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

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

84°F

29°C

Humidity 24%
Wind Speed S 10 G 20 mph
Barometer 30.00 in (1007.9 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 3 Jul 11:53 am MDT
Extended Forecast for

Custer SD

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 90. South wind around 10 mph, with gusts as high as 25 mph.

    High: 90 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 8pm and 3am. Mostly cloudy, with a low around 60. South wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    Low: 60 °F

    Slight Chance
    T-storms

  • Independence Day

    Independence Day: A slight chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 78. Northwest wind around 5 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    High: 78 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 54. Northwest wind around 5 mph, with gusts as high as 15 mph.

    Low: 54 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 78. Northwest wind 5 to 10 mph becoming southeast in the morning. Winds could gust as high as 20 mph.

    High: 78 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 53. Southeast wind around 5 mph becoming north after midnight. Winds could gust as high as 15 mph.

    Low: 53 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. North wind around 5 mph becoming southeast in the afternoon. Winds could gust as high as 15 mph.

    High: 77 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 53. East wind around 5 mph becoming northwest after midnight. Winds could gust as high as 15 mph.

    Low: 53 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms after noon. Sunny, with a high near 80.

    High: 80 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 90. South wind around 10 mph, with gusts as high as 25 mph.
Tonight
A slight chance of showers and thunderstorms between 8pm and 3am. Mostly cloudy, with a low around 60. South wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Independence Day
A slight chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 78. Northwest wind around 5 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Friday Night
A 40 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 54. Northwest wind around 5 mph, with gusts as high as 15 mph.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 78. Northwest wind 5 to 10 mph becoming southeast in the morning. Winds could gust as high as 20 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 53. Southeast wind around 5 mph becoming north after midnight. Winds could gust as high as 15 mph.
Sunday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. North wind around 5 mph becoming southeast in the afternoon. Winds could gust as high as 15 mph.
Sunday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 53. East wind around 5 mph becoming northwest after midnight. Winds could gust as high as 15 mph.
Monday
A chance of showers and thunderstorms after noon. Sunny, with a high near 80.
Monday Night
A slight chance of showers and thunderstorms before midnight. Mostly clear, with a low around 55.
Tuesday
A slight chance of showers and thunderstorms. Sunny, with a high near 82.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 57.
Wednesday
A slight chance of showers and thunderstorms. Sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Custer SD
 43.76°N 103.6°W (Elev. 5417 ft)
Last Update:
11:09 am MDT Jul 3, 2025
Forecast Valid:
12pm MDT Jul 3, 2025-6pm MDT Jul 9, 2025
 
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