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

45°F

7°C

Humidity 35%
Wind Speed SE 8 mph
Barometer 29.91 in (1014.3 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 29 Mar 2:56 am CDT
Extended Forecast for

Yankton SD

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 44. Southeast wind around 10 mph.

    Low: 44 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 79. Southeast wind 5 to 10 mph becoming southwest in the afternoon.

    High: 79 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44. North wind around 5 mph becoming south after midnight.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 83. Southeast wind 5 to 10 mph becoming west in the afternoon.

    High: 83 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41. Northeast wind 5 to 15 mph becoming north northwest after midnight. Winds could gust as high as 30 mph.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 53. Breezy, with a north northwest wind around 20 mph, with gusts as high as 35 mph.

    High: 53 °F

    Slight Chance
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 49.

    High: 49 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain and snow showers before 1am, then a chance of rain showers. Mostly cloudy, with a low around 31. Chance of precipitation is 40%.

    Low: 31 °F

    Chance
    Rain/Snow

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 44. Southeast wind around 10 mph.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 79. Southeast wind 5 to 10 mph becoming southwest in the afternoon.
Sunday Night
Mostly clear, with a low around 44. North wind around 5 mph becoming south after midnight.
Monday
Partly sunny, with a high near 83. Southeast wind 5 to 10 mph becoming west in the afternoon.
Monday Night
Mostly cloudy, with a low around 41. Northeast wind 5 to 15 mph becoming north northwest after midnight. Winds could gust as high as 30 mph.
Tuesday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 53. Breezy, with a north northwest wind around 20 mph, with gusts as high as 35 mph.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
Mostly cloudy, with a high near 49.
Wednesday Night
A chance of rain and snow showers before 1am, then a chance of rain showers. Mostly cloudy, with a low around 31. Chance of precipitation is 40%.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 48. Breezy.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 34.
Friday
Showers likely. Mostly cloudy, with a high near 53. Breezy. Chance of precipitation is 60%.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 32.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 51. Breezy.
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:
3:03 am CDT Mar 29, 2026
Forecast Valid:
3am CDT Mar 29, 2026-6pm CDT Apr 4, 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