Snow May Produce Poor Travel Conditions in the North-Central U.S. and East Coast

A strong cold front sweeping across the Northern Plains may bring snow showers and snow squalls from eastern Montana to north-central Nebraska, with blizzard conditions possible in eastern North Dakota and northwestern Montana. Heavy snow is expected to persist downwind of the Great Lakes. Snow showers will spread up the East Coast across the Mid-Atlantic and Northeast coasts. 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 92%
Wind Speed NNW 4 MPH
Barometer 30.48 in (1032.17 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 18 Jan 02:35 PM PST
Extended Forecast for

9 Miles NNW Coulee City WA

Air Stagnation Advisory January 18, 02:51pm until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 18, 02:51pm until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • This Afternoon

    High: 35 °F

    Areas Fog

  • Tonight

    Tonight: Areas of fog before 10pm.  Otherwise, increasing clouds, with a low around 23. Southwest wind around 6 mph becoming southeast after midnight.

    Low: 23 °F

    Areas Fog
    then Mostly
    Cloudy

  • M.L.King Day

    M.L.King Day: Areas of fog before 3pm.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 33. Southeast wind around 6 mph.

    High: 33 °F

    Areas Fog

  • Monday Night

    Monday Night: Increasing clouds, with a low around 25. Light and variable wind becoming northeast around 6 mph in the evening.

    Low: 25 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 36. North wind around 7 mph.

    High: 36 °F

    Partly Sunny

  • Tuesday Night

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

    Low: 23 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Areas of fog. Otherwise, sunny, with a high near 35. Northeast wind around 6 mph.
Tonight
Areas of fog before 10pm. Otherwise, increasing clouds, with a low around 23. Southwest wind around 6 mph becoming southeast after midnight.
M.L.King Day
Areas of fog before 3pm. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 33. Southeast wind around 6 mph.
Monday Night
Increasing clouds, with a low around 25. Light and variable wind becoming northeast around 6 mph in the evening.
Tuesday
Partly sunny, with a high near 36. North wind around 7 mph.
Tuesday Night
Partly cloudy, with a low around 23.
Wednesday
Mostly sunny, with a high near 36.
Wednesday Night
Mostly cloudy, with a low around 25.
Thursday
Partly sunny, with a high near 35.
Thursday Night
Mostly cloudy, with a low around 25.
Friday
A 20 percent chance of snow. Partly sunny, with a high near 36.
Friday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 21.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 29.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNW Coulee City WA
 47.73°N 119.35°W (Elev. 2326 ft)
1:12 pm PST Jan 18, 2026
2pm PST Jan 18, 2026-6pm PST Jan 24, 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