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

Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

Current conditions at

SHENANGO (SGOM8)

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

NA

23°F

-5°C

Humidity 67%
Wind Speed ENE 3 MPH
Barometer NA
Dewpoint 14°F (-10°C)
Visibility NA
Last update 30 Dec 01:39 AM MST
Extended Forecast for

7 Miles SW Gallatin Gateway MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 19. South wind around 10 mph.

    Low: 19 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 40. South wind 5 to 8 mph.

    High: 40 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 27. South wind around 10 mph.

    Low: 27 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 46. South wind 7 to 9 mph.

    High: 46 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 28. South wind 9 to 11 mph.

    Low: 28 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: Mostly cloudy, with a high near 39. South wind 8 to 11 mph.

    High: 39 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 30. South southwest wind 10 to 13 mph, with gusts as high as 18 mph.

    Low: 30 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 43. South southwest wind 11 to 14 mph, with gusts as high as 22 mph.

    High: 43 °F

    Partly Sunny

  • Friday Night

    Friday Night: A slight chance of rain after 5am. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 19. South wind around 10 mph.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 40. South wind 5 to 8 mph.
Tuesday Night
Mostly clear, with a low around 27. South wind around 10 mph.
Wednesday
Increasing clouds, with a high near 46. South wind 7 to 9 mph.
Wednesday Night
Mostly cloudy, with a low around 28. South wind 9 to 11 mph.
New Year's Day
Mostly cloudy, with a high near 39. South wind 8 to 11 mph.
Thursday Night
Mostly cloudy, with a low around 30. South southwest wind 10 to 13 mph, with gusts as high as 18 mph.
Friday
Partly sunny, with a high near 43. South southwest wind 11 to 14 mph, with gusts as high as 22 mph.
Friday Night
A slight chance of rain after 5am. Mostly cloudy, with a low around 33.
Saturday
A slight chance of rain and snow before 8am, then a chance of snow. Mostly cloudy, with a high near 42.
Saturday Night
A slight chance of snow. Mostly cloudy, with a low around 25.
Sunday
Mostly sunny, with a high near 37.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Mostly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SW Gallatin Gateway MT
 45.53°N 111.33°W (Elev. 6745 ft)
Last Update:
1:02 am MST Dec 30, 2025
Forecast Valid:
2am MST Dec 30, 2025-6pm MST Jan 5, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation