Thunderstorms and Heavy Rainfall from the Plains to the Mid-Atlantic

Severe thunderstorms producing damaging winds are most likely over parts of the Dakotas into Minnesota from this afternoon into the overnight, with other isolated storms producing hail or wind over the northern High Plains. In the Northern Plains into the Upper Great Lakes and Mid-Atlantic, heavy to excessive rain may bring flash and urban flooding through Wednesday. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

63°F

17°C

Humidity 84%
Wind Speed E 10 mph
Barometer 30.19 in (1015.5 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 7 Jul 7:53 am MDT
Extended Forecast for

5 Miles ESE Custer State Park SD

  • Today

    Today: A 30 percent chance of showers and thunderstorms after 3pm. Some of the storms could be severe.  Mostly sunny, with a high near 94. North wind 6 to 8 mph becoming south in the afternoon. Winds could gust as high as 22 mph.

    High: 94 °F

    Mostly Sunny
    then Severe
    Thunderstorms

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before midnight. Some of the storms could be severe.  Mostly cloudy, with a low around 63. North wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 23 mph.  Chance of precipitation is 60%.

    Low: 63 °F

    Severe
    Thunderstorms
    then Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 83. Northeast wind 5 to 8 mph, with gusts as high as 20 mph.

    High: 83 °F

    Partly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 3am, then a slight chance of showers.  Mostly cloudy, with a low around 60. Northeast wind 5 to 8 mph becoming calm  after midnight. Winds could gust as high as 18 mph.  Chance of precipitation is 50%.

    Low: 60 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 83. Calm wind becoming southeast 5 to 8 mph in the morning. Winds could gust as high as 18 mph.  Chance of precipitation is 70%.

    High: 83 °F

    Partly Sunny
    then Showers
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 60. North wind 5 to 8 mph becoming light and variable  after midnight. Winds could gust as high as 17 mph.

    Low: 60 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 97.

    High: 97 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms after 3pm. Some of the storms could be severe. Mostly sunny, with a high near 94. North wind 6 to 8 mph becoming south in the afternoon. Winds could gust as high as 22 mph.
Tonight
Showers and thunderstorms likely, mainly before midnight. Some of the storms could be severe. Mostly cloudy, with a low around 63. North wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 83. Northeast wind 5 to 8 mph, with gusts as high as 20 mph.
Wednesday Night
A chance of showers and thunderstorms before 3am, then a slight chance of showers. Mostly cloudy, with a low around 60. Northeast wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 50%.
Thursday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 83. Calm wind becoming southeast 5 to 8 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 70%.
Thursday Night
A 40 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 60. North wind 5 to 8 mph becoming light and variable after midnight. Winds could gust as high as 17 mph.
Friday
Mostly sunny, with a high near 88.
Friday Night
Mostly clear, with a low around 64.
Saturday
Sunny, with a high near 97.
Saturday Night
Mostly clear, with a low around 69.
Sunday
Sunny, with a high near 99.
Sunday Night
Mostly clear, with a low around 71.
Monday
Sunny, with a high near 99.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Custer State Park SD
 43.68°N 103.33°W (Elev. 3891 ft)
8:33 am MDT Jul 7, 2026
8am MDT Jul 7, 2026-6pm MDT Jul 13, 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