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.

Fair

21°F

-6°C

Humidity 81%
Wind Speed Calm
Barometer 29.78 in (1012.1 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 2 Dec 11:56 am CST
Extended Forecast for

Yankton SD

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 33. Southwest wind 5 to 10 mph.

    High: 33 °F

    Mostly Cloudy

  • Tonight

    Tonight: A slight chance of rain and snow before 2am, then a slight chance of snow between 2am and 4am. Mostly cloudy, with a low around 20. West southwest wind 5 to 15 mph becoming north northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    Low: 20 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: Partly sunny, with a temperature falling to around 10 by 5pm. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 22 °F⇓

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around -7. North northwest wind 5 to 10 mph becoming light and variable.

    Low: -7 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 29. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 29 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 17. South wind 5 to 10 mph becoming west after midnight.

    Low: 17 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 33.

    High: 33 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow before noon. Mostly cloudy, with a high near 28.

    High: 28 °F

    Slight Chance
    Snow then
    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 33. Southwest wind 5 to 10 mph.
Tonight
A slight chance of rain and snow before 2am, then a slight chance of snow between 2am and 4am. Mostly cloudy, with a low around 20. West southwest wind 5 to 15 mph becoming north northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a temperature falling to around 10 by 5pm. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around -7. North northwest wind 5 to 10 mph becoming light and variable.
Thursday
Mostly sunny, with a high near 29. South wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around 17. South wind 5 to 10 mph becoming west after midnight.
Friday
Mostly cloudy, with a high near 33.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 28.
Saturday Night
Mostly cloudy, with a low around 7.
Sunday
Partly sunny, with a high near 21.
Sunday Night
Mostly cloudy, with a low around 12.
Monday
Mostly sunny, with a high near 34.
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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:
11:28 am CST Dec 2, 2025
Forecast Valid:
12pm CST Dec 2, 2025-6pm CST Dec 8, 2025
 
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