National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

14°F

-10°C

Humidity 91%
Wind Speed E 1 MPH
Barometer NA
Dewpoint 12°F (-11°C)
Visibility NA
Last update 21 Jan 02:00 AM MST
Extended Forecast for

21 Miles E Swan Lake MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 11. Northwest wind around 8 mph.

    Low: 11 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 20. Wind chill values as low as -1. East northeast wind 6 to 8 mph becoming west southwest in the afternoon.

    High: 20 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 8. Wind chill values as low as -4. West wind 6 to 9 mph becoming east after midnight.

    Low: 8 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow. Partly sunny, with a high near 13. Wind chill values as low as -6. East wind around 10 mph.

    High: 13 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow. Mostly cloudy, with a low around -2. East wind 10 to 13 mph.

    Low: -2 °F

    Slight Chance
    Snow

  • Friday

    Friday: A 20 percent chance of snow before 11am. Sunny and cold, with a high near 9.

    High: 9 °F

    Slight Chance
    Snow then
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around -1.

    Low: -1 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of snow after 11am. Mostly sunny, with a high near 13.

    High: 13 °F

    Slight Chance
    Snow

  • Saturday Night

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

    Low: 2 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 11. Northwest wind around 8 mph.
Wednesday
Mostly cloudy, with a high near 20. Wind chill values as low as -1. East northeast wind 6 to 8 mph becoming west southwest in the afternoon.
Wednesday Night
Partly cloudy, with a low around 8. Wind chill values as low as -4. West wind 6 to 9 mph becoming east after midnight.
Thursday
A 20 percent chance of snow. Partly sunny, with a high near 13. Wind chill values as low as -6. East wind around 10 mph.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around -2. East wind 10 to 13 mph.
Friday
A 20 percent chance of snow before 11am. Sunny and cold, with a high near 9.
Friday Night
Partly cloudy, with a low around -1.
Saturday
A slight chance of snow after 11am. Mostly sunny, with a high near 13.
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 chance of snow. Partly sunny, with a high near 22.
Monday Night
A chance of snow. Mostly cloudy, with a low around 16.
Tuesday
A chance of snow. Partly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
21 Miles E Swan Lake MT
 47.99°N 113.41°W (Elev. 6601 ft)
Last Update:
2:06 am MST Jan 21, 2026
Forecast Valid:
3am MST Jan 21, 2026-6pm MST Jan 27, 2026
 
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Additional Resources

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