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Tracking Winter Weather and Frigid Temperatures Through This Weekend

A clipper storm will move across the Great Lakes through this weekend with periods of light snow, gusty winds, and lake effect snow bands which could make for hazardous travel at times. A frigid airmass will spread eastward behind this storm into the Midwest and Eastern U.S. through the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Ephrata, Ephrata Municipal Airport (KEPH)

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

Overcast

30°F

-1°C

Humidity 92%
Wind Speed NW 5 MPH
Barometer 30.57 in (1035.22 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 17 Jan 12:20 AM PST
Extended Forecast for

9 Miles SW Coulee City WA

Air Stagnation Advisory January 17, 12:45am until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 17, 12:45am until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Overnight

    Low: 27 °F

    Cloudy

  • Saturday

    Saturday: Areas of fog. Otherwise, cloudy, with a high near 37. North wind around 5 mph becoming calm in the morning.

    High: 37 °F

    Areas Fog

  • Saturday Night

    Saturday Night: Cloudy, with a low around 27. North wind around 6 mph.

    Low: 27 °F

    Cloudy

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 38. North wind 3 to 6 mph.

    High: 38 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 25. North wind around 6 mph.

    Low: 25 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

  • Monday Night

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

    Low: 25 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

Detailed Forecast

Overnight
Cloudy, with a low around 27. North wind around 6 mph.
Saturday
Areas of fog. Otherwise, cloudy, with a high near 37. North wind around 5 mph becoming calm in the morning.
Saturday Night
Cloudy, with a low around 27. North wind around 6 mph.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 38. North wind 3 to 6 mph.
Sunday Night
Partly cloudy, with a low around 25. North wind around 6 mph.
M.L.King Day
Mostly sunny, with a high near 36.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Partly sunny, with a high near 37.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
Partly sunny, with a high near 38.
Wednesday Night
Partly cloudy, with a low around 25.
Thursday
Partly sunny, with a high near 35.
Thursday Night
Mostly cloudy, with a low around 24.
Friday
Mostly sunny, with a high near 34.
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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:
9:02 pm PST Jan 16, 2026
Forecast Valid:
12am PST Jan 17, 2026-6pm PST Jan 23, 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