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

MOUNT LOCKHART (MTKM8)

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

NA

41°F

5°C

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

32 Miles SSW Heart Butte MT

  • Overnight

    Overnight: Mostly clear, with a low around 37. South wind around 5 mph becoming calm.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Patchy smoke after noon. Sunny, with a high near 63. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 63 °F

    Sunny then
    Patchy Smoke

  • Tuesday Night

    Tuesday Night: Patchy smoke before midnight, then patchy smoke after 5am. Mostly clear, with a low around 42. West northwest wind 5 to 8 mph becoming southwest after midnight.

    Low: 42 °F

    Patchy Smoke

  • Wednesday

    Wednesday: Patchy smoke before 7am. Sunny, with a high near 68. West wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 68 °F

    Patchy Smoke
    then Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 47. West wind 6 to 11 mph becoming light southwest. Winds could gust as high as 20 mph.

    Low: 47 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 74. Southwest wind 6 to 14 mph, with gusts as high as 22 mph.

    High: 74 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52. West wind 6 to 13 mph becoming south after midnight. Winds could gust as high as 23 mph.

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 76. West wind 6 to 16 mph, with gusts as high as 30 mph.

    High: 76 °F

    Sunny

  • Friday Night

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

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 37. South wind around 5 mph becoming calm.
Tuesday
Patchy smoke after noon. Sunny, with a high near 63. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Tuesday Night
Patchy smoke before midnight, then patchy smoke after 5am. Mostly clear, with a low around 42. West northwest wind 5 to 8 mph becoming southwest after midnight.
Wednesday
Patchy smoke before 7am. Sunny, with a high near 68. West wind 6 to 10 mph, with gusts as high as 18 mph.
Wednesday Night
Clear, with a low around 47. West wind 6 to 11 mph becoming light southwest. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 74. Southwest wind 6 to 14 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 52. West wind 6 to 13 mph becoming south after midnight. Winds could gust as high as 23 mph.
Friday
Sunny, with a high near 76. West wind 6 to 16 mph, with gusts as high as 30 mph.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 72.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Mostly sunny, with a high near 69.
Sunday Night
Mostly clear, with a low around 48.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
32 Miles SSW Heart Butte MT
 47.85°N 113.04°W (Elev. 6526 ft)
10:41 pm MDT Aug 3, 2026
12am 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