Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Current conditions at

JETTE (JETM8)

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

NA

16°F

-9°C

Humidity 51%
Wind Speed NNW 2 MPH
Barometer NA
Dewpoint 1°F (-17°C)
Visibility NA
Last update 23 Jan 10:43 AM MST
Extended Forecast for

3 Miles ENE Big Arm MT

  • Today

    Today: Sunny, with a high near 25. Light north northeast wind.

    High: 25 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 14. Calm wind.

    Low: 14 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 26. Calm wind.

    High: 26 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 15. Calm wind.

    Low: 15 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 28. Calm wind.

    High: 28 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 25. Light north northeast wind.
Tonight
Increasing clouds, with a low around 14. Calm wind.
Saturday
Partly sunny, with a high near 26. Calm wind.
Saturday Night
Mostly cloudy, with a low around 15. Calm wind.
Sunday
Mostly sunny, with a high near 28. Calm wind.
Sunday Night
Partly cloudy, with a low around 20.
Monday
Partly sunny, with a high near 33.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
Partly sunny, with a high near 36.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
Mostly cloudy, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
Mostly cloudy, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Big Arm MT
 47.83°N 114.23°W (Elev. 2890 ft)
2:06 am MST Jan 23, 2026
11am MST Jan 23, 2026-6pm MST Jan 29, 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