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

80°F

27°C

Humidity 56%
Wind Speed N 10 mph
Barometer 29.89 in (1012.2 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 13 Jun 5:56 pm CDT
Extended Forecast for

Mayfield SD

  • Tonight

    Tonight: A chance of rain before 1am, then a slight chance of showers and thunderstorms after 3am. Partly cloudy, with a low around 65. Northwest wind 5 to 10 mph becoming east northeast after midnight. Chance of precipitation is 20%.

    Low: 65 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 91. East southeast wind 5 to 15 mph becoming south in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    High: 91 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 88. South wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 88 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. South southeast wind 5 to 10 mph.

    Low: 68 °F

    Chance
    T-storms

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 90. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 90 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.

    Low: 66 °F

    T-storms
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.

    High: 83 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 63. Chance of precipitation is 70%.

    Low: 63 °F

    T-storms
    Likely

Detailed Forecast

Tonight
A chance of rain before 1am, then a slight chance of showers and thunderstorms after 3am. Partly cloudy, with a low around 65. Northwest wind 5 to 10 mph becoming east northeast after midnight. Chance of precipitation is 20%.
Saturday
A slight chance of showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 91. East southeast wind 5 to 15 mph becoming south in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Saturday Night
A chance of showers and thunderstorms before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 88. South wind 5 to 10 mph. Chance of precipitation is 40%.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. South southeast wind 5 to 10 mph.
Monday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 90. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.
Tuesday Night
Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 63. Chance of precipitation is 70%.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 58.
Juneteenth
Sunny, with a high near 85.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 66.
Friday
Mostly sunny, with a high near 90. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mayfield SD
 43.08°N 97.31°W (Elev. 1342 ft)
Last Update:
5:32 pm CDT Jun 13, 2025
Forecast Valid:
6pm CDT Jun 13, 2025-6pm CDT Jun 20, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation