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

25°F

-4°C

Humidity 48%
Wind Speed NW 15 mph
Barometer 30.36 in (1032.0 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 21 Feb 12:56 pm CST
Extended Forecast for

Yankton SD

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 31. Northwest wind around 15 mph, with gusts as high as 20 mph.

    High: 31 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 7. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 7 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 26. North northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 26 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 3. North northwest wind 5 to 10 mph becoming light and variable after midnight.

    Low: 3 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 34. Light and variable wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 34 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 22. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 22 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 61.

    High: 61 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of rain after noon. Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny
    then Slight
    Chance Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 31. Northwest wind around 15 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 7. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 26. North northwest wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 3. North northwest wind 5 to 10 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 34. Light and variable wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 22. South wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 61.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
A 20 percent chance of rain after noon. Partly sunny, with a high near 49.
Wednesday Night
A chance of rain before midnight, then a slight chance of snow. Partly cloudy, with a low around 25. Chance of precipitation is 30%.
Thursday
Sunny, with a high near 54.
Thursday Night
Mostly clear, with a low around 33.
Friday
Mostly sunny, with a high near 62.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yankton SD
 42.86°N 97.4°W (Elev. 1171 ft)
Last Update:
1:13 pm CST Feb 21, 2026
Forecast Valid:
1pm CST Feb 21, 2026-6pm CST Feb 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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