7-Day Forecast 42.88°N 97.4°W (Text-Only)
NWS Forecast for: Yankton SD
Issued by: National Weather Service Sioux Falls, SD
Last Update: 11:46 am CDT Jul 13, 2025




This Afternoon: Sunny, with a high near 91. South southwest wind around 10 mph, with gusts as high as 20 mph.

Tonight: A 20 percent chance of showers and thunderstorms before 8pm. Mostly cloudy during the early evening, then becoming clear, with a low around 66. South wind 5 to 10 mph becoming north after midnight.

Monday: Sunny, with a high near 93. East wind 5 to 15 mph becoming south in the afternoon. Winds could gust as high as 20 mph.

Monday Night: Partly cloudy, with a low around 71. South wind around 10 mph.

Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. South wind 10 to 15 mph, with gusts as high as 25 mph.

Tuesday Night: Showers likely and possibly a thunderstorm before 10pm, then showers and thunderstorms likely, mainly between 10pm and 1am. Mostly cloudy, with a low around 65. South southeast wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%.

Wednesday: A 30 percent chance of showers. Partly sunny, with a high near 81.

Wednesday Night: Mostly cloudy, with a low around 58.

Thursday: Mostly sunny, with a high near 77.

Thursday Night: Partly cloudy, with a low around 60.

Friday: Mostly sunny, with a high near 82.

Friday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.

Saturday: Mostly sunny, with a high near 85.



Yankton SD
 42.88°N 97.4°W (Elev. 1204 ft)

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