Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

MOUNT LOCKHART (MTKM8)

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

NA

47°F

8°C

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

34 Miles SSW Heart Butte MT

  • Today

    Today: Patchy smoke after noon. Mostly sunny, with a high near 72. West wind 3 to 6 mph.

    High: 72 °F

    Mostly Sunny
    then Patchy
    Smoke

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 1am.  Patchy smoke before 7pm. Increasing clouds, with a low around 55. Southeast wind around 6 mph.

    Low: 55 °F

    Patchy Smoke
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Cloudy, then gradually becoming mostly sunny, with a high near 71. South southeast wind 5 to 11 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 71 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 54. South southwest wind 8 to 10 mph.

    Low: 54 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 63. West southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 63 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46. Breezy, with a west wind 16 to 25 mph, with gusts as high as 38 mph.

    Low: 46 °F

    Mostly Clear
    and Breezy

  • Monday

    Monday: Sunny, with a high near 62. West southwest wind 9 to 13 mph, with gusts as high as 18 mph.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46. West wind 6 to 10 mph becoming southeast after midnight.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

Detailed Forecast

Today
Patchy smoke after noon. Mostly sunny, with a high near 72. West wind 3 to 6 mph.
Tonight
A 20 percent chance of showers and thunderstorms after 1am. Patchy smoke before 7pm. Increasing clouds, with a low around 55. Southeast wind around 6 mph.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 71. South southeast wind 5 to 11 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 54. South southwest wind 8 to 10 mph.
Sunday
Sunny, with a high near 63. West southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 34 mph.
Sunday Night
Mostly clear, with a low around 46. Breezy, with a west wind 16 to 25 mph, with gusts as high as 38 mph.
Monday
Sunny, with a high near 62. West southwest wind 9 to 13 mph, with gusts as high as 18 mph.
Monday Night
Mostly clear, with a low around 46. West wind 6 to 10 mph becoming southeast after midnight.
Tuesday
Sunny, with a high near 65.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 65.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 60.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
34 Miles SSW Heart Butte MT
 47.81°N 113.03°W (Elev. 7392 ft)
4:31 am MDT Aug 21, 2026
9am MDT Aug 21, 2026-6pm MDT Aug 27, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database