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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

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

NA

15°F

-9°C

Humidity 94%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 14°F (-10°C)
Visibility NA
Last update 11 Jan 03:30 AM MST
Extended Forecast for

6 Miles NNW Garrison MT

  • Overnight

    Overnight: Partly cloudy, with a low around 20. East wind around 5 mph.

    Low: 20 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 40. East wind around 5 mph becoming calm.

    High: 40 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 27. North northwest wind around 6 mph becoming east in the evening.

    Low: 27 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 47. East wind 6 to 14 mph becoming west in the afternoon. Winds could gust as high as 24 mph.

    High: 47 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 36. West southwest wind 9 to 14 mph, with gusts as high as 26 mph.

    Low: 36 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 20. East wind around 5 mph.
Sunday
Mostly sunny, with a high near 40. East wind around 5 mph becoming calm.
Sunday Night
Mostly cloudy, with a low around 27. North northwest wind around 6 mph becoming east in the evening.
Monday
Partly sunny, with a high near 47. East wind 6 to 14 mph becoming west in the afternoon. Winds could gust as high as 24 mph.
Monday Night
Mostly cloudy, with a low around 36. West southwest wind 9 to 14 mph, with gusts as high as 26 mph.
Tuesday
Partly sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Sunny, with a high near 49.
Wednesday Night
Mostly clear, with a low around 27.
Thursday
Mostly sunny, with a high near 42.
Thursday Night
Partly cloudy, with a low around 18.
Friday
Mostly sunny, with a high near 36.
Friday Night
Partly cloudy, with a low around 19.
Saturday
Sunny, with a high near 40.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Garrison MT
 46.6°N 112.85°W (Elev. 4767 ft)
Last Update:
1:02 am MST Jan 11, 2026
Forecast Valid:
3am MST Jan 11, 2026-6pm MST Jan 17, 2026
 
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Additional Resources

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