Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Heat Building in the Western U.S.

A cold front pressing east across the central U.S. will be the focus for areas of strong to severe thunderstorms and excessive rainfall through this weekend. Strong to severe thunderstorms my bring damaging winds, hail, and a few tornadoes while excessive rainfall may lead to areas of flooding. Heat will build across the western U.S. with heat-related watches, warnings, and advisories issued. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

54°F

12°C

Humidity 80%
Wind Speed NW 5 mph
Barometer 30.16 in (1016.1 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 12 Jul 10:53 pm MDT
Extended Forecast for

4 Miles ESE Custer County Airport SD

  • Tonight

    Tonight: Mostly clear, with a low around 55. West wind around 5 mph.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83. Northwest wind around 5 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61. Southeast wind around 5 mph becoming southwest after midnight. Winds could gust as high as 15 mph.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 90. Southwest wind 5 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 90 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 56. Southeast wind around 5 mph becoming northwest after midnight. Winds could gust as high as 15 mph.

    Low: 56 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 3pm.  Mostly sunny, with a high near 70. North wind 5 to 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 40%.

    High: 70 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight.  Mostly cloudy, with a low around 51. Northeast wind 5 to 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%.

    Low: 51 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a high near 63. East wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 63 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 55. West wind around 5 mph.
Sunday
Sunny, with a high near 83. Northwest wind around 5 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 61. Southeast wind around 5 mph becoming southwest after midnight. Winds could gust as high as 15 mph.
Monday
A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 90. Southwest wind 5 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.
Monday Night
A 40 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 56. Southeast wind around 5 mph becoming northwest after midnight. Winds could gust as high as 15 mph.
Tuesday
A chance of showers, with thunderstorms also possible after 3pm. Mostly sunny, with a high near 70. North wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 51. Northeast wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 63. East wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 49.
Thursday
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 69.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 52.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 77.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Custer County Airport SD
 43.72°N 103.54°W (Elev. 5351 ft)
9:29 pm MDT Jul 12, 2025
11pm MDT Jul 12, 2025-6pm MDT Jul 19, 2025
 
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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