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.

Overcast

43°F

6°C

Humidity 60%
Wind Speed N 14 mph
Barometer 30.26 in (1026.9 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 6 Feb 1:56 pm CST
Extended Forecast for

Yankton SD

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 44. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 44 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 24. North wind 5 to 10 mph becoming southeast after midnight.

    Low: 24 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 50. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 50 °F

    Partly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29. South wind 5 to 10 mph becoming northwest after midnight.

    Low: 29 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 55. Northwest wind around 5 mph becoming south southwest in the afternoon.

    High: 55 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32. Southwest wind around 5 mph.

    Low: 32 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain. Cloudy, with a high near 47.

    High: 47 °F

    Slight Chance
    Rain

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 44. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 24. North wind 5 to 10 mph becoming southeast after midnight.
Saturday
Partly sunny, with a high near 50. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Partly cloudy, with a low around 29. South wind 5 to 10 mph becoming northwest after midnight.
Sunday
Mostly sunny, with a high near 55. Northwest wind around 5 mph becoming south southwest in the afternoon.
Sunday Night
Mostly cloudy, with a low around 32. Southwest wind around 5 mph.
Monday
Mostly sunny, with a high near 64.
Monday Night
Mostly cloudy, with a low around 32.
Tuesday
A 20 percent chance of rain. Cloudy, with a high near 47.
Tuesday Night
A slight chance of rain before midnight, then a slight chance of snow. Mostly cloudy, with a low around 26. Chance of precipitation is 20%.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 43. Chance of precipitation is 30%.
Wednesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 25. Chance of precipitation is 20%.
Thursday
A 20 percent chance of rain. Mostly cloudy, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yankton SD
 42.9°N 97.4°W (Elev. 1250 ft)
Last Update:
2:44 pm CST Feb 6, 2026
Forecast Valid:
2pm CST Feb 6, 2026-6pm CST Feb 12, 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