Severe Weather in the Central U.S.; Heavy Rain in the Ohio Valley and Mid-Atlantic

Scattered severe thunderstorms capable of producing severe gusts, large hail, and perhaps a couple tornadoes are forecast from the north-central High Plains into the Upper Mississippi Valley. Widespread thunderstorms may produce excessive rainfall across portions of the Ohio Valley and Mid-Atlantic. Hot conditions and Critical Fire Weather looms over the Great Basin and Southwest through midweek. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

72°F

22°C

Humidity 50%
Wind Speed E 7 mph
Barometer 30.09 in (1012.1 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 16 Jun 1:53 pm MDT
Extended Forecast for

2 Miles WNW Custer County Airport SD

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms after 3pm. Some of the storms could be severe.  Mostly sunny, with a high near 78. East wind around 5 mph, with gusts as high as 15 mph.

    High: 78 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 11pm. Some of the storms could be severe.  Low around 52. East wind around 5 mph becoming calm  after midnight. Winds could gust as high as 15 mph.  Chance of precipitation is 90%.

    Low: 52 °F

    Severe
    Thunderstorms
    then Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am.  High near 64. Calm wind becoming southeast around 5 mph in the afternoon.  Chance of precipitation is 100%.

    High: 64 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and midnight.  Cloudy during the early evening, then gradual clearing, with a low around 48. North wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 70%.

    Low: 48 °F

    Showers
    Likely then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 74. Calm wind becoming west around 5 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 74 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54. Southeast wind around 5 mph becoming calm.

    Low: 54 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 83. West wind around 5 mph becoming south in the afternoon. Winds could gust as high as 15 mph.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59. Southeast wind around 5 mph.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 3pm. Some of the storms could be severe. Mostly sunny, with a high near 78. East wind around 5 mph, with gusts as high as 15 mph.
Tonight
Showers and thunderstorms, mainly before 11pm. Some of the storms could be severe. Low around 52. East wind around 5 mph becoming calm after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 90%.
Tuesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 64. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 100%.
Tuesday Night
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers and thunderstorms between 9pm and midnight. Cloudy during the early evening, then gradual clearing, with a low around 48. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.
Wednesday
Sunny, with a high near 74. Calm wind becoming west around 5 mph in the afternoon. Winds could gust as high as 15 mph.
Wednesday Night
Mostly clear, with a low around 54. Southeast wind around 5 mph becoming calm.
Juneteenth
Sunny, with a high near 83. West wind around 5 mph becoming south in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
Mostly clear, with a low around 59. Southeast wind around 5 mph.
Friday
Sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 59.
Saturday
Sunny, with a high near 88.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Custer County Airport SD
 43.75°N 103.66°W (Elev. 5577 ft)
1:10 pm MDT Jun 16, 2025
2pm MDT Jun 16, 2025-6pm MDT Jun 22, 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