Severe Weather Possible from the Central Plains to the Northeast; Building Heat in the West; Fire Weather Concerns for the Southwest

Severe thunderstorms will be possible from the central Plains to the Mid-Atlantic and Northeast on Monday. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Hot and dry conditions will fuel fire weather concerns for Interior Alaska and the Four Corners region through Monday. Read More >

Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

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

NA

46°F

8°C

Humidity 87%
Wind Speed WNW 1 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 22 Jun 06:00 AM MDT
Extended Forecast for

6 Miles WNW Garrison MT

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 5pm.  Sunny, with a high near 73. Calm wind becoming northwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 73 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 39. North northwest wind 5 to 8 mph becoming calm  after midnight.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 76. Light east northeast wind.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 43. East wind 5 to 8 mph becoming calm  after midnight. Winds could gust as high as 18 mph.

    Low: 43 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 78. Light and variable wind.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms after noon.  Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 5pm. Sunny, with a high near 73. Calm wind becoming northwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Tonight
Mostly clear, with a low around 39. North northwest wind 5 to 8 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 76. Light east northeast wind.
Tuesday Night
Mostly cloudy, with a low around 43. East wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Wednesday
Sunny, with a high near 78. Light and variable wind.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80.
Thursday Night
Mostly cloudy, with a low around 48.
Friday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 76.
Friday Night
A chance of showers and thunderstorms before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 43.
Saturday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 61.
Saturday Night
A chance of rain and thunderstorms. Mostly cloudy, with a low around 36.
Sunday
A chance of rain and thunderstorms. Mostly cloudy, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW Garrison MT
 46.55°N 112.94°W (Elev. 4449 ft)
2:01 am MDT Jun 22, 2026
6am MDT Jun 22, 2026-6pm MDT Jun 28, 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