Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

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

NA

23°F

-5°C

Humidity 100%
Wind Speed WNW 1 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Last update 01 Feb 06:00 AM MST
Extended Forecast for

4 Miles NW Garrison MT

  • Today

    Today: Mostly sunny, with a high near 56. Calm wind becoming east around 6 mph in the afternoon.

    High: 56 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 28. West northwest wind around 10 mph, with gusts as high as 25 mph.

    Low: 28 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 44. West wind 7 to 9 mph, with gusts as high as 20 mph.

    High: 44 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 26. West wind 5 to 7 mph.

    Low: 26 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 47. West northwest wind around 6 mph.

    High: 47 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 56. Calm wind becoming east around 6 mph in the afternoon.
Tonight
Partly cloudy, with a low around 28. West northwest wind around 10 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 44. West wind 7 to 9 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 26. West wind 5 to 7 mph.
Tuesday
Partly sunny, with a high near 47. West northwest wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 26.
Wednesday
Partly sunny, with a high near 52.
Wednesday Night
Partly cloudy, with a low around 25.
Thursday
Sunny, with a high near 52.
Thursday Night
Mostly clear, with a low around 26.
Friday
Mostly sunny, with a high near 51.
Friday Night
Partly cloudy, with a low around 24.
Saturday
Mostly sunny, with a high near 49.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Garrison MT
 46.57°N 112.88°W (Elev. 4626 ft)
1:12 am MST Feb 1, 2026
6am MST Feb 1, 2026-6pm MST Feb 7, 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