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

58°F

14°C

Humidity 67%
Wind Speed SW 7 mph
Barometer 30.14 in (1014.1 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 9 Jul 1:53 am MDT
Extended Forecast for

20 Miles W Edgemont SD

  • Overnight

    Overnight: A 30 percent chance of showers, mainly before 3am. Partly cloudy, with a low around 60. South southeast wind around 5 mph.

    Low: 60 °F

    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers between 9am and noon, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 85. East southeast wind 5 to 15 mph. Chance of precipitation is 40%.

    High: 85 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 60. East wind 10 to 15 mph becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 25 mph.

    Low: 60 °F

    Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 91. Light and variable wind becoming south southeast 10 to 15 mph in the afternoon.

    High: 91 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. South wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67. Breezy.

    Low: 67 °F

    Mostly Clear
    and Breezy

  • Sunday

    Sunday: Sunny and hot, with a high near 102. Breezy.

    High: 102 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 71. Breezy.

    Low: 71 °F

    Mostly Clear
    and Breezy

Detailed Forecast

Overnight
A 30 percent chance of showers, mainly before 3am. Partly cloudy, with a low around 60. South southeast wind around 5 mph.
Thursday
A slight chance of showers between 9am and noon, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 85. East southeast wind 5 to 15 mph. Chance of precipitation is 40%.
Thursday Night
A 30 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 60. East wind 10 to 15 mph becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Friday
Sunny and hot, with a high near 91. Light and variable wind becoming south southeast 10 to 15 mph in the afternoon.
Friday Night
Mostly clear, with a low around 63. South wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Saturday
Sunny and hot, with a high near 99.
Saturday Night
Mostly clear, with a low around 67. Breezy.
Sunday
Sunny and hot, with a high near 102. Breezy.
Sunday Night
Mostly clear, with a low around 71. Breezy.
Monday
Sunny and hot, with a high near 102. Breezy.
Monday Night
Mostly clear, with a low around 72. Breezy.
Tuesday
Sunny and hot, with a high near 102. Breezy.
Tuesday Night
Mostly clear, with a low around 71. Breezy.
Wednesday
Mostly sunny and hot, with a high near 98. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
20 Miles W Edgemont SD
 43.25°N 104.21°W (Elev. 4104 ft)
Last Update:
12:31 am MDT Jul 9, 2026
Forecast Valid:
2am MDT Jul 9, 2026-6pm MDT Jul 15, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation