Heavy Rain and Flooding Possible in the Southwest U.S, Ohio Valley, and Hawaii

Heavy rainfall is expected to continue through Thursday over New Mexico into far west Texas. Flash flooding and debris flows in wildfire burn areas will be possible. Heavy rain and flash flooding is also expected over the southern Appalachians and Ohio Valley. Tropical Depression 15-E, southeast of Hawaii, is expected to bring heavy rain beginning today to the Big Island and Maui. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

66°F

19°C

Humidity 59%
Wind Speed SW 6 mph
Barometer 30.17 in (1016.3 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 23 Sep 12:53 pm MDT
Extended Forecast for

4 Miles WSW Mount Rushmore SD

  • This Afternoon

    This Afternoon: Cloudy, with a high near 67. Southwest wind around 6 mph, with gusts as high as 21 mph.

    High: 67 °F

    Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. Northwest wind 5 to 8 mph.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 64. Northwest wind around 6 mph becoming calm. Winds could gust as high as 17 mph.

    High: 64 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 47. Light and variable wind. Winds could gust as high as 15 mph.

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers, mainly after noon.  Partly sunny, with a high near 61. Calm wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 61 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 50. Southeast wind 5 to 10 mph becoming west 11 to 16 mph after midnight. Winds could gust as high as 25 mph.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Cloudy, with a high near 67. Southwest wind around 6 mph, with gusts as high as 21 mph.
Tonight
Mostly cloudy, with a low around 50. Northwest wind 5 to 8 mph.
Thursday
Partly sunny, with a high near 64. Northwest wind around 6 mph becoming calm. Winds could gust as high as 17 mph.
Thursday Night
Mostly cloudy, with a low around 47. Light and variable wind. Winds could gust as high as 15 mph.
Friday
A 30 percent chance of showers, mainly after noon. Partly sunny, with a high near 61. Calm wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly clear, with a low around 50. Southeast wind 5 to 10 mph becoming west 11 to 16 mph after midnight. Winds could gust as high as 25 mph.
Saturday
Sunny, with a high near 70.
Saturday Night
Mostly clear, with a low around 47.
Sunday
Mostly sunny, with a high near 65.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 53.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 62.
Monday Night
Showers likely. Mostly cloudy, with a low around 42.
Tuesday
A chance of showers. Partly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Mount Rushmore SD
 43.87°N 103.52°W (Elev. 6148 ft)
12:31 pm MDT Sep 23, 2026
12pm MDT Sep 23, 2026-6pm MDT Sep 29, 2026
 
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Additional Resources

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