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

11°F

-12°C

Humidity 81%
Wind Speed Calm
Barometer 30.43 in (1034.2 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Last update 11 Jan 3:56 am CST
Extended Forecast for

Yankton SD

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 46. South wind 5 to 10 mph.

    High: 46 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 29. West wind 5 to 10 mph.

    Low: 29 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 54. West wind 5 to 10 mph.

    High: 54 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 38. West southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 57. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 57 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 25. Northwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of rain and snow after noon. Partly sunny, with a high near 47. Breezy. Chance of precipitation is 20%.

    High: 47 °F

    Partly Sunny
    then Slight
    Chance
    Rain/Snow and
    Breezy

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 46. South wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 29. West wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 54. West wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 38. West southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 57. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 25. Northwest wind around 15 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 36.
Wednesday Night
Partly cloudy, with a low around 22.
Thursday
A slight chance of rain and snow after noon. Partly sunny, with a high near 47. Breezy. Chance of precipitation is 20%.
Thursday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 28. Blustery.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 35. Breezy.
Friday Night
Mostly cloudy, with a low around 10. Blustery.
Saturday
Partly sunny, with a high near 24.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Yankton SD
 42.88°N 97.4°W (Elev. 1204 ft)
Last Update:
3:18 am CST Jan 11, 2026
Forecast Valid:
4am CST Jan 11, 2026-6pm CST Jan 17, 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