Hazardous Coastal Conditions for the Mid-Atlantic; Storm System Approaching Southern Alaska

A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >

Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

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

NA

33°F

1°C

Humidity 100%
Wind Speed ENE 0 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 19 Oct 12:30 AM MDT
Extended Forecast for

7 Miles NW Garrison MT

  • Overnight

    Overnight: Mostly clear, with a low around 32. East wind around 5 mph.

    Low: 32 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 70. East wind around 6 mph becoming calm  in the afternoon.

    High: 70 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 33. Light and variable wind.

    Low: 33 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 65. Calm wind.

    High: 65 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of rain after noon.  Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain.  Cloudy, with a low around 34.

    Low: 34 °F

    Rain

Detailed Forecast

Overnight
Mostly clear, with a low around 32. East wind around 5 mph.
Monday
Sunny, with a high near 70. East wind around 6 mph becoming calm in the afternoon.
Monday Night
Increasing clouds, with a low around 33. Light and variable wind.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 65. Calm wind.
Tuesday Night
Partly cloudy, with a low around 32. Calm wind.
Wednesday
Sunny, with a high near 68.
Wednesday Night
Partly cloudy, with a low around 36.
Thursday
A chance of rain after noon. Mostly sunny, with a high near 67.
Thursday Night
Rain. Cloudy, with a low around 34.
Friday
Rain likely, mainly before noon. Cloudy, with a high near 46.
Friday Night
A slight chance of rain and snow. Snow level 5400 feet lowering to 4200 feet after midnight . Mostly cloudy, with a low around 23.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
A slight chance of snow. Snow level 5500 feet lowering to 4600 feet after midnight . Partly cloudy, with a low around 24.
Sunday
A slight chance of rain and snow. Snow level 4500 feet rising to 6400 feet in the afternoon. Partly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NW Garrison MT
 46.59°N 112.91°W (Elev. 4183 ft)
12:22 am MDT Oct 19, 2026
12am MDT Oct 19, 2026-6pm MDT Oct 25, 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