Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Current conditions at

Grand Coulee Dam Airport (K3W7)

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

Clear

18°F

-8°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.34 in (1027.43 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 24 Jan 07:55 AM PST
Extended Forecast for

Grand Coulee WA

  • Today

    Today: Sunny, with a high near 33. Calm wind becoming southwest around 5 mph.

    High: 33 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 21. Calm wind becoming southeast around 5 mph.

    Low: 21 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 34. East wind around 5 mph.

    High: 34 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 24. Light northeast wind.

    Low: 24 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 35. East wind 3 to 5 mph.

    High: 35 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 41.

    High: 41 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 33. Calm wind becoming southwest around 5 mph.
Tonight
Mostly clear, with a low around 21. Calm wind becoming southeast around 5 mph.
Sunday
Sunny, with a high near 34. East wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 24. Light northeast wind.
Monday
Mostly cloudy, with a high near 35. East wind 3 to 5 mph.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
Mostly sunny, with a high near 39.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
Mostly cloudy, with a high near 41.
Wednesday Night
Mostly cloudy, with a low around 30.
Thursday
Partly sunny, with a high near 42.
Thursday Night
Mostly cloudy, with a low around 33.
Friday
Mostly cloudy, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Coulee WA
 47.94°N 119.02°W (Elev. 1601 ft)
3:22 am PST Jan 24, 2026
8am PST Jan 24, 2026-6pm PST Jan 30, 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