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.

Fair

73°F

23°C

Humidity 43%
Wind Speed W 13 mph
Barometer 30.04 in (1017.9 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 19 Jun 5:56 pm CDT
Extended Forecast for

3 Miles ESE Lesterville SD

  • Tonight

    Tonight: Partly cloudy, with a low around 51. West southwest wind 5 to 10 mph becoming light and variable after midnight.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers, mainly after 4pm. Partly sunny, with a high near 82. Northeast wind 5 to 10 mph becoming south southeast in the afternoon.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Showers and thunderstorms before 4am, then showers likely. Low around 57. South wind 10 to 15 mph becoming east after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 57 °F

    Showers

  • Sunday

    Sunday: Showers likely, mainly before 1pm. Cloudy, with a high near 71. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    High: 71 °F

    Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Cloudy, with a low around 54. North northeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 54 °F

    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 76. North northeast wind around 5 mph becoming east southeast in the afternoon.

    High: 76 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 78.

    High: 78 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 51. West southwest wind 5 to 10 mph becoming light and variable after midnight.
Saturday
A 30 percent chance of showers, mainly after 4pm. Partly sunny, with a high near 82. Northeast wind 5 to 10 mph becoming south southeast in the afternoon.
Saturday Night
Showers and thunderstorms before 4am, then showers likely. Low around 57. South wind 10 to 15 mph becoming east after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday
Showers likely, mainly before 1pm. Cloudy, with a high near 71. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Sunday Night
A chance of showers and thunderstorms. Cloudy, with a low around 54. North northeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Monday
Partly sunny, with a high near 76. North northeast wind around 5 mph becoming east southeast in the afternoon.
Monday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 55.
Tuesday
A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 57.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Lesterville SD
 43.03°N 97.55°W (Elev. 1358 ft)
Last Update:
4:43 pm CDT Jun 19, 2026
Forecast Valid:
6pm CDT Jun 19, 2026-6pm CDT Jun 26, 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