Extreme Heat Across the Southern U.S.; Severe Thunderstorms and Heavy Rain in the Northern Plains and Upper Midwest

Dangerous heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Severe thunderstorms will produce damaging winds and heavy rainfall over portions of the northern/central Plains into the mid/upper-Mississippi Valleys today. Read More >

Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

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

NA

81°F

27°C

Humidity 26%
Wind Speed ESE 2 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Heat Index80°F (27°C)
Last update 30 Jul 11:30 AM MDT
Extended Forecast for

8 Miles WNW Elliston MT

Fire Weather Watch August 1, 02:00pm until August 2, 12:00am
Click here for hazard details and duration
Fire Weather Watch
  • Today

    Today: Patchy smoke. Sunny, with a high near 86. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 86 °F

    Patchy Smoke

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before midnight.  Patchy smoke. Mostly cloudy, with a low around 52. North northwest wind 6 to 11 mph becoming light and variable  in the evening.

    Low: 52 °F

    Chance
    T-storms then
    Patchy Smoke

  • Friday

    Friday: Patchy smoke. Sunny, with a high near 87. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 87 °F

    Patchy Smoke

  • Friday Night

    Friday Night: Patchy smoke. Mostly clear, with a low around 53. Northwest wind 5 to 9 mph becoming calm  after midnight.

    Low: 53 °F

    Patchy Smoke

  • Saturday

    Saturday: Patchy smoke before 2pm. Sunny, with a high near 93. Light and variable wind becoming west southwest 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 93 °F

    Patchy Smoke

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 44.

    Low: 44 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

Detailed Forecast

Today
Patchy smoke. Sunny, with a high near 86. Calm wind becoming west 5 to 8 mph in the afternoon.
Tonight
A 30 percent chance of showers and thunderstorms before midnight. Patchy smoke. Mostly cloudy, with a low around 52. North northwest wind 6 to 11 mph becoming light and variable in the evening.
Friday
Patchy smoke. Sunny, with a high near 87. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Friday Night
Patchy smoke. Mostly clear, with a low around 53. Northwest wind 5 to 9 mph becoming calm after midnight.
Saturday
Patchy smoke before 2pm. Sunny, with a high near 93. Light and variable wind becoming west southwest 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Sunny, with a high near 77.
Sunday Night
Clear, with a low around 44.
Monday
Sunny, with a high near 71.
Monday Night
Clear, with a low around 42.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles WNW Elliston MT
 46.62°N 112.58°W (Elev. 5200 ft)
1:56 am MDT Jul 30, 2026
11am MDT Jul 30, 2026-6pm MDT Aug 5, 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