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

Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

SHENANGO (SGOM8)

Lat: 45.45964°NLon: 111.24447°WElev: 5391.0ft.

NA

4°F

-16°C

Humidity 71%
Wind Speed NE 4 MPH
Barometer NA
Dewpoint -3°F (-19°C)
Visibility NA
Wind Chill-4°F (-20°C)
Last update 28 Dec 09:39 AM MST
Extended Forecast for

12 Miles SSW Gallatin Gateway MT

  • Today

    Today: Sunny, with a high near 17. Wind chill values as low as -5. West wind around 7 mph.

    High: 17 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a temperature rising to around 16 by 5am. Wind chill values as low as zero. South southwest wind 7 to 9 mph.

    Low: 12 °F⇑

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 30. South southwest wind 7 to 9 mph.

    High: 30 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 22. South southwest wind around 8 mph.

    Low: 22 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 36. South southwest wind around 6 mph.

    High: 36 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 27. South southwest wind 6 to 8 mph.

    Low: 27 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 40. South southwest wind around 8 mph.

    High: 40 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 29. South southwest wind around 10 mph, with gusts as high as 18 mph.

    Low: 29 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 17. Wind chill values as low as -5. West wind around 7 mph.
Tonight
Mostly clear, with a temperature rising to around 16 by 5am. Wind chill values as low as zero. South southwest wind 7 to 9 mph.
Monday
Mostly sunny, with a high near 30. South southwest wind 7 to 9 mph.
Monday Night
Increasing clouds, with a low around 22. South southwest wind around 8 mph.
Tuesday
Mostly sunny, with a high near 36. South southwest wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 27. South southwest wind 6 to 8 mph.
Wednesday
Mostly sunny, with a high near 40. South southwest wind around 8 mph.
Wednesday Night
Partly cloudy, with a low around 29. South southwest wind around 10 mph, with gusts as high as 18 mph.
New Year's Day
Partly sunny, with a high near 41.
Thursday Night
Mostly cloudy, with a low around 30.
Friday
A slight chance of snow. Partly sunny, with a high near 38.
Friday Night
A chance of snow. Mostly cloudy, with a low around 24.
Saturday
A chance of snow. Partly sunny, with a high near 33.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SSW Gallatin Gateway MT
 45.45°N 111.32°W (Elev. 7234 ft)
Last Update:
9:56 am MST Dec 28, 2025
Forecast Valid:
10am MST Dec 28, 2025-6pm MST Jan 3, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation