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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Winner, Bob Wiley Field Airport (KICR)

Lat: 43.39°NLon: 99.84°WElev: 2031ft.

Fair

70°F

21°C

Humidity 71%
Wind Speed S 10 mph
Barometer 30.04 in (1015.8 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 28 Aug 8:53 am CDT
Extended Forecast for

Winner SD

  • Today

    Today: Mostly sunny, with a high near 92. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 92 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 69. South wind 13 to 18 mph, with gusts as high as 29 mph.

    Low: 69 °F

    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 95. Southwest wind 5 to 8 mph becoming northwest in the afternoon. Winds could gust as high as 16 mph.

    High: 95 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 1am. Increasing clouds, with a low around 70. Southeast wind 7 to 9 mph becoming southwest after midnight. Winds could gust as high as 16 mph.

    Low: 70 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 93. Northwest wind 7 to 9 mph, with gusts as high as 20 mph.

    High: 93 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. South wind around 10 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 68 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Partly sunny, with a high near 86.

    High: 86 °F

    Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 92. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Tonight
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 69. South wind 13 to 18 mph, with gusts as high as 29 mph.
Saturday
Mostly sunny, with a high near 95. Southwest wind 5 to 8 mph becoming northwest in the afternoon. Winds could gust as high as 16 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Increasing clouds, with a low around 70. Southeast wind 7 to 9 mph becoming southwest after midnight. Winds could gust as high as 16 mph.
Sunday
Mostly sunny, with a high near 93. Northwest wind 7 to 9 mph, with gusts as high as 20 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. South wind around 10 mph becoming west after midnight. Winds could gust as high as 20 mph.
Monday
Mostly sunny, with a high near 87.
Monday Night
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 64.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 86.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Mostly sunny, with a high near 92.
Wednesday Night
Partly cloudy, with a low around 67.
Thursday
Mostly sunny, with a high near 91.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winner SD
 43.37°N 99.85°W (Elev. 1998 ft)
Last Update:
7:51 am CDT Aug 28, 2026
Forecast Valid:
9am CDT Aug 28, 2026-6pm CDT Sep 3, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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