detailed Forecast

Tonight
Rain. Low around 44. South southeast wind 9 to 11 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain. High near 49. South southeast wind 7 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain, mainly before 10pm. Low around 44. East southeast wind 3 to 5 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain, mainly after 10am. High near 50. South southeast wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain likely, mainly before 10pm. Cloudy, with a low around 43. Light southeast wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 20 percent chance of rain before 10am. Mostly cloudy, with a high near 57.
Saturday Night
A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 42.
Sunday
Rain, mainly after 10am. Mostly cloudy, with a high near 51.
Sunday Night
Rain, mainly before 10pm. Mostly cloudy, with a low around 40.
Monday
A chance of rain. Mostly cloudy, with a high near 51.
Monday Night
A chance of rain. Mostly cloudy, with a low around 38.
Tuesday
Partly sunny, with a high near 56.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Partly sunny, with a high near 57.
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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:
7:01 pm PST Jan 28, 2026
Forecast Valid:
9pm PST Jan 28, 2026-6pm PST Feb 4, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation