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

Hazardous Weather Conditions

Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

Fair

62°F

17°C

Humidity 48%
Wind Speed SW 6 mph
Barometer 29.88 in (1013.0 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 20 Mar 9:56 pm CDT
Extended Forecast for

Lesterville SD

Red Flag Warning March 21, 01:00pm until March 21, 10:00pm
Click here for hazard details and duration
Red Flag Warning

  • Tonight

    Tonight: Clear, with a low around 47. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 47 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 90. South southwest wind 5 to 10 mph, with gusts as high as 30 mph.

    High: 90 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 41. Breezy, with a south southwest wind 10 to 15 mph becoming north northeast 15 to 20 mph in the evening. Winds could gust as high as 45 mph.

    Low: 41 °F

    Partly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Sunday

    Sunday: Mostly sunny, with a high near 54. Breezy, with a north wind 20 to 25 mph, with gusts as high as 30 mph.

    High: 54 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31. North wind 5 to 15 mph becoming east southeast after midnight. Winds could gust as high as 20 mph.

    Low: 31 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 58. Southeast wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 58 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 47. Calm wind becoming south southwest around 5 mph after midnight.
Saturday
Sunny, with a high near 90. South southwest wind 5 to 10 mph, with gusts as high as 30 mph.
Saturday Night
Increasing clouds, with a low around 41. Breezy, with a south southwest wind 10 to 15 mph becoming north northeast 15 to 20 mph in the evening. Winds could gust as high as 45 mph.
Sunday
Mostly sunny, with a high near 54. Breezy, with a north wind 20 to 25 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 31. North wind 5 to 15 mph becoming east southeast after midnight. Winds could gust as high as 20 mph.
Monday
Partly sunny, with a high near 58. Southeast wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
Partly sunny, with a high near 63.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Partly sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 60. Breezy.
Thursday Night
Partly cloudy, with a low around 24. Blustery.
Friday
Mostly sunny, with a high near 50.
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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:
8:53 pm CDT Mar 20, 2026
Forecast Valid:
10pm CDT Mar 20, 2026-6pm CDT Mar 27, 2026
 
Forecast Discussion
 
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Additional Resources

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