Weather forecast for: Winner SD
Last Update: 1:31 am CDT Sep 20, 2026
Overnight: A 40 percent chance of showers. Patchy fog after 4am. Otherwise, cloudy, with a low around 54. Northeast wind around 9 mph, with gusts as high as 16 mph.
Sunday: Showers. Patchy fog before 10am. High near 60. East wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
Sunday Night: Showers before 10pm, then showers and possibly a thunderstorm between 10pm and 1am, then showers after 1am. Low around 47. East wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 100%.
Monday: Showers likely, mainly before 1pm. Cloudy, with a high near 59. Northeast wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Monday Night: Mostly cloudy, with a low around 44. Southeast wind 7 to 10 mph, with gusts as high as 17 mph.
Tuesday: Partly sunny, with a high near 63. Southeast wind 8 to 18 mph, with gusts as high as 29 mph.
Tuesday Night: Mostly cloudy, with a low around 47. Breezy.
Wednesday: A slight chance of showers after 1pm. Partly sunny, with a high near 69. Breezy.
Wednesday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Breezy.
Thursday: Partly sunny, with a high near 76.
Thursday Night: Partly cloudy, with a low around 53.
Friday: Partly sunny, with a high near 76.
Friday Night: Mostly cloudy, with a low around 56. Breezy.
Saturday: Partly sunny, with a high near 77. Breezy.