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

61°F

16°C

Humidity 67%
Wind Speed NW 9 mph
Barometer 30.05 in (1018.6 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 19 Jun 11:56 pm CDT
Extended Forecast for

4 Miles WNW Lesterville SD

  • Overnight

    Overnight: Partly cloudy, with a low around 51. West wind around 5 mph becoming calm.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 4pm. Increasing clouds, with a high near 82. Light east wind becoming southeast 5 to 10 mph in the morning.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 57. East southeast wind 10 to 15 mph, with gusts 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: A chance of showers and thunderstorms, then showers likely after 8am. Cloudy, with a high near 71. East wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    High: 71 °F

    Showers
    Likely

  • 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 50 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 30 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 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 51. West wind around 5 mph becoming calm.
Saturday
A 20 percent chance of showers after 4pm. Increasing clouds, with a high near 82. Light east wind becoming southeast 5 to 10 mph in the morning.
Saturday Night
Showers and possibly a thunderstorm. Low around 57. East southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
A chance of showers and thunderstorms, then showers likely after 8am. Cloudy, with a high near 71. East wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
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 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 55.
Tuesday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 53.
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:
4 Miles WNW Lesterville SD
 43.05°N 97.67°W (Elev. 1362 ft)
Last Update:
11:47 pm CDT Jun 19, 2026
Forecast Valid:
12am CDT Jun 20, 2026-6pm CDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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