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

26°F

-3°C

Humidity 60%
Wind Speed NE 16 mph
Barometer 30.30 in (1029.6 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 28 Feb 6:56 pm CST
Extended Forecast for

Yankton SD

  • Tonight

    Tonight: Partly cloudy, with a low around 11. Northeast wind 5 to 10 mph.

    Low: 11 °F

    Partly Cloudy

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 34. East northeast wind 5 to 10 mph becoming southeast in the afternoon.

    High: 34 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 22. South southeast wind around 10 mph.

    Low: 22 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of rain after noon. Mostly cloudy, with a high near 46. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 46 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday Night

    Monday Night: Rain likely, mainly before midnight. Cloudy, with a low around 31. South southeast wind 5 to 10 mph. Chance of precipitation is 60%.

    Low: 31 °F

    Rain Likely
    then Chance
    Rain

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 52. Northeast wind 5 to 10 mph.

    High: 52 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 11. Northeast wind 5 to 10 mph.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 34. East northeast wind 5 to 10 mph becoming southeast in the afternoon.
Sunday Night
Mostly cloudy, with a low around 22. South southeast wind around 10 mph.
Monday
A 30 percent chance of rain after noon. Mostly cloudy, with a high near 46. South wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Rain likely, mainly before midnight. Cloudy, with a low around 31. South southeast wind 5 to 10 mph. Chance of precipitation is 60%.
Tuesday
Mostly cloudy, with a high near 52. Northeast wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 28.
Wednesday
Mostly sunny, with a high near 57.
Wednesday Night
Mostly clear, with a low around 33.
Thursday
Sunny, with a high near 68.
Thursday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 29.
Friday
A 30 percent chance of rain. Mostly sunny, with a high near 55.
Friday Night
A 20 percent chance of rain. Partly cloudy, with a low around 26.
Saturday
Mostly sunny, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yankton SD
 42.88°N 97.4°W (Elev. 1204 ft)
Last Update:
5:43 pm CST Feb 28, 2026
Forecast Valid:
7pm CST Feb 28, 2026-6pm CST Mar 7, 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