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

68°F

20°C

Humidity 51%
Wind Speed NE 8 mph
Barometer 30.22 in (1015.9 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 13 Jul 8:53 pm MDT
Extended Forecast for

10 Miles WSW Hill City SD

  • Tonight

    Tonight: Mostly clear, with a low around 54. Southeast wind around 5 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.  Sunny, with a high near 83. Southwest wind around 5 mph, with gusts as high as 20 mph.

    High: 83 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 53. West wind around 5 mph becoming east in the evening. Winds could gust as high as 15 mph.

    Low: 53 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms likely after 3pm.  Mostly 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

    Mostly Sunny
    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 55. East wind around 5 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%.

    High: 55 °F

    Showers
    Likely then
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 43. East wind around 5 mph becoming southwest after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 50%.

    Low: 43 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after noon.  Partly sunny, with a high near 61. South wind around 5 mph, with gusts as high as 20 mph.

    High: 61 °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 47.

    Low: 47 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 54. Southeast wind around 5 mph becoming south after midnight. Winds could gust as high as 20 mph.
Monday
A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 83. Southwest wind around 5 mph, with gusts as high as 20 mph.
Monday Night
A 50 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 53. West wind around 5 mph becoming east in the evening. Winds could gust as high as 15 mph.
Tuesday
Showers likely and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms likely after 3pm. Mostly 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 55. 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 43. East wind around 5 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 50%.
Thursday
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 61. South wind around 5 mph, with gusts as high as 20 mph.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 47.
Friday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 70.
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 71.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 51.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles WSW Hill City SD
 43.88°N 103.73°W (Elev. 6493 ft)
7:29 pm MDT Jul 13, 2025
9pm MDT Jul 13, 2025-6pm MDT Jul 20, 2025
 
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Additional Resources

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Hourly Weather Forecast

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