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

Hazardous Weather Conditions

Current conditions at

Winner, Bob Wiley Field Airport (KICR)

Lat: 43.39°NLon: 99.84°WElev: 2031ft.

Fair

66°F

19°C

Humidity 87%
Wind Speed E 6 mph
Barometer 30.20 in (1021.5 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 16 Aug 12:53 am CDT
Extended Forecast for

Gregory SD

  • Overnight

    Overnight: Mostly cloudy, with a low around 58. North wind around 5 mph.

    Low: 58 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 79. North wind around 5 mph.

    High: 79 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms, mainly after 5am. Partly cloudy, with a low around 60. East wind 5 to 10 mph becoming west southwest after midnight.

    Low: 60 °F

    Partly Cloudy
    then Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms before 9am. Sunny, with a high near 84. South wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph.

    High: 84 °F

    Slight Chance
    T-storms then
    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 61. North northwest wind 5 to 10 mph becoming south in the evening.

    Low: 61 °F

    Partly Cloudy
    then Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 10am, then showers likely between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 78. West wind 5 to 10 mph becoming east northeast in the afternoon. Chance of precipitation is 60%.

    High: 78 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 57. Chance of precipitation is 40%.

    Low: 57 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 76. Chance of precipitation is 40%.

    High: 76 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly cloudy, with a low around 58. North wind around 5 mph.
Sunday
Mostly sunny, with a high near 79. North wind around 5 mph.
Sunday Night
A 50 percent chance of showers and thunderstorms, mainly after 5am. Partly cloudy, with a low around 60. East wind 5 to 10 mph becoming west southwest after midnight.
Monday
A 20 percent chance of showers and thunderstorms before 9am. Sunny, with a high near 84. South wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph.
Monday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 61. North northwest wind 5 to 10 mph becoming south in the evening.
Tuesday
Showers likely and possibly a thunderstorm before 10am, then showers likely between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 78. West wind 5 to 10 mph becoming east northeast in the afternoon. Chance of precipitation is 60%.
Tuesday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 57. Chance of precipitation is 40%.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 76. Chance of precipitation is 40%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 61.
Saturday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gregory SD
 43.21°N 99.39°W (Elev. 2195 ft)
Last Update:
11:57 pm CDT Aug 15, 2026
Forecast Valid:
12am CDT Aug 16, 2026-6pm CDT Aug 22, 2026
 
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