Critical Fire Weather in the Plains; Unseasonably Warm in the Southwest and Southern U.S.

Unseasonably warm temperatures continue through the weekend across the Southwest and southern U.S., with more than 100 record or near record maximum temperatures forecast through the rest of the week and over the weekend. Elevated to critical fire weather conditions will persist across the Plains and Southeast U.S. this weekend. Read More >

Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

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

NA

31°F

-1°C

Humidity 75%
Wind Speed SW 1 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Last update 28 Mar 09:00 AM MDT
Extended Forecast for

12 Miles W Marysville MT

  • Today

    Today: Mostly sunny, with a high near 43. Breezy, with a west southwest wind 16 to 24 mph, with gusts as high as 30 mph.

    High: 43 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 29. Breezy, with a west wind 17 to 25 mph, with gusts as high as 30 mph.

    Low: 29 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: A 30 percent chance of snow after noon.  Increasing clouds, with a high near 39. Breezy, with a west southwest wind 17 to 25 mph, with gusts as high as 32 mph.  Little or no snow accumulation expected.

    High: 39 °F

    Mostly Sunny
    then Chance
    Snow and
    Breezy

  • Sunday Night

    Sunday Night: Snow.  Low around 20. Breezy, with a west wind 23 to 26 mph, with gusts as high as 31 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 20 °F

    Snow and
    Breezy

  • Monday

    Monday: Snow likely, mainly before noon.  Partly sunny, with a high near 22. Windy, with a west wind 30 to 36 mph, with gusts as high as 43 mph.  Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 22 °F

    Windy. Snow
    Likely then
    Chance Snow

  • Monday Night

    Monday Night: A 20 percent chance of snow before midnight.  Partly cloudy, with a low around 13. Windy.

    Low: 13 °F

    Slight Chance
    Snow and
    Windy then
    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of snow before midnight.  Mostly cloudy, with a low around 21.

    Low: 21 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of snow, mainly after noon.  Partly sunny, with a high near 39.

    High: 39 °F

    Chance Snow

Detailed Forecast

Today
Mostly sunny, with a high near 43. Breezy, with a west southwest wind 16 to 24 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 29. Breezy, with a west wind 17 to 25 mph, with gusts as high as 30 mph.
Sunday
A 30 percent chance of snow after noon. Increasing clouds, with a high near 39. Breezy, with a west southwest wind 17 to 25 mph, with gusts as high as 32 mph. Little or no snow accumulation expected.
Sunday Night
Snow. Low around 20. Breezy, with a west wind 23 to 26 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Monday
Snow likely, mainly before noon. Partly sunny, with a high near 22. Windy, with a west wind 30 to 36 mph, with gusts as high as 43 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Monday Night
A 20 percent chance of snow before midnight. Partly cloudy, with a low around 13. Windy.
Tuesday
Mostly sunny, with a high near 30.
Tuesday Night
A slight chance of snow before midnight. Mostly cloudy, with a low around 21.
Wednesday
A chance of snow, mainly after noon. Partly sunny, with a high near 39.
Wednesday Night
Snow. Mostly cloudy, with a low around 24.
Thursday
Snow. Cloudy, with a high near 27. Breezy.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 20. Breezy.
Friday
Mostly cloudy, with a high near 26. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles W Marysville MT
 46.77°N 112.54°W (Elev. 8199 ft)
12:22 am MDT Mar 28, 2026
9am MDT Mar 28, 2026-6pm MDT Apr 3, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database