Unsettled Weather in the Eastern U.S. through Memorial Day

Wet, stormy, and unsettled weather continues for much of the eastern half of the U.S. through Memorial Day. There is potential for scattered flash flooding across the Central Gulf Coast into North Georgia and across the Upper Ohio Valley. Severe storms capable of hail/wind may occur across the Middle Missouri Valley/Siouxland and across other parts of the central and southern Plains and Southeast. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Partly Cloudy

75°F

24°C

Humidity 16%
Wind Speed SW 8 G 17 mph
Barometer 30.01 in (1011.0 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 24 May 1:53 pm MDT
Extended Forecast for

5 Miles E Custer SD

  • This Afternoon

    This Afternoon: Isolated showers and thunderstorms after 3pm.  Mostly sunny, with a high near 78. West wind around 6 mph, with gusts as high as 18 mph.  Chance of precipitation is 20%.

    High: 78 °F

    Isolated
    T-storms

  • Tonight

    Tonight: Mostly cloudy, then becoming mostly clear toward daybreak, with a low around 51. Light and variable wind. Winds could gust as high as 15 mph.

    Low: 51 °F

    Mostly Cloudy

  • Memorial Day

    Memorial Day: Sunny, with a high near 82. Calm wind becoming southeast 5 to 7 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53. Southeast wind around 5 mph becoming calm  in the evening. Winds could gust as high as 16 mph.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84. Light and variable wind becoming south 11 to 16 mph in the morning. Winds could gust as high as 33 mph.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 55. Southeast wind 10 to 15 mph becoming light south  after midnight. Winds could gust as high as 33 mph.

    Low: 55 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 52.

    Low: 52 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after noon.  Partly sunny, with a high near 72.

    High: 72 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Isolated showers and thunderstorms after 3pm. Mostly sunny, with a high near 78. West wind around 6 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, then becoming mostly clear toward daybreak, with a low around 51. Light and variable wind. Winds could gust as high as 15 mph.
Memorial Day
Sunny, with a high near 82. Calm wind becoming southeast 5 to 7 mph in the afternoon. Winds could gust as high as 18 mph.
Monday Night
Mostly clear, with a low around 53. Southeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 16 mph.
Tuesday
Mostly sunny, with a high near 84. Light and variable wind becoming south 11 to 16 mph in the morning. Winds could gust as high as 33 mph.
Tuesday Night
Mostly cloudy, with a low around 55. Southeast wind 10 to 15 mph becoming light south after midnight. Winds could gust as high as 33 mph.
Wednesday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 76.
Wednesday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 52.
Thursday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 72.
Thursday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 52.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 77.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 52.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Custer SD
 43.76°N 103.51°W (Elev. 5249 ft)
12:31 pm MDT May 24, 2026
1pm MDT May 24, 2026-6pm MDT May 30, 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