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.

Mostly Cloudy

68°F

20°C

Humidity 63%
Wind Speed W 10 mph
Barometer 30.06 in (1018.8 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 19 Jun 3:56 pm CDT
Extended Forecast for

3 Miles S Lesterville SD

  • Tonight

    Tonight: Mostly cloudy, with a low around 52. West southwest wind 5 to 10 mph becoming light and variable after midnight.

    Low: 52 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers after 3pm. Partly sunny, with a high near 82. East northeast wind 5 to 10 mph becoming south 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 20 mph. Chance of precipitation is 80%. New rainfall 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. Mostly 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 56.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms. 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
Mostly cloudy, with a low around 52. West southwest wind 5 to 10 mph becoming light and variable after midnight.
Saturday
A 40 percent chance of showers after 3pm. Partly sunny, with a high near 82. East northeast wind 5 to 10 mph becoming south 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 20 mph. Chance of precipitation is 80%. New rainfall 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. Mostly 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 56.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Mostly sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
A 40 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
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Lesterville SD
 42.99°N 97.61°W (Elev. 1299 ft)
Last Update:
2:28 pm CDT Jun 19, 2026
Forecast Valid:
4pm 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