| NWS Forecast for: Yankton SD Issued by: National Weather Service Sioux Falls, SD Last Update: 8:59 pm CDT May 11, 2026 | |
Tonight: A slight chance of showers between midnight and 2am. Mostly cloudy, with a low around 59. Breezy, with a south wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 20%. Tuesday: A slight chance of sprinkles between 8am and 9am. Partly sunny, then gradually becoming sunny, with a high near 79. Breezy, with a northwest wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph. Tuesday Night: Mostly clear, with a low around 45. Breezy, with a north northwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph. Wednesday: Sunny, with a high near 81. West wind around 5 mph becoming calm. Wednesday Night: Partly cloudy, with a low around 53. East southeast wind 5 to 10 mph increasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph. Thursday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 86. Windy, with a south southeast wind 20 to 25 mph increasing to 25 to 30 mph in the morning. Winds could gust as high as 40 mph. Thursday Night: A 40 percent chance of showers before 1am. Partly cloudy, with a low around 55. Breezy. Friday: Sunny, with a high near 87. Breezy. Friday Night: Mostly clear, with a low around 52. Saturday: Mostly sunny, with a high near 88. Saturday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 57. Sunday: A 40 percent chance of showers. Partly sunny, with a high near 85. Breezy. Sunday Night: A 30 percent chance of showers. Partly cloudy, with a low around 51. Breezy. Monday: Partly sunny, with a high near 74. | |
| Yankton SD 42.88°N 97.4°W (Elev. 1204 ft) | |
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