Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

Ephrata, Ephrata Municipal Airport (KEPH)

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

Clear

36°F

2°C

Humidity 47%
Wind Speed WNW 16 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 14 Mar 09:20 PM PDT
Extended Forecast for

5 Miles S Coulee City WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. North wind 5 to 10 mph.

    Low: 27 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 45. Light and variable wind becoming south 5 to 8 mph in the afternoon.

    High: 45 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of snow, mixing with rain after 10pm, then gradually ending.  Mostly cloudy, with a low around 34. Southeast wind around 6 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 34 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 58. Light and variable wind becoming south 5 to 9 mph in the morning.

    High: 58 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41. South wind 8 to 11 mph.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before 11pm.  Mostly cloudy, with a low around 46.

    Low: 46 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of rain after 11am.  Mostly cloudy, with a high near 67.

    High: 67 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 11pm.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 27. North wind 5 to 10 mph.
Sunday
Mostly cloudy, with a high near 45. Light and variable wind becoming south 5 to 8 mph in the afternoon.
Sunday Night
A chance of snow, mixing with rain after 10pm, then gradually ending. Mostly cloudy, with a low around 34. Southeast wind around 6 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday
Mostly cloudy, with a high near 58. Light and variable wind becoming south 5 to 9 mph in the morning.
Monday Night
Mostly cloudy, with a low around 41. South wind 8 to 11 mph.
Tuesday
Partly sunny, with a high near 66.
Tuesday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 46.
Wednesday
A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 67.
Wednesday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 47.
Thursday
A 20 percent chance of rain. Mostly cloudy, with a high near 69.
Thursday Night
Mostly cloudy, with a low around 47.
Friday
Partly sunny, with a high near 71.
Friday Night
Mostly cloudy, with a low around 47.
Saturday
Partly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Coulee City WA
 47.53°N 119.29°W (Elev. 1519 ft)
6:07 pm PDT Mar 14, 2026
9pm PDT Mar 14, 2026-6pm PDT Mar 21, 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