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

Hazardous Weather Conditions

Current conditions at

Ephrata, Ephrata Municipal Airport (KEPH)

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

Partly Cloudy

73°F

23°C

Humidity 35%
Wind Speed NW 14 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 11 Aug 01:35 AM PDT
Extended Forecast for

4 Miles WSW Coulee City WA

  • Overnight

    Overnight: Widespread haze. Patchy smoke between 3am and 5am. Mostly clear, with a low around 60. Northwest wind 10 to 15 mph.

    Low: 60 °F

    Haze

  • Tuesday

    Tuesday: Widespread haze. Areas of smoke between 2pm and 5pm. Sunny, with a high near 90. Northwest wind 5 to 10 mph becoming southwest in the afternoon.

    High: 90 °F

    Haze

  • Tuesday Night

    Tuesday Night: Patchy smoke. Partly cloudy, with a low around 62. Breezy, with a west wind 10 to 18 mph becoming northwest after midnight.

    Low: 62 °F

    Patchy Smoke
    and Breezy

  • Wednesday

    Wednesday: A slight chance of thunderstorms after 5pm. Areas of smoke before 1pm. Mostly sunny, with a high near 87. Northwest wind 9 to 17 mph. Chance of precipitation is 10%.

    High: 87 °F

    Areas Smoke
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Breezy, with a north wind 13 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Chance
    Showers and
    Breezy

  • Thursday

    Thursday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 61.

    Low: 61 °F

    Slight Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Overnight
Widespread haze. Patchy smoke between 3am and 5am. Mostly clear, with a low around 60. Northwest wind 10 to 15 mph.
Tuesday
Widespread haze. Areas of smoke between 2pm and 5pm. Sunny, with a high near 90. Northwest wind 5 to 10 mph becoming southwest in the afternoon.
Tuesday Night
Patchy smoke. Partly cloudy, with a low around 62. Breezy, with a west wind 10 to 18 mph becoming northwest after midnight.
Wednesday
A slight chance of thunderstorms after 5pm. Areas of smoke before 1pm. Mostly sunny, with a high near 87. Northwest wind 9 to 17 mph. Chance of precipitation is 10%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Breezy, with a north wind 13 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Sunny, with a high near 85.
Thursday Night
A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 61.
Friday
Sunny, with a high near 87.
Friday Night
Partly cloudy, with a low around 62.
Saturday
Mostly sunny, with a high near 90.
Saturday Night
Partly cloudy, with a low around 63.
Sunday
Mostly sunny, with a high near 91.
Sunday Night
Mostly cloudy, with a low around 63.
Monday
Partly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Coulee City WA
 47.58°N 119.37°W (Elev. 1519 ft)
Last Update:
11:31 pm PDT Aug 10, 2026
Forecast Valid:
1am PDT Aug 11, 2026-6pm PDT Aug 17, 2026
 
Forecast Discussion
 
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Additional Resources

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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