Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

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

unknown precip

32°F

0°C

Humidity 99%
Wind Speed NNW 4 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Wind Chill28°F (-2°C)
Last update 03 Apr 04:15 AM MDT
Extended Forecast for

12 Miles W Marysville MT

Winter Weather Advisory April 3, 04:34am until April 3, 06:00am
Click here for hazard details and duration
...
  •  
    Winter Weather Advisory April 3, 04:34am until April 3, 06:00am

    NOW until 6:00am Fri

    Winter Weather Advisory

  • Today

    High: 29 °F

    Chance Snow
    and Breezy
    then Partly
    Sunny and
    Blustery

  • Tonight

    Tonight: Partly cloudy, with a low around 22. Breezy, with a west wind 22 to 25 mph, with gusts as high as 30 mph.

    Low: 22 °F

    Partly Cloudy
    and Breezy

  • Saturday

    Saturday: Sunny, with a high near 36. Breezy, with a west wind 22 to 25 mph, with gusts as high as 31 mph.

    High: 36 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 24. Breezy, with a west southwest wind 13 to 23 mph, with gusts as high as 28 mph.

    Low: 24 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 39. West southwest wind around 14 mph becoming east northeast in the morning. Winds could gust as high as 18 mph.

    High: 39 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

Detailed Forecast

Today
A 30 percent chance of snow, mainly between 8am and 10am. Cloudy, then gradually becoming mostly sunny, with a high near 29. Breezy, with a west wind around 25 mph, with gusts as high as 31 mph. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Partly cloudy, with a low around 22. Breezy, with a west wind 22 to 25 mph, with gusts as high as 30 mph.
Saturday
Sunny, with a high near 36. Breezy, with a west wind 22 to 25 mph, with gusts as high as 31 mph.
Saturday Night
Mostly clear, with a low around 24. Breezy, with a west southwest wind 13 to 23 mph, with gusts as high as 28 mph.
Sunday
Mostly sunny, with a high near 39. West southwest wind around 14 mph becoming east northeast in the morning. Winds could gust as high as 18 mph.
Sunday Night
Mostly cloudy, with a low around 25.
Monday
Partly sunny, with a high near 43.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
A slight chance of rain and snow between noon and 3pm, then a slight chance of rain after 3pm. Mostly sunny, with a high near 43. Windy.
Tuesday Night
A chance of rain and snow before 9pm, then a chance of snow. Mostly cloudy, with a low around 22. Breezy.
Wednesday
Snow likely. Mostly cloudy, with a high near 27. Blustery.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 17. Blustery.
Thursday
A chance of snow. Partly sunny, with a high near 26.
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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 3, 2026
4am MDT Apr 3, 2026-6pm MDT Apr 9, 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