Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Ephrata, Ephrata Municipal Airport (KEPH)

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

Overcast

30°F

-1°C

Humidity 80%
Wind Speed NNW 3 MPH
Barometer 30.55 in (1034.54 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 19 Jan 08:00 AM PST
Extended Forecast for

9 Miles SW Coulee City WA

Air Stagnation Advisory January 19, 08:23am until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 19, 08:23am until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • M.L.King Day

    High: 33 °F

    Areas Fog

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. Calm wind becoming east around 6 mph after midnight.

    Low: 25 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 37. North wind 5 to 7 mph.

    High: 37 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24. North wind around 6 mph.

    Low: 24 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37. North wind 3 to 6 mph.

    High: 37 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

M.L.King Day
Areas of fog before 3pm. Otherwise, mostly cloudy, with a high near 33. Calm wind becoming south around 5 mph.
Tonight
Mostly cloudy, with a low around 25. Calm wind becoming east around 6 mph after midnight.
Tuesday
Partly sunny, with a high near 37. North wind 5 to 7 mph.
Tuesday Night
Partly cloudy, with a low around 24. North wind around 6 mph.
Wednesday
Mostly sunny, with a high near 37. North wind 3 to 6 mph.
Wednesday Night
Mostly cloudy, with a low around 25.
Thursday
Partly sunny, with a high near 36.
Thursday Night
Mostly cloudy, with a low around 25.
Friday
Partly sunny, with a high near 36.
Friday Night
Mostly cloudy, with a low around 24.
Saturday
Partly sunny, with a high near 35.
Saturday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 25. Chance of precipitation is 10%.
Sunday
A slight chance of rain and snow. Partly sunny, with a high near 36. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SW Coulee City WA
 47.53°N 119.45°W (Elev. 1552 ft)
2:57 am PST Jan 19, 2026
8am PST Jan 19, 2026-6pm PST Jan 25, 2026
 
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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