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

28°F

-2°C

Humidity 86%
Wind Speed ENE 1 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Last update 19 Oct 04:02 AM MDT
Extended Forecast for

4 Miles ESE Garrison MT

  • Today

    Today: Sunny, with a high near 70. South wind 5 to 7 mph.

    High: 70 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 34. Southeast wind around 6 mph becoming calm  after midnight.

    Low: 34 °F

    Increasing
    Clouds

  • Tuesday

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

    High: 65 °F

    Sunny

  • 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. Light south southeast wind.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of rain, mainly after noon.  Mostly sunny, with a high near 67.

    High: 67 °F

    Chance Rain

  • Thursday Night

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

    Low: 34 °F

    Rain

  • Friday

    Friday: Rain likely, mainly before noon.  Cloudy, with a high near 46.

    High: 46 °F

    Rain Likely

Detailed Forecast

Today
Sunny, with a high near 70. South wind 5 to 7 mph.
Tonight
Increasing clouds, with a low around 34. Southeast wind around 6 mph becoming calm after midnight.
Tuesday
Mostly cloudy through mid morning, then 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. Light south southeast wind.
Wednesday Night
Mostly clear, with a low around 36.
Thursday
A 30 percent chance of rain, mainly 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 before 9pm, then a slight chance of snow between 9pm and midnight. Snow level 5500 feet lowering to 4400 feet after midnight . Mostly cloudy, with a low around 24.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
A slight chance of rain and snow. Snow level 5600 feet lowering to 4700 feet after midnight . Partly cloudy, with a low around 25.
Sunday
A slight chance of rain and snow. Snow level 4600 feet rising to 6400 feet in the afternoon. Partly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Garrison MT
 46.5°N 112.74°W (Elev. 4390 ft)
2:01 am MDT Oct 19, 2026
4am 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