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

81°F

27°C

Humidity 14%
Wind Speed S 12 mph
Barometer 29.78 in (1009.4 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 20 Apr 6:56 pm CDT
Extended Forecast for

4 Miles SE Mayfield SD

  • Tonight

    Tonight: Partly cloudy, with a low around 45. South wind 5 to 15 mph becoming west northwest after midnight. Winds could gust as high as 20 mph.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 82. North wind 5 to 10 mph becoming east in the afternoon.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55. East southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 88 °F

    Sunny and
    Windy

  • Wednesday Night

    Wednesday Night: A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 60. Windy, with a south southeast wind 25 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 40%.

    Low: 60 °F

    Windy. Partly
    Cloudy then
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 79. Breezy, with a south wind 20 to 25 mph becoming west southwest in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 30%.

    High: 79 °F

    Breezy.
    Slight Chance
    T-storms then
    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40. Breezy.

    Low: 40 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: Mostly sunny, with a high near 61. Breezy.

    High: 61 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 45. South wind 5 to 15 mph becoming west northwest after midnight. Winds could gust as high as 20 mph.
Tuesday
Sunny, with a high near 82. North wind 5 to 10 mph becoming east in the afternoon.
Tuesday Night
Mostly clear, with a low around 55. East southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 88. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 40 mph.
Wednesday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 60. Windy, with a south southeast wind 25 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 40%.
Thursday
A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 79. Breezy, with a south wind 20 to 25 mph becoming west southwest in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 40. Breezy.
Friday
Mostly sunny, with a high near 61. Breezy.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Partly sunny, with a high near 55.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 58.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 36.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 58.
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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:
5:43 pm CDT Apr 20, 2026
Forecast Valid:
7pm CDT Apr 20, 2026-6pm CDT Apr 27, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation