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

24 Miles S Heart Butte MT

  • Today

    Today: Increasing clouds, with a high near 62. South southwest wind 5 to 8 mph becoming west in the afternoon.

    High: 62 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 42. West northwest wind 5 to 8 mph.

    Low: 42 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 69. West wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46. West southwest wind 7 to 11 mph, with gusts as high as 21 mph.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 73. West wind 8 to 13 mph, with gusts as high as 23 mph.

    High: 73 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50. Southwest wind 6 to 13 mph, with gusts as high as 23 mph.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 76. West southwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 51. West wind 10 to 18 mph, with gusts as high as 30 mph.

    Low: 51 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 62. South southwest wind 5 to 8 mph becoming west in the afternoon.
Tonight
Mostly clear, with a low around 42. West northwest wind 5 to 8 mph.
Wednesday
Sunny, with a high near 69. West wind 8 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 46. West southwest wind 7 to 11 mph, with gusts as high as 21 mph.
Thursday
Sunny, with a high near 73. West wind 8 to 13 mph, with gusts as high as 23 mph.
Thursday Night
Mostly clear, with a low around 50. Southwest wind 6 to 13 mph, with gusts as high as 23 mph.
Friday
Sunny, with a high near 76. West southwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
Clear, with a low around 51. West wind 10 to 18 mph, with gusts as high as 30 mph.
Saturday
Sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Mostly sunny, with a high near 71.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
24 Miles S Heart Butte MT
 47.95°N 112.9°W (Elev. 7290 ft)
4:36 am MDT Aug 4, 2026
7am 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