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

BNSF Java East (JVEMT)

Lat: 48.23587°NLon: 113.56453°WElev: 4043.0ft.

NA

16°F

-9°C

Humidity 89%
Wind Speed ESE 1 MPH
Barometer NA
Dewpoint 13°F (-11°C)
Visibility NA
Last update 21 Jan 05:00 AM MST
Extended Forecast for

14 Miles SSW Heart Butte MT

  • Today

    Today: Mostly cloudy, with a high near 18. Wind chill values as low as -5. North wind 9 to 11 mph becoming west southwest in the morning.

    High: 18 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 3. Wind chill values as low as -11. West wind around 10 mph becoming northeast after midnight.

    Low: 3 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of snow.  Partly sunny and cold, with a high near 7. Wind chill values as low as -17. East northeast wind 11 to 14 mph, with gusts as high as 21 mph.  New snow accumulation of less than a half inch possible.

    High: 7 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow.  Mostly cloudy, with a low around -7. Wind chill values as low as -24. East northeast wind 13 to 15 mph becoming south after midnight. Winds could gust as high as 21 mph.  New snow accumulation of less than one inch possible.

    Low: -7 °F

    Chance Snow

  • Friday

    Friday: A 20 percent chance of snow before 11am.  Mostly sunny and cold, with a high near 3. West northwest wind around 11 mph.

    High: 3 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around -3.

    Low: -3 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow.  Partly sunny and cold, with a high near 10.

    High: 10 °F

    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: A slight chance of snow before 11pm.  Mostly cloudy, with a low around 3.

    Low: 3 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 16. Breezy.

    High: 16 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

Today
Mostly cloudy, with a high near 18. Wind chill values as low as -5. North wind 9 to 11 mph becoming west southwest in the morning.
Tonight
Mostly cloudy, with a low around 3. Wind chill values as low as -11. West wind around 10 mph becoming northeast after midnight.
Thursday
A 30 percent chance of snow. Partly sunny and cold, with a high near 7. Wind chill values as low as -17. East northeast wind 11 to 14 mph, with gusts as high as 21 mph. New snow accumulation of less than a half inch possible.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around -7. Wind chill values as low as -24. East northeast wind 13 to 15 mph becoming south after midnight. Winds could gust as high as 21 mph. New snow accumulation of less than one inch possible.
Friday
A 20 percent chance of snow before 11am. Mostly sunny and cold, with a high near 3. West northwest wind around 11 mph.
Friday Night
Partly cloudy, with a low around -3.
Saturday
A 20 percent chance of snow. Partly sunny and cold, with a high near 10.
Saturday Night
A slight chance of snow before 11pm. Mostly cloudy, with a low around 3.
Sunday
Mostly sunny, with a high near 16. Breezy.
Sunday Night
Mostly cloudy, with a low around 11. Breezy.
Monday
A chance of snow. Partly sunny, with a high near 22. Breezy.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 17. Breezy.
Tuesday
A slight chance of snow. Partly sunny, with a high near 24. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SSW Heart Butte MT
 48.11°N 112.99°W (Elev. 7690 ft)
2:06 am MST Jan 21, 2026
6am 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