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.

Overcast

28°F

-2°C

Humidity 85%
Wind Speed NW 8 mph
Barometer 30.43 in (1033.4 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 4 Feb 3:56 pm CST
Extended Forecast for

Yankton SD

  • Tonight

    Tonight: Cloudy, with a temperature rising to around 32 by 4am. Light and variable wind becoming west 5 to 10 mph in the evening. Winds could gust as high as 20 mph.

    Low: 25 °F⇑

    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 54. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 54 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 34. West wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 43. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 43 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 21. North wind 5 to 10 mph becoming southeast after midnight.

    Low: 21 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 48. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 48 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
Cloudy, with a temperature rising to around 32 by 4am. Light and variable wind becoming west 5 to 10 mph in the evening. Winds could gust as high as 20 mph.
Thursday
Mostly sunny, with a high near 54. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 34. West wind 5 to 15 mph, with gusts as high as 20 mph.
Friday
Increasing clouds, with a high near 43. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 21. North wind 5 to 10 mph becoming southeast after midnight.
Saturday
Partly sunny, with a high near 48. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Mostly cloudy, with a low around 29.
Sunday
Sunny, with a high near 56.
Sunday Night
Partly cloudy, with a low around 34.
Monday
Mostly sunny, with a high near 63.
Monday Night
Mostly cloudy, with a low around 33.
Tuesday
Partly sunny, with a high near 50.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 26.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yankton SD
 42.88°N 97.4°W (Elev. 1204 ft)
Last Update:
4:33 pm CST Feb 4, 2026
Forecast Valid:
4pm CST Feb 4, 2026-6pm CST Feb 11, 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