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.

Fog/Mist

51°F

11°C

Humidity 100%
Wind Speed S 6 mph
Barometer 30.02 in (1012.9 mb)
Dewpoint 51°F (11°C)
Visibility 2.50 mi
Wind Chill49°F (9°C)
Last update 26 Jun 12:53 am MDT
Extended Forecast for

21 Miles NNW Edgemont SD

  • Overnight

    Overnight: Mostly cloudy, with a low around 54. East wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Mostly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 3pm. Mostly cloudy, then gradually becoming sunny, with a high near 86. Southeast wind 7 to 17 mph, with gusts as high as 29 mph.

    High: 86 °F

    Partly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 62. East wind 9 to 16 mph, with gusts as high as 25 mph.

    Low: 62 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 90. Breezy, with a southeast wind 7 to 12 mph becoming southwest 15 to 20 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 20%.

    High: 90 °F

    Sunny then
    Slight Chance
    T-storms and
    Breezy

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 59. South wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 88. Light and variable wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 28 mph.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 57. Chance of precipitation is 50%.

    Low: 57 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: Sunny, with a high near 82. Breezy.

    High: 82 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 54. Breezy.

    Low: 54 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 54. East wind 9 to 11 mph, with gusts as high as 20 mph.
Friday
A 40 percent chance of showers and thunderstorms after 3pm. Mostly cloudy, then gradually becoming sunny, with a high near 86. Southeast wind 7 to 17 mph, with gusts as high as 29 mph.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 62. East wind 9 to 16 mph, with gusts as high as 25 mph.
Saturday
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 90. Breezy, with a southeast wind 7 to 12 mph becoming southwest 15 to 20 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 20%.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Partly cloudy, with a low around 59. South wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 88. Light and variable wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 28 mph.
Sunday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 57. Chance of precipitation is 50%.
Monday
Sunny, with a high near 82. Breezy.
Monday Night
Mostly clear, with a low around 54. Breezy.
Tuesday
Sunny, with a high near 87.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
Sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
21 Miles NNW Edgemont SD
 43.56°N 104.06°W (Elev. 3780 ft)
Last Update:
12:32 am MDT Jun 26, 2026
Forecast Valid:
1am MDT Jun 26, 2026-6pm MDT Jul 2, 2026
 
Forecast Discussion
 
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Additional Resources

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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