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.

Partly Cloudy

59°F

15°C

Humidity 93%
Wind Speed Calm
Barometer 30.35 in (1023.2 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 15 Aug 8:53 pm MDT
Extended Forecast for

14 Miles NNW Edgemont SD

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before midnight. Partly cloudy, with a low around 56. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 56 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

  • Sunday

    Sunday: Sunny, with a high near 79. Light and variable wind becoming south 5 to 8 mph in the morning. Winds could gust as high as 16 mph.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58. East wind 5 to 8 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 83. Light and variable wind becoming southwest 5 to 8 mph in the morning. Winds could gust as high as 18 mph.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms between midnight and 3am, then a slight chance of showers after 3am. Partly cloudy, with a low around 60. East wind 5 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    Low: 60 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 81. Light and variable wind becoming northwest 6 to 11 mph in the morning. Winds could gust as high as 24 mph.

    High: 81 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 40%.

    Low: 57 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 79.

    High: 79 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before midnight. Mostly clear, with a low around 57.

    Low: 57 °F

    Slight Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly before midnight. Partly cloudy, with a low around 56. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%.
Sunday
Sunny, with a high near 79. Light and variable wind becoming south 5 to 8 mph in the morning. Winds could gust as high as 16 mph.
Sunday Night
Mostly clear, with a low around 58. East wind 5 to 8 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.
Monday
Sunny, with a high near 83. Light and variable wind becoming southwest 5 to 8 mph in the morning. Winds could gust as high as 18 mph.
Monday Night
A slight chance of showers and thunderstorms between midnight and 3am, then a slight chance of showers after 3am. Partly cloudy, with a low around 60. East wind 5 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 81. Light and variable wind becoming northwest 6 to 11 mph in the morning. Winds could gust as high as 24 mph.
Tuesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 40%.
Wednesday
A slight chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 79.
Wednesday Night
A slight chance of showers and thunderstorms before midnight. Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 59.
Friday
Sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 62.
Saturday
A slight chance of showers and thunderstorms. Sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles NNW Edgemont SD
 43.51°N 103.91°W (Elev. 4577 ft)
Last Update:
8:36 pm MDT Aug 15, 2026
Forecast Valid:
9pm MDT Aug 15, 2026-6pm MDT Aug 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation