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

27°F

-3°C

Humidity 79%
Wind Speed SSE 0 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility NA
Last update 21 Jan 01:15 AM MST
Extended Forecast for

15 Miles WSW Fortine MT

  • Overnight

    Overnight: Partly cloudy, with a low around 15. West wind around 7 mph.

    Low: 15 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 21. West wind around 6 mph.

    High: 21 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly 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

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 15. Wind chill values as low as -2. East wind around 10 mph becoming northwest in the morning.

    High: 15 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 2. Northwest wind 13 to 15 mph, with gusts as high as 18 mph.

    Low: 2 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and cold, with a high near 10.

    High: 10 °F

    Cold

  • Friday Night

    Friday Night: Mostly clear, with a low around 3.

    Low: 3 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 14.

    High: 14 °F

    Sunny

  • Saturday Night

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

    Low: 5 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 15. West wind around 7 mph.
Wednesday
Partly sunny, with a high near 21. West wind around 6 mph.
Wednesday Night
Partly 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 15. Wind chill values as low as -2. East wind around 10 mph becoming northwest in the morning.
Thursday Night
Partly cloudy, with a low around 2. Northwest wind 13 to 15 mph, with gusts as high as 18 mph.
Friday
Sunny and cold, with a high near 10.
Friday Night
Mostly clear, with a low around 3.
Saturday
Sunny, with a high near 14.
Saturday Night
Partly cloudy, with a low around 5.
Sunday
Mostly sunny, with a high near 17.
Sunday Night
Partly cloudy, with a low around 11.
Monday
A slight chance of snow. Partly sunny, with a high near 19.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 15.
Tuesday
Partly sunny, with a high near 23.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles WSW Fortine MT
 48.68°N 115.2°W (Elev. 5883 ft)
1:02 am MST Jan 21, 2026
1am MST Jan 21, 2026-6pm MST Jan 27, 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