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

Winter Weather Brings Dangerous Travel Conditions Across the Northern U.S.

Heavy lake effect snow will persist downwind of the Great Lakes through early Saturday. Snow squalls with heavy snow and gusty winds will create dangerous travel in the Interior Northeast due to low visibility and slippery roads. A major winter storm will bring moderate to heavy, accumulating snow and gusty winds from the eastern Plains to the western Great Lakes today through Saturday. Read More >

Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

Lat: 46.52361°NLon: 112.80843°WElev: 4327.0ft.

NA

11°F

-12°C

Humidity 76%
Wind Speed E 2 MPH
Barometer NA
Dewpoint 5°F (-15°C)
Visibility NA
Last update 29 Nov 02:00 AM MST
Extended Forecast for

7 Miles ENE Garrison MT

  • Overnight

    Overnight: Partly cloudy, with a low around -2. Calm wind.

    Low: -2 °F

    Partly Cloudy

  • Saturday

    Saturday: Increasing clouds, with a high near 26. Wind chill values as low as -1. Calm wind.

    High: 26 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 6. Light east wind.

    Low: 6 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 27. Light and variable wind.

    High: 27 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 7. Light west southwest wind.

    Low: 7 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 17. New snow accumulation of less than a half inch possible.

    Low: 17 °F

    Chance Snow

  • Tuesday

    Tuesday: Snow. Mostly cloudy, with a high near 32.

    High: 32 °F

    Snow

  • Tuesday Night

    Tuesday Night: A chance of snow. Cloudy, with a low around 15.

    Low: 15 °F

    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around -2. Calm wind.
Saturday
Increasing clouds, with a high near 26. Wind chill values as low as -1. Calm wind.
Saturday Night
Mostly cloudy, with a low around 6. Light east wind.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 27. Light and variable wind.
Sunday Night
Partly cloudy, with a low around 7. Light west southwest wind.
Monday
Partly sunny, with a high near 31.
Monday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 17. New snow accumulation of less than a half inch possible.
Tuesday
Snow. Mostly cloudy, with a high near 32.
Tuesday Night
A chance of snow. Cloudy, with a low around 15.
Wednesday
A slight chance of snow before 11am. Partly sunny, with a high near 31.
Wednesday Night
Mostly cloudy, with a low around 14.
Thursday
A chance of snow. Mostly cloudy, with a high near 34.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 20.
Friday
A chance of rain and snow. Snow level rising to 5500 feet in the afternoon. Mostly cloudy, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles ENE Garrison MT
 46.57°N 112.66°W (Elev. 4596 ft)
Last Update:
1:01 am MST Nov 29, 2025
Forecast Valid:
2am MST Nov 29, 2025-6pm MST Dec 5, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation