National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

Mostly Cloudy

49°F

9°C

Humidity 55%
Wind Speed NE 16 mph
Barometer 29.93 in (1015.0 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 25 Apr 3:56 am CDT
Extended Forecast for

Yankton SD

  • Overnight

    Overnight: A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 43. North northeast wind around 10 mph.

    Low: 43 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly before noon, then showers likely and possibly a thunderstorm after 1pm. Cloudy, with a high near 58. North wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 58 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Cloudy, with a low around 42. North wind 5 to 10 mph. Chance of precipitation is 50%.

    Low: 42 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 4pm. High near 65. Breezy, with an east wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    High: 65 °F

    Chance
    Showers then
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 48. East wind 10 to 15 mph becoming south southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%.

    Low: 48 °F

    Showers

  • Monday

    Monday: Showers likely, mainly before 1pm. Cloudy, with a high near 57. Breezy, with a west northwest wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 70%.

    High: 57 °F

    Showers
    Likely and
    Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 34. Breezy.

    Low: 34 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 43. North northeast wind around 10 mph.
Saturday
Showers and thunderstorms likely, mainly before noon, then showers likely and possibly a thunderstorm after 1pm. Cloudy, with a high near 58. North wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms. Cloudy, with a low around 42. North wind 5 to 10 mph. Chance of precipitation is 50%.
Sunday
Showers, with thunderstorms also possible after 4pm. High near 65. Breezy, with an east wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Sunday Night
Showers and possibly a thunderstorm. Low around 48. East wind 10 to 15 mph becoming south southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%.
Monday
Showers likely, mainly before 1pm. Cloudy, with a high near 57. Breezy, with a west northwest wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 70%.
Monday Night
Mostly cloudy, with a low around 34. Breezy.
Tuesday
Partly sunny, with a high near 55.
Tuesday Night
Partly cloudy, with a low around 33.
Wednesday
Mostly sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Mostly sunny, with a high near 64.
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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:
2:28 am CDT Apr 25, 2026
Forecast Valid:
4am CDT Apr 25, 2026-6pm CDT May 1, 2026
 
Forecast Discussion
 
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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