National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
News Headlines
Current conditions at

Ephrata, Ephrata Municipal Airport (KEPH)

Lat: 47.3075°NLon: 119.51583°WElev: 1276.0ft.

Clear

72°F

22°C

Humidity 40%
Wind Speed S 17 MPH
Barometer 29.72 in (1006.44 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 02 Sep 11:00 AM PDT
Extended Forecast for

Coulee City WA

  • Today

    Today: Patchy blowing dust after 2pm. Partly sunny, with a high near 69. Breezy, with a south wind 16 to 23 mph, with gusts as high as 37 mph.

    High: 69 °F

    Patchy
    Blowing Dust
    and Breezy

  • Tonight

    Tonight: Showers likely, mainly before 11pm. Mostly cloudy, with a low around 50. Windy, with a south wind 20 to 29 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Windy.
    Showers
    Likely then
    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 64. South wind 11 to 14 mph.

    High: 64 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 49. South wind 5 to 9 mph becoming north after midnight.

    Low: 49 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers after 11am. Partly sunny, with a high near 64. Northeast wind 5 to 7 mph becoming south in the afternoon.

    High: 64 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers. Partly sunny, with a high near 67.

    High: 67 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 72. Breezy.

    High: 72 °F

    Partly Sunny
    and Breezy
    then Mostly
    Sunny

Detailed Forecast

Today
Patchy blowing dust after 2pm. Partly sunny, with a high near 69. Breezy, with a south wind 16 to 23 mph, with gusts as high as 37 mph.
Tonight
Showers likely, mainly before 11pm. Mostly cloudy, with a low around 50. Windy, with a south wind 20 to 29 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Mostly sunny, with a high near 64. South wind 11 to 14 mph.
Thursday Night
Mostly cloudy, with a low around 49. South wind 5 to 9 mph becoming north after midnight.
Friday
A 30 percent chance of showers after 11am. Partly sunny, with a high near 64. Northeast wind 5 to 7 mph becoming south in the afternoon.
Friday Night
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 53.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 67.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Partly sunny, with a high near 72. Breezy.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 58.
Labor Day
A 30 percent chance of showers. Partly sunny, with a high near 71.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 73.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Coulee City WA
 47.61°N 119.28°W (Elev. 1624 ft)
Last Update:
9:51 am PDT Sep 2, 2026
Forecast Valid:
11am PDT Sep 2, 2026-6pm PDT Sep 8, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation