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Current conditions at
Yankton, Chan Gurney Municipal Airport (KYKN)
Lat: 42.92°NLon: 97.38°WElev: 1306ft.
Fair
48°F
9°C
| Humidity | 93% |
| Wind Speed | NW 9 mph |
| Barometer | 29.98 in (1016.1 mb) |
| Dewpoint | 46°F (8°C) |
| Visibility | 10.00 mi |
| Wind Chill | 44°F (7°C) |
| Last update | 7 Oct 5:56 am CDT |
Extended Forecast for
Yankton SD
Today

High: 77 °F
Sunny
Tonight

Low: 50 °F
Partly Cloudy
Thursday
High: 72 °F
Partly Sunny
then Slight
Chance
ShowersThursday Night

Low: 54 °F
Chance
SprinklesFriday

High: 81 °F
Sunny
Friday Night
Low: 66 °F
Mostly Clear
then Clear
and BreezySaturday

High: 83 °F
Sunny and
BreezySaturday Night

Low: 64 °F
Mostly Clear
and BreezySunday

High: 77 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 77. Northwest wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 50. West northwest wind around 5 mph becoming calm in the evening.
Thursday
A chance of sprinkles before 4pm, then a slight chance of showers between 4pm and 5pm, then a chance of sprinkles with a slight chance of showers after 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 72. Light and variable wind becoming southeast 5 to 10 mph in the morning. Chance of precipitation is 20%.
Thursday Night
A chance of sprinkles before 7pm. Mostly cloudy, with a low around 54. East southeast wind around 5 mph.
Friday
Sunny, with a high near 81. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Clear, with a low around 66. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 35 mph.
Saturday
Sunny, with a high near 83. Breezy.
Saturday Night
Mostly clear, with a low around 64. Breezy.
Sunday
Sunny, with a high near 77.
Sunday Night
Mostly cloudy, with a low around 56.
Columbus Day
Partly sunny, with a high near 65.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 49.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 62.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Yankton SD
42.9°N 97.4°W (Elev. 1250 ft)
42.9°N 97.4°W (Elev. 1250 ft)
6:33 am CDT Oct 7, 2026
6am CDT Oct 7, 2026-6pm CDT Oct 13, 2026


