Heat Persists in the Southwest; Elevated to Critical Fire Weather in the Great Basin; Poor Air Quality in the West

Dangerous heat will persist across the Southwest U.S. through this week, easing by next week. The heat will focus further east in the Great Plains and Mississippi Valley beginning next week. Elevated to locally critical fire weather conditions will persist for the Great Basin today. Poor air quality lingers for the Northwest, Great Basin, Central Rockies into the Plains. Read More >

Current conditions at

MOUNT LOCKHART (MTKM8)

Lat: 47.91727°NLon: 112.8238°WElev: 6400.0ft.

NA

32°F

0°C

Humidity NA
Wind Speed NA NA MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

27 Miles SSW Heart Butte MT

  • Today

    Today: Increasing clouds, with a high near 65. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 65 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 40. West northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70. Light west southwest wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 18 mph.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 45. West wind 5 to 9 mph becoming light southwest  after midnight. Winds could gust as high as 20 mph.

    Low: 45 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 77. Light west southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 22 mph.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49. West wind 5 to 10 mph becoming light and variable  after midnight. Winds could gust as high as 21 mph.

    Low: 49 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 78. Light and variable wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 28 mph.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 50. West wind 7 to 15 mph, with gusts as high as 28 mph.

    Low: 50 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 65. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Tonight
Mostly clear, with a low around 40. West northwest wind 5 to 8 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 70. Light west southwest wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 18 mph.
Wednesday Night
Clear, with a low around 45. West wind 5 to 9 mph becoming light southwest after midnight. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 77. Light west southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 22 mph.
Thursday Night
Mostly clear, with a low around 49. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.
Friday
Sunny, with a high near 78. Light and variable wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 28 mph.
Friday Night
Clear, with a low around 50. West wind 7 to 15 mph, with gusts as high as 28 mph.
Saturday
Sunny, with a high near 75.
Saturday Night
Mostly clear, with a low around 49.
Sunday
Mostly sunny, with a high near 73.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
27 Miles SSW Heart Butte MT
 47.94°N 113.02°W (Elev. 6916 ft)
4:36 am MDT Aug 4, 2026
6am MDT Aug 4, 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