Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

EUREKA (EURM8)

Lat: 48.89781°NLon: 115.05836°WElev: 2632.0ft.

NA

10°F

-12°C

Humidity 84%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 6°F (-14°C)
Visibility NA
Last update 28 Dec 09:15 AM MST
Extended Forecast for

Eureka MT

  • Today

    Today: Mostly sunny, with a high near 25. Calm wind.

    High: 25 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 15. Calm wind.

    Low: 15 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 29. Calm wind.

    High: 29 °F

    Partly Sunny

  • Monday Night

    Monday Night: Patchy fog after 8pm.  Otherwise, mostly cloudy, with a low around 18. Calm wind.

    Low: 18 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 8am.  Otherwise, partly sunny, with a high near 34. Calm wind.

    High: 34 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Mostly cloudy, with a high near 39.

    High: 39 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 25. Calm wind.
Tonight
Partly cloudy, with a low around 15. Calm wind.
Monday
Partly sunny, with a high near 29. Calm wind.
Monday Night
Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 18. Calm wind.
Tuesday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 34. Calm wind.
Tuesday Night
Mostly cloudy, with a low around 20.
Wednesday
Mostly sunny, with a high near 37.
Wednesday Night
Partly cloudy, with a low around 22.
New Year's Day
Mostly cloudy, with a high near 39.
Thursday Night
A slight chance of rain and snow after 11pm. Snow level 3700 feet lowering to 3100 feet after midnight . Mostly cloudy, with a low around 28.
Friday
A chance of rain and snow. Snow level 3100 feet. Mostly cloudy, with a high near 41.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 25.
Saturday
A chance of snow. Mostly cloudy, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
Eureka MT
 48.88°N 115.06°W (Elev. 2818 ft)
1:02 am MST Dec 28, 2025
10am MST Dec 28, 2025-6pm MST Jan 3, 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