Major Winter Storm in the North-Central U.S.; Severe Weather from the Mid-South to Ohio Valley

A major winter storm will bring a swath of heavy snowfall, strong winds, blizzard conditions and freezing rain to the Northern Plains into the Great Lakes region. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-south to the Ohio Valley and the Southeast. Critical fire weather concerns shift to the southern Rockies and Plains. Read More >

Current conditions at

JETTE (JETM8)

Lat: 47.76706°NLon: 114.23378°WElev: 3593.0ft.

NA

15°F

-9°C

Humidity 92%
Wind Speed SSE 0 MPH
Barometer NA
Dewpoint 13°F (-11°C)
Visibility NA
Last update 15 Mar 05:43 AM MDT
Extended Forecast for

5 Miles NE Big Arm MT

  • Today

    Today: Partly sunny, with a high near 36. Light and variable wind.

    High: 36 °F

    Partly Sunny

  • Tonight

    Tonight: A 40 percent chance of snow, mainly after 2am.  Cloudy, with a low around 31. Calm wind becoming south around 5 mph after midnight.  Little or no snow accumulation expected.

    Low: 31 °F

    Chance Snow

  • Monday

    Monday: Snow before 9am, then rain and snow between 9am and noon, then rain likely after noon.  High near 46. South wind around 6 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 46 °F

    Rain/Snow
    then Rain
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of rain before midnight.  Mostly cloudy, with a low around 43. South southwest wind 7 to 9 mph.

    Low: 43 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of rain.  Mostly cloudy, with a high near 54. South southwest wind around 9 mph, with gusts as high as 18 mph.

    High: 54 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain.  Mostly cloudy, with a high near 55.

    High: 55 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain.  Cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain.  Mostly cloudy, with a high near 59.

    High: 59 °F

    Chance Rain

Detailed Forecast

Today
Partly sunny, with a high near 36. Light and variable wind.
Tonight
A 40 percent chance of snow, mainly after 2am. Cloudy, with a low around 31. Calm wind becoming south around 5 mph after midnight. Little or no snow accumulation expected.
Monday
Snow before 9am, then rain and snow between 9am and noon, then rain likely after noon. High near 46. South wind around 6 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Monday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 43. South southwest wind 7 to 9 mph.
Tuesday
A 40 percent chance of rain. Mostly cloudy, with a high near 54. South southwest wind around 9 mph, with gusts as high as 18 mph.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 45.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 55.
Wednesday Night
A chance of rain. Cloudy, with a low around 45.
Thursday
A chance of rain. Mostly cloudy, with a high near 59.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 46.
Friday
A chance of rain. Partly sunny, with a high near 62.
Friday Night
A chance of rain. Mostly cloudy, with a low around 46.
Saturday
A slight chance of rain. Partly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NE Big Arm MT
 47.85°N 114.2°W (Elev. 2995 ft)
2:01 am MDT Mar 15, 2026
6am MDT Mar 15, 2026-6pm MDT Mar 21, 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