Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. 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 through tonight, moving into the Mid-Atlantic Monday. Read More >

Current conditions at

JETTE (JETM8)

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

NA

25°F

-4°C

Humidity 96%
Wind Speed E 0 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Last update 16 Mar 03:43 AM MDT
Extended Forecast for

3 Miles NW Big Arm MT

  • Overnight

    Overnight: A 30 percent chance of snow.  Cloudy, with a low around 26. Calm wind.  Total nighttime snow accumulation of less than a half inch possible.

    Low: 26 °F

    Chance Snow

  • Monday

    Monday: A chance of snow before 1pm, then a chance of rain and snow between 1pm and 2pm, then rain likely after 2pm.  Cloudy, with a high near 45. Calm wind becoming south southwest around 6 mph in the afternoon.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 45 °F

    Chance Snow
    then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: A 40 percent chance of rain, mainly before 8pm.  Mostly cloudy, with a low around 38. South southwest wind around 6 mph.

    Low: 38 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after noon.  Mostly cloudy, with a high near 54. South southwest wind 5 to 8 mph, with gusts as high as 18 mph.

    High: 54 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 40. South southwest wind around 6 mph.

    Low: 40 °F

    Chance Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain.  Mostly cloudy, with a high near 55.

    High: 55 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before midnight.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of rain before noon.  Partly sunny, with a high near 62.

    High: 62 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain after midnight.  Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Overnight
A 30 percent chance of snow. Cloudy, with a low around 26. Calm wind. Total nighttime snow accumulation of less than a half inch possible.
Monday
A chance of snow before 1pm, then a chance of rain and snow between 1pm and 2pm, then rain likely after 2pm. Cloudy, with a high near 45. Calm wind becoming south southwest around 6 mph in the afternoon. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Monday Night
A 40 percent chance of rain, mainly before 8pm. Mostly cloudy, with a low around 38. South southwest wind around 6 mph.
Tuesday
A 20 percent chance of rain after noon. Mostly cloudy, with a high near 54. South southwest wind 5 to 8 mph, with gusts as high as 18 mph.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 40. South southwest wind around 6 mph.
Wednesday
A 40 percent chance of rain. Mostly cloudy, with a high near 55.
Wednesday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 40.
Thursday
A slight chance of rain before noon. Partly sunny, with a high near 62.
Thursday Night
A slight chance of rain after midnight. Mostly cloudy, with a low around 44.
Friday
A chance of rain. Mostly cloudy, with a high near 61.
Friday Night
A chance of rain. Mostly cloudy, with a low around 41.
Saturday
A chance of rain. Partly sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Mostly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Big Arm MT
 47.84°N 114.32°W (Elev. 2940 ft)
2:01 am MDT Mar 16, 2026
4am MDT Mar 16, 2026-6pm MDT Mar 22, 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