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

74°F

23°C

Humidity 34%
Wind Speed Calm
Barometer 30.24 in (1017.9 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 4 Jul 10:53 am MDT
Extended Forecast for

8 Miles SSW Nemo SD

  • Independence Day

    Independence Day: A 40 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 81. Light east wind. Winds could gust as high as 16 mph.

    High: 81 °F

    Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 56. Calm wind. Winds could gust as high as 16 mph.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 89. Calm wind becoming south around 6 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm  in the evening. Winds could gust as high as 22 mph.

    Low: 63 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 88. Calm wind becoming northeast around 5 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 56. Northeast wind around 5 mph becoming calm  in the evening. Winds could gust as high as 20 mph.

    Low: 56 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 84.

    High: 84 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Independence Day
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81. Light east wind. Winds could gust as high as 16 mph.
Tonight
Mostly clear, with a low around 56. Calm wind. Winds could gust as high as 16 mph.
Sunday
Sunny, with a high near 89. Calm wind becoming south around 6 mph in the afternoon. Winds could gust as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 22 mph.
Monday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 88. Calm wind becoming northeast around 5 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Tuesday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 84.
Tuesday Night
A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 54.
Wednesday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82.
Wednesday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 52.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 54.
Friday
A chance of showers and thunderstorms. Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSW Nemo SD
 44.08°N 103.57°W (Elev. 5000 ft)
8:42 am MDT Jul 4, 2026
11am 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