Heavy Great Lakes Snow through Friday; Watching Potential for Major Winter Storm Late Week into this Weekend

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Current conditions at

JETTE (JETM8)

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

NA

24°F

-4°C

Humidity 94%
Wind Speed SW 0 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Last update 20 Jan 08:43 AM MST
Extended Forecast for

6 Miles NNE Big Arm MT

  • Today

    Today: Sunny, with a high near 36. Calm wind.

    High: 36 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 26. Calm wind.

    Low: 26 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 33. Calm wind.

    High: 33 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 23. Calm wind.

    Low: 23 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 32. Calm wind.

    High: 32 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 36. Calm wind.
Tonight
Increasing clouds, with a low around 26. Calm wind.
Wednesday
Mostly cloudy, with a high near 33. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 23. Calm wind.
Thursday
Mostly sunny, with a high near 32. Calm wind.
Thursday Night
Mostly cloudy, with a low around 20.
Friday
Mostly sunny, with a high near 30.
Friday Night
Partly cloudy, with a low around 18.
Saturday
Mostly sunny, with a high near 31.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
A slight chance of snow. Partly sunny, with a high near 32.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 27.
Monday
A chance of snow. Mostly cloudy, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNE Big Arm MT
 47.87°N 114.23°W (Elev. 2890 ft)
2:06 am MST Jan 20, 2026
9am MST Jan 20, 2026-6pm MST Jan 26, 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