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

15 Miles WSW Fortine MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 11. Wind chill values as low as zero. West wind 6 to 9 mph becoming east northeast after midnight.

    Low: 11 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 16. Wind chill values as low as -3. East wind 8 to 10 mph becoming northwest in the morning.

    High: 16 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 3. Wind chill values as low as -14. East northeast wind 11 to 15 mph becoming north after midnight. Winds could gust as high as 21 mph.

    Low: 3 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 11. Wind chill values as low as -13. West wind 9 to 11 mph.

    High: 11 °F

    Sunny

  • Friday Night

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

    Low: 1 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 13.

    High: 13 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 5.

    Low: 5 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 16.

    High: 16 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 9.

    Low: 9 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 11. Wind chill values as low as zero. West wind 6 to 9 mph becoming east northeast after midnight.
Thursday
Mostly sunny, with a high near 16. Wind chill values as low as -3. East wind 8 to 10 mph becoming northwest in the morning.
Thursday Night
Partly cloudy, with a low around 3. Wind chill values as low as -14. East northeast wind 11 to 15 mph becoming north after midnight. Winds could gust as high as 21 mph.
Friday
Sunny, with a high near 11. Wind chill values as low as -13. West wind 9 to 11 mph.
Friday Night
Mostly clear, with a low around 1. West wind around 8 mph.
Saturday
Sunny, with a high near 13.
Saturday Night
Partly cloudy, with a low around 5.
Sunday
Mostly sunny, with a high near 16.
Sunday Night
Mostly clear, with a low around 9.
Monday
Mostly sunny, with a high near 18.
Monday Night
Partly cloudy, with a low around 11.
Tuesday
Partly sunny, with a high near 22.
Tuesday Night
Mostly cloudy, with a low around 15.
Wednesday
A slight chance of snow. Partly sunny, with a high near 26.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles WSW Fortine MT
 48.68°N 115.2°W (Elev. 5883 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

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database