National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tropical Depression Nine Forms; Heavy Rainfall in the Southwest and Southeast this Weekend

Tropical Depression Nine has formed and will continue to slowly move to the north-northwest in the coming days. As the storm passes close to the east coast of Florida, tropical storm conditions are possible Sunday through Monday. Tropical Storm Watches have been issued. Significant uncertainty remains in the track and intensity, but chances for impacts to the Southeast are increasing. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

65°F

18°C

Humidity 39%
Wind Speed S 5 mph
Barometer 30.10 in (1015.8 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 27 Sep 6:53 pm MDT
Extended Forecast for

5 Miles SSW Hill City SD

  • Tonight

    Tonight: Clear, with a low around 52. Southwest wind 6 to 9 mph, with gusts as high as 26 mph.

    Low: 52 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 77. South wind 6 to 9 mph, with gusts as high as 22 mph.

    High: 77 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 54. South wind around 6 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.

    Low: 54 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 77. Calm wind becoming south around 6 mph in the afternoon. Winds could gust as high as 17 mph.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53. South wind around 5 mph becoming light and variable. Winds could gust as high as 15 mph.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75. Southwest wind 5 to 8 mph, with gusts as high as 21 mph.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53. Southwest wind around 6 mph, with gusts as high as 18 mph.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 73. West wind 5 to 8 mph, with gusts as high as 21 mph.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 52. Southwest wind 6 to 9 mph, with gusts as high as 26 mph.
Sunday
Sunny, with a high near 77. South wind 6 to 9 mph, with gusts as high as 22 mph.
Sunday Night
Mostly cloudy, with a low around 54. South wind around 6 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.
Monday
Mostly sunny, with a high near 77. Calm wind becoming south around 6 mph in the afternoon. Winds could gust as high as 17 mph.
Monday Night
Mostly clear, with a low around 53. South wind around 5 mph becoming light and variable. Winds could gust as high as 15 mph.
Tuesday
Sunny, with a high near 75. Southwest wind 5 to 8 mph, with gusts as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 53. Southwest wind around 6 mph, with gusts as high as 18 mph.
Wednesday
Sunny, with a high near 73. West wind 5 to 8 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Sunny, with a high near 75.
Thursday Night
Partly cloudy, with a low around 51.
Friday
A slight chance of showers. Mostly sunny, with a high near 71.
Friday Night
A chance of showers. Mostly cloudy, with a low around 43.
Saturday
A chance of showers. Partly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Hill City SD
 43.86°N 103.61°W (Elev. 5614 ft)
Last Update:
6:21 pm MDT Sep 27, 2025
Forecast Valid:
7pm MDT Sep 27, 2025-6pm MDT Oct 4, 2025
 
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