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

Tracking Winter Weather and Frigid Temperatures This Weekend

Another clipper will drop into the Northern Plains and Upper Midwest into Sunday with snow and gusty winds contributing to some areas of blizzard conditions and snow squalls. Impactful snowfall will occur up and down the East Coast Sunday extending from the western Florida Panhandle to Maine. Read More >

Hazardous Weather Conditions

Current conditions at

Ephrata, Ephrata Municipal Airport (KEPH)

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

Overcast

31°F

-1°C

Humidity 85%
Wind Speed N 0 MPH
Barometer 30.47 in (1031.83 mb)
Dewpoint 27°F (-3°C)
Visibility 9.00 mi
Last update 17 Jan 11:53 PM PST
Extended Forecast for

5 Miles S Coulee City WA

Air Stagnation Advisory January 18, 12:07am until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 18, 12:07am until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Overnight

    Low: 26 °F

    Cloudy

  • Sunday

    Sunday: Areas of fog. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 39. Northeast wind around 6 mph.

    High: 39 °F

    Areas Fog

  • Sunday Night

    Sunday Night: Areas of fog before 10pm. Otherwise, mostly cloudy, with a low around 24. North wind around 5 mph.

    Low: 24 °F

    Areas Fog
    then Mostly
    Cloudy

  • M.L.King Day

    M.L.King Day: Areas of fog before 3pm. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 36. Light and variable wind.

    High: 36 °F

    Areas Fog

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26. Light and variable wind.

    Low: 26 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

Detailed Forecast

Overnight
Cloudy, with a low around 26. Northeast wind around 5 mph.
Sunday
Areas of fog. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 39. Northeast wind around 6 mph.
Sunday Night
Areas of fog before 10pm. Otherwise, mostly cloudy, with a low around 24. North wind around 5 mph.
M.L.King Day
Areas of fog before 3pm. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 36. Light and variable wind.
Monday Night
Partly cloudy, with a low around 26. Light and variable wind.
Tuesday
Partly sunny, with a high near 39.
Tuesday Night
Partly cloudy, with a low around 25.
Wednesday
Mostly sunny, with a high near 40.
Wednesday Night
Partly cloudy, with a low around 24.
Thursday
Partly sunny, with a high near 38.
Thursday Night
Mostly cloudy, with a low around 26.
Friday
Partly sunny, with a high near 37.
Friday Night
Mostly cloudy, with a low around 19.
Saturday
A 20 percent chance of snow. Mostly cloudy, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Coulee City WA
 47.53°N 119.29°W (Elev. 1519 ft)
Last Update:
9:22 pm PST Jan 17, 2026
Forecast Valid:
12am PST Jan 18, 2026-6pm PST Jan 24, 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