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

70°F

21°C

Humidity 93%
Wind Speed E 6 mph
Barometer 30.10 in (1019.6 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 20 Aug 11:56 pm CDT
Extended Forecast for

4 Miles SE Mayfield SD

  • Overnight

    Overnight: Mostly clear, with a low around 65. East southeast wind around 10 mph.

    Low: 65 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. South southeast wind around 10 mph.

    Low: 66 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. South southeast wind around 10 mph becoming north in the afternoon.

    High: 80 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. North wind 5 to 10 mph.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 74. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 65. East southeast wind around 10 mph.
Thursday
Sunny, with a high near 86. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. South southeast wind around 10 mph.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. South southeast wind around 10 mph becoming north in the afternoon.
Friday Night
Partly cloudy, with a low around 58. North wind 5 to 10 mph.
Saturday
Sunny, with a high near 74. North northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 46.
Monday
Sunny, with a high near 70.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Mostly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Mayfield SD
 43.06°N 97.25°W (Elev. 1378 ft)
Last Update:
10:41 pm CDT Aug 20, 2025
Forecast Valid:
12am CDT Aug 21, 2025-6pm CDT Aug 27, 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