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

51°F

11°C

Humidity 66%
Wind Speed N 5 mph
Barometer 29.69 in (1005.9 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 13 Apr 1:56 am CDT
Extended Forecast for

Lesterville SD

  • Overnight

    Overnight: Partly cloudy, with a low around 51. East southeast wind around 5 mph.

    Low: 51 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 83. East wind 5 to 10 mph becoming west southwest in the afternoon.

    High: 83 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 48. West wind 5 to 10 mph.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 73. North wind 5 to 15 mph.

    High: 73 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 47. North wind around 10 mph.

    Low: 47 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers likely after 4pm. Partly sunny, with a high near 71. Northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 71 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers before 1am. Partly cloudy, with a low around 45.

    Low: 45 °F

    Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 51. East southeast wind around 5 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 83. East wind 5 to 10 mph becoming west southwest in the afternoon.
Monday Night
Mostly clear, with a low around 48. West wind 5 to 10 mph.
Tuesday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 73. North wind 5 to 15 mph.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 47. North wind around 10 mph.
Wednesday
A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers likely after 4pm. Partly sunny, with a high near 71. Northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Wednesday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 45.
Thursday
Sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Partly sunny, with a high near 61. Breezy.
Friday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 30. Blustery. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 50. Breezy.
Saturday Night
Partly cloudy, with a low around 28.
Sunday
Sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lesterville SD
 43.03°N 97.58°W (Elev. 1362 ft)
Last Update:
1:33 am CDT Apr 13, 2026
Forecast Valid:
2am CDT Apr 13, 2026-6pm CDT Apr 19, 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