Heat Wave and Severe Thunderstorms this Independence Day

A prolonged, dangerous heat wave will persist through the Independence Day weekend across the Ohio Valley, Midwest, and Mid-Atlantic. Numerous temperature records are expected. Clusters of severe thunderstorms will move across parts of the Allegheny Plateau into Mid Atlantic this Independence Day, with potential for widespread damaging winds. Additional severe thunderstorms in the Great Plains. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

Lat: 43.73°NLon: 103.62°WElev: 5600ft.

Fair

58°F

14°C

Humidity 72%
Wind Speed N 6 mph
Barometer 30.22 in (1018.7 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 4 Jul 6:53 am MDT
Extended Forecast for

8 Miles NW Buffalo Gap SD

  • Independence Day

    Independence Day: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 85. Light and variable wind becoming east 5 to 8 mph in the morning. Winds could gust as high as 21 mph.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 63. East wind 5 to 8 mph becoming calm  in the evening. Winds could gust as high as 21 mph.

    Low: 63 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 93. Calm wind becoming southeast 5 to 9 mph in the morning. Winds could gust as high as 22 mph.

    High: 93 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 67. Southeast wind 5 to 9 mph becoming light and variable  after midnight. Winds could gust as high as 21 mph.

    Low: 67 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 93. Southwest wind 5 to 13 mph becoming northeast in the afternoon. Winds could gust as high as 24 mph.

    High: 93 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 65. North wind 5 to 14 mph, with gusts as high as 28 mph.

    Low: 65 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 88.

    High: 88 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 85.

    High: 85 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

Independence Day
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 85. Light and variable wind becoming east 5 to 8 mph in the morning. Winds could gust as high as 21 mph.
Tonight
Mostly clear, with a low around 63. East wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 21 mph.
Sunday
Sunny, with a high near 93. Calm wind becoming southeast 5 to 9 mph in the morning. Winds could gust as high as 22 mph.
Sunday Night
Mostly clear, with a low around 67. Southeast wind 5 to 9 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.
Monday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 93. Southwest wind 5 to 13 mph becoming northeast in the afternoon. Winds could gust as high as 24 mph.
Monday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 65. North wind 5 to 14 mph, with gusts as high as 28 mph.
Tuesday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 88.
Tuesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 63.
Wednesday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 85.
Wednesday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 62.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Friday
A slight chance of showers and thunderstorms. Sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NW Buffalo Gap SD
 43.57°N 103.44°W (Elev. 3999 ft)
6:52 am MDT Jul 4, 2026
7am MDT Jul 4, 2026-6pm MDT Jul 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