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

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

Light Rain

67°F

19°C

Humidity 57%
Wind Speed NW 14 mph
Barometer 30.06 in (1018.9 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 19 Jun 10:56 am CDT
Extended Forecast for

2 Miles S Wynot NE

  • Juneteenth

    Juneteenth: A 50 percent chance of showers, mainly before 3pm. Mostly cloudy, with a steady temperature around 73. West wind 6 to 9 mph, with gusts as high as 18 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 73 °F

    Chance
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 51. West southwest wind 5 to 8 mph becoming calm after midnight.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after 4pm. Increasing clouds, with a high near 81. Calm wind becoming south southeast 5 to 9 mph in the morning. Winds could gust as high as 17 mph.

    High: 81 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 1am, then showers likely after 1am. Low around 56. South southeast wind 9 to 13 mph becoming east after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 56 °F

    Showers

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 71. Breezy, with an east wind 15 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. Northeast wind 5 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 75. North northeast wind 5 to 7 mph becoming east in the afternoon.

    High: 75 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 54. East southeast wind around 6 mph becoming light and variable.

    Low: 54 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Mostly sunny, with a high near 77. West wind 6 to 13 mph, with gusts as high as 23 mph.

    High: 77 °F

    Chance
    T-storms

Detailed Forecast

Juneteenth
A 50 percent chance of showers, mainly before 3pm. Mostly cloudy, with a steady temperature around 73. West wind 6 to 9 mph, with gusts as high as 18 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Partly cloudy, with a low around 51. West southwest wind 5 to 8 mph becoming calm after midnight.
Saturday
A 40 percent chance of showers and thunderstorms after 4pm. Increasing clouds, with a high near 81. Calm wind becoming south southeast 5 to 9 mph in the morning. Winds could gust as high as 17 mph.
Saturday Night
Showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 1am, then showers likely after 1am. Low around 56. South southeast wind 9 to 13 mph becoming east after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
Showers likely, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 71. Breezy, with an east wind 15 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. Northeast wind 5 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Partly sunny, with a high near 75. North northeast wind 5 to 7 mph becoming east in the afternoon.
Monday Night
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 54. East southeast wind around 6 mph becoming light and variable.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 77. West wind 6 to 13 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly clear, with a low around 53. West northwest wind 5 to 13 mph, with gusts as high as 21 mph.
Wednesday
Mostly sunny, with a high near 78. North northwest wind 6 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 53. North wind 5 to 9 mph becoming calm in the evening.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 78. Calm wind becoming east southeast 5 to 7 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Wynot NE
 42.71°N 97.19°W (Elev. 1394 ft)
Last Update:
11:11 am CDT Jun 19, 2026
Forecast Valid:
11am CDT Jun 19, 2026-6pm CDT Jun 25, 2026
 
Forecast Discussion
 
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Additional Resources

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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