Severe Thunderstorms and Heavy Rain from the Plains to the Mid-Atlantic; Ongoing Heat in the South

Severe thunderstorms and showers pose a risk for excessive rain, localized flash flooding, strong gusts and/or large hail across portions of the northern and central Plains, the Lower Missouri to Lower Ohio Valleys, and across the Mid-Atlantic this afternoon and evening. Extreme heat is ongoing over the Desert Southwest and the Southeast U.S.. Read More >

Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

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

NA

82°F

28°C

Humidity 25%
Wind Speed ENE 2 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Heat Index80°F (27°C)
Last update 09 Jul 04:00 PM MDT
Extended Forecast for

2 Miles S Garrison MT

  • Tonight

    Tonight: Mostly clear, with a low around 47. Northwest wind 5 to 9 mph becoming calm  in the evening. Winds could gust as high as 18 mph.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 86. Light and variable wind.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after midnight.  Partly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 91. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 91 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 48. West wind 5 to 7 mph becoming calm  in the evening.

    Low: 48 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 47. Northwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Friday
Sunny, with a high near 86. Light and variable wind.
Friday Night
A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 47. Calm wind.
Saturday
Sunny, with a high near 91. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
Mostly clear, with a low around 48. West wind 5 to 7 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 91.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Wednesday
A chance of rain and thunderstorms. Mostly sunny, with a high near 84.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 54.
Thursday
Sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Garrison MT
 46.49°N 112.8°W (Elev. 4829 ft)
2:00 pm MDT Jul 9, 2026
4pm MDT Jul 9, 2026-6pm MDT Jul 16, 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