Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

EUREKA (EURM8)

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

NA

28°F

-2°C

Humidity 69%
Wind Speed WNW 1 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Last update 21 Jan 04:15 PM MST
Extended Forecast for

10 Miles ENE Eureka MT

  • Tonight

    Tonight: Partly cloudy, with a low around 7. Wind chill values as low as -7. West wind 7 to 11 mph becoming north northeast in the evening.

    Low: 7 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 16. Wind chill values as low as -9. East northeast wind 11 to 13 mph.

    High: 16 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -1. Wind chill values as low as -20. Northeast wind 14 to 17 mph, with gusts as high as 24 mph.

    Low: -1 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 12. Wind chill values as low as -20. North wind 8 to 14 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 12 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around -1. Northwest wind around 8 mph.

    Low: -1 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 14.

    High: 14 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 2.

    Low: 2 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 17.

    High: 17 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 6.

    Low: 6 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 7. Wind chill values as low as -7. West wind 7 to 11 mph becoming north northeast in the evening.
Thursday
Mostly sunny, with a high near 16. Wind chill values as low as -9. East northeast wind 11 to 13 mph.
Thursday Night
Partly cloudy, with a low around -1. Wind chill values as low as -20. Northeast wind 14 to 17 mph, with gusts as high as 24 mph.
Friday
Sunny, with a high near 12. Wind chill values as low as -20. North wind 8 to 14 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly clear, with a low around -1. Northwest wind around 8 mph.
Saturday
Mostly sunny, with a high near 14.
Saturday Night
Partly cloudy, with a low around 2.
Sunday
Mostly sunny, with a high near 17.
Sunday Night
Mostly clear, with a low around 6.
Monday
Mostly sunny, with a high near 20.
Monday Night
Partly cloudy, with a low around 9.
Tuesday
Mostly sunny, with a high near 23.
Tuesday Night
Partly cloudy, with a low around 14.
Wednesday
A slight chance of snow. Partly sunny, with a high near 28.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles ENE Eureka MT
 48.94°N 114.85°W (Elev. 6549 ft)
2:06 pm MST Jan 21, 2026
4pm MST Jan 21, 2026-6pm MST Jan 28, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database