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 63%
Wind Speed SW 6 mph
Barometer 29.83 in (1007.9 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 26 Dec 2:53 am MST
Extended Forecast for

Edgemont SD

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 40. West wind around 11 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 59. Southwest wind 10 to 17 mph, with gusts as high as 26 mph.

    High: 59 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 34. Southwest wind 8 to 11 mph, with gusts as high as 17 mph.

    Low: 34 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of rain after 5pm. Mostly sunny, with a high near 52. West wind 9 to 18 mph, with gusts as high as 31 mph.

    High: 52 °F

    Mostly Sunny
    then Chance
    Rain

  • Saturday Night

    Saturday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 11. Blustery, with a northwest wind 16 to 20 mph, with gusts as high as 31 mph. Little or no snow accumulation expected.

    Low: 11 °F

    Chance Snow
    and Blustery

  • Sunday

    Sunday: Sunny, with a high near 23. Blustery, with a northwest wind 21 to 25 mph, with gusts as high as 41 mph.

    High: 23 °F

    Sunny and
    Blustery

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 10. Northwest wind 9 to 16 mph, with gusts as high as 28 mph.

    Low: 10 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 37. West wind 9 to 14 mph, with gusts as high as 26 mph.

    High: 37 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 40. West wind around 11 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 59. Southwest wind 10 to 17 mph, with gusts as high as 26 mph.
Friday Night
Partly cloudy, with a low around 34. Southwest wind 8 to 11 mph, with gusts as high as 17 mph.
Saturday
A 30 percent chance of rain after 5pm. Mostly sunny, with a high near 52. West wind 9 to 18 mph, with gusts as high as 31 mph.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 11. Blustery, with a northwest wind 16 to 20 mph, with gusts as high as 31 mph. Little or no snow accumulation expected.
Sunday
Sunny, with a high near 23. Blustery, with a northwest wind 21 to 25 mph, with gusts as high as 41 mph.
Sunday Night
Mostly clear, with a low around 10. Northwest wind 9 to 16 mph, with gusts as high as 28 mph.
Monday
Sunny, with a high near 37. West wind 9 to 14 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 21.
Tuesday
Mostly cloudy, with a high near 44.
Tuesday Night
Mostly cloudy, with a low around 23.
Wednesday
Mostly sunny, with a high near 44.
Wednesday Night
Mostly cloudy, with a low around 19.
New Year's Day
Partly sunny, with a high near 38.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Edgemont SD
 43.29°N 103.83°W (Elev. 3589 ft)
Last Update:
2:57 am MST Dec 26, 2025
Forecast Valid:
3am MST Dec 26, 2025-6pm MST Jan 1, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation