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 >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

56°F

13°C

Humidity 72%
Wind Speed Calm
Barometer 30.22 in (1016.3 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 14 Jul 2:53 am MDT
Extended Forecast for

4 Miles WSW Mount Rushmore SD

  • Overnight

    Overnight: Mostly clear, with a low around 58. South wind around 5 mph, with gusts as high as 15 mph.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Isolated showers and thunderstorms after 2pm.  Increasing clouds, with a high near 87. Southwest wind around 5 mph becoming east in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 20%.

    High: 87 °F

    Sunny then
    Isolated
    T-storms

  • Monday Night

    Monday Night: Scattered showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 58. Calm wind becoming west around 5 mph in the evening. Winds could gust as high as 15 mph.  Chance of precipitation is 40%.

    Low: 58 °F

    Scattered
    T-storms

  • Tuesday

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

    High: 69 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm.  Cloudy, with a low around 48. Northeast wind 5 to 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 70%.

    Low: 48 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm.  Cloudy, with a high near 53. Northeast wind around 5 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%.

    High: 53 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Cloudy, with a low around 46. Northeast wind around 5 mph becoming southeast after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 50%.

    Low: 46 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A slight 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 slight chance of showers and thunderstorms after midnight.  Partly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 58. South wind around 5 mph, with gusts as high as 15 mph.
Monday
Isolated showers and thunderstorms after 2pm. Increasing clouds, with a high near 87. Southwest wind around 5 mph becoming east in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Monday Night
Scattered showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 58. Calm wind becoming west around 5 mph in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 40%.
Tuesday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 69. West wind 5 to 10 mph becoming northeast in the morning. Winds could gust as high as 25 mph.
Tuesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 48. Northeast wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Wednesday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 53. Northeast wind around 5 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Wednesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Cloudy, with a low around 46. Northeast wind around 5 mph becoming southeast 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. 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 slight chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 53.
Friday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 74.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Mount Rushmore SD
 43.85°N 103.52°W (Elev. 6109 ft)
1:08 am MDT Jul 14, 2025
3am MDT Jul 14, 2025-6pm MDT Jul 20, 2025
 
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Additional Resources

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