Major Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold in the North-Central U.S.

A large, long-duration winter storm is expected to bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies/Plains into the Mid-South beginning Friday, spreading eastward to the Mid-Atlantic and New England this weekend. An Arctic front will bring frigid temperatures and gusty winds that will lead to dangerous wind chills from the Northern Plains and Upper Midwest. Read More >

Current conditions at

Grand Coulee Dam Airport (K3W7)

Lat: 47.92205°NLon: 119.083°WElev: 1593.0ft.

Overcast

30°F

-1°C

Humidity 80%
Wind Speed SSW 3 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 22 Jan 08:35 AM PST
Extended Forecast for

Grand Coulee WA

  • Today

    Today: Mostly cloudy, with a high near 34. Light and variable wind.

    High: 34 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 25. North wind 3 to 5 mph.

    Low: 25 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny, with a high near 35. North wind around 6 mph.

    High: 35 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 21. Light northwest wind.

    Low: 21 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 32. Light and variable wind becoming west around 5 mph in the afternoon.

    High: 32 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 21.

    Low: 21 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 33.

    High: 33 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 34. Light and variable wind.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 25. North wind 3 to 5 mph.
Friday
Sunny, with a high near 35. North wind around 6 mph.
Friday Night
Mostly clear, with a low around 21. Light northwest wind.
Saturday
Sunny, with a high near 32. Light and variable wind becoming west around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 21.
Sunday
Sunny, with a high near 33.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Mostly sunny, with a high near 35.
Monday Night
Mostly cloudy, with a low around 25.
Tuesday
Mostly sunny, with a high near 38.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
A slight chance of rain and snow. Partly sunny, with a high near 40. Chance of precipitation is 20%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Grand Coulee WA
 47.94°N 119.02°W (Elev. 1601 ft)
3:16 am PST Jan 22, 2026
8am PST Jan 22, 2026-6pm PST Jan 28, 2026
 
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