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

Heavy Rainfall Possible in the Upper Midwest, South Texas, and Puerto Rico and the Virgin Islands

Scattered thunderstorms and heavy rainfall may bring areas of flooding though the weekend over the Upper Midwest. A tropical disturbance will bring moderate to locally heavy rain to portions of South Texas into Saturday. Tropical Storm Erin may bring isolated flash and urban flooding, landslides or mudslides, and tropical storm conditions to Puerto Rico and the U.S. Virgin Islands. Read More >

Hazardous Weather Conditions

Current conditions at

Rosebud Sioux Tribal Airport (KSUO)

Lat: 43.26°NLon: 100.86°WElev: 2724ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Antelope SD

  • Today

    Today: Mostly sunny, with a high near 95. North wind 10 to 15 mph becoming east in the morning. Winds could gust as high as 20 mph.

    High: 95 °F

    Mostly Sunny

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 2am. Increasing clouds, with a low around 66. Southeast wind 10 to 15 mph becoming northeast after midnight. Winds could gust as high as 20 mph.

    Low: 66 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91. East wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 91 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 64. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. North wind around 10 mph, with gusts as high as 15 mph.

    High: 89 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 62. East wind 5 to 15 mph.

    Low: 62 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Sunny, with a high near 91. Northeast wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 15 mph.

    High: 91 °F

    Sunny

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms. Mostly clear, with a low around 63. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 63 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 95. North wind 10 to 15 mph becoming east in the morning. Winds could gust as high as 20 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 2am. Increasing clouds, with a low around 66. Southeast wind 10 to 15 mph becoming northeast after midnight. Winds could gust as high as 20 mph.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91. East wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 64. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. North wind around 10 mph, with gusts as high as 15 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 62. East wind 5 to 15 mph.
Monday
Sunny, with a high near 91. Northeast wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 15 mph.
Monday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 63. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday
Sunny, with a high near 92.
Tuesday Night
A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 63.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 65.
Thursday
Sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Antelope SD
 43.31°N 100.62°W (Elev. 2589 ft)
Last Update:
6:29 am CDT Aug 15, 2025
Forecast Valid:
7am CDT Aug 15, 2025-6pm CDT Aug 21, 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