Current conditions at

Grand Coulee Dam Airport (K3W7)

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

Clear

52°F

11°C

Humidity 37%
Wind Speed NNW 5 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 08 Apr 10:55 AM PDT
Extended Forecast for

Coulee City WA

  • Today

    Today: Sunny, with a high near 62. East wind around 6 mph becoming west in the afternoon.

    High: 62 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 43. Southwest wind 5 to 8 mph becoming north after midnight.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 65. North wind 6 to 11 mph.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45. North wind 6 to 9 mph.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 69. North wind 6 to 9 mph.

    High: 69 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 11am.  Mostly cloudy, with a high near 63. Chance of precipitation is 30%.

    High: 63 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 47. Chance of precipitation is 40%.

    Low: 47 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 11am.  Mostly cloudy, with a high near 56. Chance of precipitation is 40%.

    High: 56 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 62. East wind around 6 mph becoming west in the afternoon.
Tonight
Mostly clear, with a low around 43. Southwest wind 5 to 8 mph becoming north after midnight.
Thursday
Sunny, with a high near 65. North wind 6 to 11 mph.
Thursday Night
Mostly clear, with a low around 45. North wind 6 to 9 mph.
Friday
Mostly sunny, with a high near 69. North wind 6 to 9 mph.
Friday Night
Mostly cloudy, with a low around 53.
Saturday
A chance of showers, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 63. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 47. Chance of precipitation is 40%.
Sunday
A chance of showers, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 56. Chance of precipitation is 40%.
Sunday Night
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 45.
Monday
Partly sunny, with a high near 59.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Partly sunny, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Coulee City WA
 47.61°N 119.28°W (Elev. 1624 ft)
10:56 am PDT Apr 8, 2026
11am PDT Apr 8, 2026-6pm PDT Apr 14, 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