Critical Fire Weather in the High Plains; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central and southern High Plains Wednesday. Two Pacific storms will continue impacting the mountains of the western U.S. into Thursday with gusty winds and heavy snow. Heavy snow and gusty winds will continue to impact the northern Plains into the central Great Lakes Wednesday. Read More >

Current conditions at

Grand Coulee Dam Airport (K3W7)

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

Mostly Cloudy

30°F

-1°C

Humidity 100%
Wind Speed NW 3 MPH
Barometer 29.5 in (998.99 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 18 Feb 12:55 AM PST
Extended Forecast for

2 Miles WNW Coulee City WA

Winter Weather Advisory until February 18, 10:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until February 18, 10:00am

    NOW until 10:00am Wed

    Winter Weather Advisory

  • Overnight

    Low: 27 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 38. Northwest wind 7 to 10 mph.

    High: 38 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before 10pm.  Mostly cloudy, with a low around 25. North wind 6 to 10 mph.

    Low: 25 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow before 10am.  Mostly cloudy, with a high near 35. North wind 11 to 15 mph.

    High: 35 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 21. North wind around 8 mph.

    Low: 21 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Friday Night

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

    Low: 27 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 41.

    High: 41 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 27. Northwest wind around 8 mph.
Wednesday
Mostly sunny, with a high near 38. Northwest wind 7 to 10 mph.
Wednesday Night
A 20 percent chance of snow before 10pm. Mostly cloudy, with a low around 25. North wind 6 to 10 mph.
Thursday
A 20 percent chance of snow before 10am. Mostly cloudy, with a high near 35. North wind 11 to 15 mph.
Thursday Night
Partly cloudy, with a low around 21. North wind around 8 mph.
Friday
Mostly sunny, with a high near 35.
Friday Night
Mostly cloudy, with a low around 27.
Saturday
Mostly cloudy, with a high near 41.
Saturday Night
A 20 percent chance of snow after 10pm. Mostly cloudy, with a low around 31.
Sunday
A chance of snow before 1pm, then a chance of rain and snow. Partly sunny, with a high near 45. Chance of precipitation is 40%.
Sunday Night
Rain and snow likely. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.
Monday
Rain and snow likely. Mostly cloudy, with a high near 46. Chance of precipitation is 70%.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 40%.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 47. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Coulee City WA
 47.63°N 119.32°W (Elev. 1568 ft)
1:11 am PST Feb 18, 2026
1am PST Feb 18, 2026-6pm PST Feb 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