Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

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

NA

32°F

0°C

Humidity 87%
Wind Speed SSE 0 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 07 Apr 06:00 AM MDT
Extended Forecast for

12 Miles W Marysville MT

Wind Advisory April 7, 09:00am until April 7, 09:00pm
Click here for hazard details and duration
Wind Advisory
  • Today

    Today: Increasing clouds, with a high near 40. Windy, with a west southwest wind 26 to 31 mph increasing to 39 to 44 mph in the afternoon. Winds could gust as high as 49 mph.

    High: 40 °F

    Increasing
    Clouds and
    Windy

  • Tonight

    Tonight: Partly cloudy, with a low around 21. Windy, with a west wind 36 to 46 mph decreasing to 20 to 30 mph after midnight. Winds could gust as high as 49 mph.

    Low: 21 °F

    Partly Cloudy
    and Windy

  • Wednesday

    Wednesday: Sunny, with a high near 37. West wind 17 to 21 mph, with gusts as high as 28 mph.

    High: 37 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 24. Breezy, with a west wind 14 to 23 mph, with gusts as high as 28 mph.

    Low: 24 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 40. Northwest wind around 15 mph becoming north northeast in the afternoon. Winds could gust as high as 22 mph.

    High: 40 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of rain before midnight.  Snow level 8700 feet. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Saturday

    Saturday: Rain likely after noon.  Snow level 8700 feet. Partly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny
    then Rain
    Likely

Detailed Forecast

Today
Increasing clouds, with a high near 40. Windy, with a west southwest wind 26 to 31 mph increasing to 39 to 44 mph in the afternoon. Winds could gust as high as 49 mph.
Tonight
Partly cloudy, with a low around 21. Windy, with a west wind 36 to 46 mph decreasing to 20 to 30 mph after midnight. Winds could gust as high as 49 mph.
Wednesday
Sunny, with a high near 37. West wind 17 to 21 mph, with gusts as high as 28 mph.
Wednesday Night
Mostly clear, with a low around 24. Breezy, with a west wind 14 to 23 mph, with gusts as high as 28 mph.
Thursday
Sunny, with a high near 40. Northwest wind around 15 mph becoming north northeast in the afternoon. Winds could gust as high as 22 mph.
Thursday Night
Mostly clear, with a low around 25.
Friday
Mostly sunny, with a high near 49.
Friday Night
A slight chance of rain before midnight. Snow level 8700 feet. Mostly cloudy, with a low around 34.
Saturday
Rain likely after noon. Snow level 8700 feet. Partly sunny, with a high near 50.
Saturday Night
Rain and snow likely before 3am, then a chance of snow. Snow level 8900 feet lowering to 8200 feet after midnight . Mostly cloudy, with a low around 34.
Sunday
Snow. Mostly cloudy, with a high near 39.
Sunday Night
Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 29.
Monday
Snow likely. Mostly cloudy, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles W Marysville MT
 46.77°N 112.54°W (Elev. 8199 ft)
2:01 am MDT Apr 7, 2026
6am MDT Apr 7, 2026-6pm MDT Apr 13, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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