Heavy to Excessive Rainfall and Flooding Threats in the Central and Eastern U.S.; Heat and Fire Weather Concerns in the West

Thunderstorms producing excessive rainfall and potential flooding concerns will continue through tonight from the Southern Plains to the East Coast. Areas of greatest concern for flooding are over central Texas and the Mid-Atlantic. Heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue through Monday. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

76°F

24°C

Humidity 39%
Wind Speed E 8 mph
Barometer 30.21 in (1015.8 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 13 Jul 6:53 pm MDT
Extended Forecast for

8 Miles W Hill City SD

  • Tonight

    Tonight: Mostly clear, with a low around 54. East wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon.  Increasing clouds, with a high near 84. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 84 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 3am, then a slight chance of showers.  Mostly cloudy, with a low around 53. West wind around 5 mph becoming south in the evening. Winds could gust as high as 15 mph.  Chance of precipitation is 50%.

    Low: 53 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms likely after 3pm.  Partly sunny, with a high near 66. Northwest wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 60%.

    High: 66 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 45. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%.

    Low: 45 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm.  High near 56. East wind around 5 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%.

    High: 56 °F

    Showers
    Likely then
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 44. East wind around 5 mph becoming southwest after midnight. Winds could gust as high as 15 mph.  Chance of precipitation is 50%.

    Low: 44 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after noon.  Partly sunny, with a high near 63. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 63 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 48.

    Low: 48 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 54. East wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph.
Monday
A 30 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 84. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
A chance of showers and thunderstorms before 3am, then a slight chance of showers. Mostly cloudy, with a low around 53. West wind around 5 mph becoming south in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 50%.
Tuesday
A slight chance of showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms likely after 3pm. Partly sunny, with a high near 66. Northwest wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 45. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Wednesday
Showers and possibly a thunderstorm. High near 56. East wind around 5 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 44. East wind around 5 mph becoming southwest after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 50%.
Thursday
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 63. South wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 48.
Friday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 50.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 72.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 51.
Sunday
A chance of showers and thunderstorms. Sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles W Hill City SD
 43.95°N 103.74°W (Elev. 6398 ft)
7:29 pm MDT Jul 13, 2025
7pm MDT Jul 13, 2025-6pm MDT Jul 20, 2025
 
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Additional Resources

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