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

Ephrata, Ephrata Municipal Airport (KEPH)

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

Clear

57°F

14°C

Humidity 30%
Wind Speed N 0 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 18 Apr 07:35 PM PDT
Extended Forecast for

9 Miles SW Coulee City WA

  • Tonight

    Tonight: Partly cloudy, with a low around 43. South wind 5 to 10 mph becoming north in the evening.

    Low: 43 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 73. East wind 7 to 10 mph.

    High: 73 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 50. East wind 7 to 10 mph becoming north after midnight.

    Low: 50 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 78. North wind 7 to 10 mph becoming east in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52. Southeast wind around 7 mph becoming northwest in the evening.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain, then a chance of showers and thunderstorms after 11pm. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.

    Low: 52 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of rain. Mostly cloudy, with a high near 62.

    High: 62 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 43. South wind 5 to 10 mph becoming north in the evening.
Sunday
Mostly sunny, with a high near 73. East wind 7 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 50. East wind 7 to 10 mph becoming north after midnight.
Monday
Mostly sunny, with a high near 78. North wind 7 to 10 mph becoming east in the afternoon.
Monday Night
Partly cloudy, with a low around 52. Southeast wind around 7 mph becoming northwest in the evening.
Tuesday
Partly sunny, with a high near 78.
Tuesday Night
A slight chance of rain, then a chance of showers and thunderstorms after 11pm. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 62.
Wednesday Night
A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 45.
Thursday
A 20 percent chance of rain before 11am. Mostly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 44.
Saturday
Sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SW Coulee City WA
 47.53°N 119.45°W (Elev. 1552 ft)
Last Update:
2:06 pm PDT Apr 18, 2026
Forecast Valid:
7pm PDT Apr 18, 2026-6pm PDT Apr 25, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation