Extreme Heat in the Southwest; Severe Weather in the Northern Plains; Heavy Rain in the East

Extreme heat continues across the Southwest as temperatures may top 120 degrees. The heat may expand across the West and south-central U.S. into the middle of the month. Severe thunderstorms capable of severe wind gusts and large hail will be the primary hazards today across the northern Plains into the upper Midwest. Rainfall could be locally heavy across the Eastern U.S. today. Read More >

Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

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

NA

59°F

15°C

Humidity 38%
Wind Speed E 8 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 03 Aug 10:00 PM MDT
Extended Forecast for

8 Miles N Garrison MT

  • Tonight

    Tonight: Patchy smoke before 11pm, then patchy smoke after 4am. Mostly clear, with a low around 40. Northeast wind 5 to 8 mph becoming calm  after midnight.

    Low: 40 °F

    Patchy Smoke

  • Tuesday

    Tuesday: Patchy smoke between 9am and 3pm. Sunny, with a high near 69. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 69 °F

    Patchy Smoke

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 45. Northwest wind around 6 mph becoming calm  in the evening.

    Low: 45 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. Calm wind becoming west northwest 5 to 8 mph in the afternoon.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 50. Northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 50 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 55.

    Low: 55 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy smoke before 11pm, then patchy smoke after 4am. Mostly clear, with a low around 40. Northeast wind 5 to 8 mph becoming calm after midnight.
Tuesday
Patchy smoke between 9am and 3pm. Sunny, with a high near 69. Calm wind becoming northwest around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 45. Northwest wind around 6 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 76. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Wednesday Night
Clear, with a low around 50. Northwest wind 5 to 8 mph becoming calm in the evening.
Thursday
Sunny, with a high near 82.
Thursday Night
Clear, with a low around 55.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 53.
Monday
Sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles N Garrison MT
 46.64°N 112.83°W (Elev. 5846 ft)
2:01 pm MDT Aug 3, 2026
10pm MDT Aug 3, 2026-6pm MDT Aug 10, 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