Heavy Rainfall and Flooding in the Mid-Atlantic; Heat and Wildfire Concerns in the West

Slow moving showers and thunderstorms may result in flash flooding for portions of the mid-Atlantic region through tonight. Meanwhile, excessive heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue for the West with dry and breezy conditions. Watching the tropics across the Southeast. 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 35%
Wind Speed Vrbl 3 mph
Barometer 30.07 in (1009.4 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 14 Jul 10:53 pm MDT
Extended Forecast for

4 Miles WSW Mount Rushmore SD

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 4am.  Mostly cloudy, with a low around 58. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 58 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after noon.  Increasing clouds, with a high near 69. Northwest wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 25 mph.

    High: 69 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm.  Low around 48. Northeast wind 5 to 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%.

    Low: 48 °F

    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm.  High near 53. East wind around 5 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%.

    High: 53 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Cloudy, with a low around 45. Northeast wind around 5 mph becoming southeast after midnight. Winds could gust as high as 15 mph.  Chance of precipitation is 50%.

    Low: 45 °F

    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon.  Cloudy, then gradually becoming mostly sunny, with a high near 65. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 65 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 54. South wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph.

    Low: 54 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A slight chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 76. Southwest wind around 5 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 76 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly before 4am. Mostly cloudy, with a low around 58. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday
A 50 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 69. Northwest wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 25 mph.
Tuesday Night
Showers and possibly a thunderstorm. Low around 48. Northeast wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Wednesday
Showers and possibly a thunderstorm. High near 53. East wind around 5 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Wednesday Night
A chance of showers and thunderstorms. Cloudy, with a low around 45. Northeast wind around 5 mph becoming southeast after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 50%.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Cloudy, then gradually becoming mostly sunny, with a high near 65. South wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 54. South wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph.
Friday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76. Southwest wind around 5 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.
Friday Night
A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 54.
Saturday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 73.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 79.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Monday
A slight chance of showers and thunderstorms. Sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Mount Rushmore SD
 43.85°N 103.52°W (Elev. 6109 ft)
9:49 pm MDT Jul 14, 2025
10pm MDT Jul 14, 2025-6pm MDT Jul 21, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database