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

64°F

18°C

Humidity 90%
Wind Speed Calm
Barometer 30.06 in (1018.5 mb)
Dewpoint 61°F (16°C)
Visibility 9.00 mi
Last update 11 Aug 1:56 am CDT
Extended Forecast for

Yankton SD

  • Overnight

    Overnight: Areas of smoke. Partly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Areas Smoke

  • Monday

    Monday: Areas of smoke before 10am. Mostly sunny, with a high near 85. Light and variable wind becoming south 5 to 10 mph in the morning.

    High: 85 °F

    Areas Smoke
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 65. South wind 5 to 10 mph.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84. North northwest wind 5 to 10 mph.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60. North wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

Detailed Forecast

Overnight
Areas of smoke. Partly cloudy, with a low around 61. Calm wind.
Monday
Areas of smoke before 10am. Mostly sunny, with a high near 85. Light and variable wind becoming south 5 to 10 mph in the morning.
Monday Night
Mostly clear, with a low around 65. South wind 5 to 10 mph.
Tuesday
Sunny, with a high near 84. North northwest wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 60. North wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 87. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 69.
Thursday
Sunny, with a high near 91.
Thursday Night
Partly cloudy, with a low around 73.
Friday
Mostly sunny, with a high near 94.
Friday Night
Partly cloudy, with a low around 73.
Saturday
Mostly sunny, with a high near 91.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Sunday
Mostly sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yankton SD
 42.86°N 97.4°W (Elev. 1171 ft)
Last Update:
2:18 am CDT Aug 11, 2025
Forecast Valid:
2am CDT Aug 11, 2025-6pm CDT Aug 17, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation