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

Custer, Custer County Airport (KCUT)

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

Fair

40°F

4°C

Humidity 45%
Wind Speed N 8 mph
Barometer 30.26 in (1026.4 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 30 Dec 10:53 am MST
Extended Forecast for

Custer State Park SD

  • Today

    Today: Sunny, with a temperature falling to around 37 by 5pm. Northwest wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 16 mph.

    High: 48 °F⇓

    Sunny

  • Tonight

    Tonight: Mostly clear, with a steady temperature around 36. West wind 6 to 9 mph, with gusts as high as 22 mph.

    Low: 36 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 53. West wind 5 to 10 mph becoming light northwest in the afternoon. Winds could gust as high as 22 mph.

    High: 53 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a temperature falling to near 33 by 9pm, then rising to around 41 during the remainder of the night. West wind 3 to 8 mph. Winds could gust as high as 18 mph.

    Low: 33 °F⇑

    Partly Cloudy

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 53. West wind 3 to 7 mph. Winds could gust as high as 17 mph.

    High: 53 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32. Light west wind.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 48. Light and variable wind becoming south around 6 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 48 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 34. West wind 5 to 8 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a temperature falling to around 37 by 5pm. Northwest wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 16 mph.
Tonight
Mostly clear, with a steady temperature around 36. West wind 6 to 9 mph, with gusts as high as 22 mph.
Wednesday
Sunny, with a high near 53. West wind 5 to 10 mph becoming light northwest in the afternoon. Winds could gust as high as 22 mph.
Wednesday Night
Partly cloudy, with a temperature falling to near 33 by 9pm, then rising to around 41 during the remainder of the night. West wind 3 to 8 mph. Winds could gust as high as 18 mph.
New Year's Day
Partly sunny, with a high near 53. West wind 3 to 7 mph. Winds could gust as high as 17 mph.
Thursday Night
Mostly cloudy, with a low around 32. Light west wind.
Friday
Partly sunny, with a high near 48. Light and variable wind becoming south around 6 mph in the afternoon. Winds could gust as high as 15 mph.
Friday Night
Mostly clear, with a low around 34. West wind 5 to 8 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 29.
Monday
Sunny, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Custer State Park SD
 43.72°N 103.42°W (Elev. 4583 ft)
Last Update:
9:51 am MST Dec 30, 2025
Forecast Valid:
11am MST Dec 30, 2025-6pm MST Jan 5, 2026
 
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