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

12 Miles ENE Eureka MT

  • Overnight

    Overnight: Partly cloudy, with a low around 11. West wind around 7 mph.

    Low: 11 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 21. North wind 5 to 7 mph becoming west in the afternoon.

    High: 21 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 6. Wind chill values as low as -6. West wind 6 to 9 mph becoming northeast after midnight.

    Low: 6 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 16. Wind chill values as low as -8. East northeast wind around 10 mph.

    High: 16 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -2. East northeast wind 11 to 14 mph, with gusts as high as 20 mph.

    Low: -2 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 11.

    High: 11 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around -1.

    Low: -1 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 15.

    High: 15 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 2 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 11. West wind around 7 mph.
Wednesday
Partly sunny, with a high near 21. North wind 5 to 7 mph becoming west in the afternoon.
Wednesday Night
Partly cloudy, with a low around 6. Wind chill values as low as -6. West wind 6 to 9 mph becoming northeast after midnight.
Thursday
Mostly sunny, with a high near 16. Wind chill values as low as -8. East northeast wind around 10 mph.
Thursday Night
Partly cloudy, with a low around -2. East northeast wind 11 to 14 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 11.
Friday Night
Mostly clear, with a low around -1.
Saturday
Mostly sunny, with a high near 15.
Saturday Night
Partly cloudy, with a low around 2.
Sunday
Mostly sunny, with a high near 18.
Sunday Night
Partly cloudy, with a low around 6.
Monday
A slight chance of snow. Partly sunny, with a high near 21.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 11.
Tuesday
A slight chance of snow. Partly sunny, with a high near 24.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles ENE Eureka MT
 48.95°N 114.82°W (Elev. 6637 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

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Hourly Weather Forecast

National Digital Forecast Database