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

Areas of Severe Thunderstorms and Heavy Rain Possible through the Weekend

There will be daily chances for scattered thunderstorms across portions of the Central and Eastern U.S. through the weekend, with severe thunderstorms possible in the northern Plains and Upper Midwest. Potential severe storm hazards may include large hail, damaging winds, and a few tornadoes. Storms could also produce heavy rain that may lead to isolated instances of flash flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

63°F

17°C

Humidity 50%
Wind Speed NW 7 mph
Barometer 30.02 in (1008.2 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 28 Jun 5:53 am MDT
Extended Forecast for

Buffalo Gap SD

  • Today

    Today: Sunny, with a high near 92. West wind 5 to 15 mph becoming east in the afternoon. Winds could gust as high as 25 mph.

    High: 92 °F

    Sunny

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before midnight. Some of the storms could be severe. Mostly cloudy, with a low around 60. East wind 10 to 15 mph becoming northwest in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 60%.

    Low: 60 °F

    Severe
    Thunderstorms
    then Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 79. North wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 79 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 58. Northeast wind 5 to 10 mph becoming northwest in the evening. Winds could gust as high as 15 mph.

    Low: 58 °F

    Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 85. Northwest wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 60. East wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 92. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before midnight. Mostly clear, with a low around 62. Southeast wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 62 °F

    Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 92. West wind 5 to 15 mph becoming east in the afternoon. Winds could gust as high as 25 mph.
Tonight
Showers and thunderstorms likely, mainly before midnight. Some of the storms could be severe. Mostly cloudy, with a low around 60. East wind 10 to 15 mph becoming northwest in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 79. North wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 58. Northeast wind 5 to 10 mph becoming northwest in the evening. Winds could gust as high as 15 mph.
Monday
Sunny, with a high near 85. Northwest wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 60. East wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 92. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
A chance of showers and thunderstorms before midnight. Mostly clear, with a low around 62. Southeast wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 92.
Wednesday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 65.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Independence Day
A chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Buffalo Gap SD
 43.47°N 103.31°W (Elev. 3199 ft)
Last Update:
5:09 am MDT Jun 28, 2025
Forecast Valid:
6am MDT Jun 28, 2025-6pm MDT Jul 4, 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