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.

Thunderstorm Light Rain

64°F

18°C

Humidity 96%
Wind Speed Calm
Barometer 30.07 in (1018.8 mb)
Dewpoint 63°F (17°C)
Visibility 7.00 mi
Last update 4 Aug 1:56 am CDT
Extended Forecast for

5 Miles NE Mayfield SD

  • Overnight

    Overnight: Scattered showers and thunderstorms. Areas of smoke before 4am. Mostly cloudy, with a low around 61. South southeast wind around 10 mph. Chance of precipitation is 30%.

    Low: 61 °F

    Scattered
    Showers

  • Monday

    Monday: Isolated showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after 1pm. Areas of smoke before 7am. Mostly cloudy, with a high near 76. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 76 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 78 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 25 mph.

    Low: 67 °F

    Partly Cloudy
    and Breezy
    then Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 84. South southeast wind around 15 mph, with gusts as high as 25 mph.

    High: 84 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

Detailed Forecast

Overnight
Scattered showers and thunderstorms. Areas of smoke before 4am. Mostly cloudy, with a low around 61. South southeast wind around 10 mph. Chance of precipitation is 30%.
Monday
Isolated showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after 1pm. Areas of smoke before 7am. Mostly cloudy, with a high near 76. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 62. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 78. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 25 mph.
Wednesday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 84. South southeast wind around 15 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
Sunny, with a high near 89.
Thursday Night
Partly cloudy, with a low around 72.
Friday
Mostly sunny, with a high near 90.
Friday Night
Partly cloudy, with a low around 70.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Sunday
Partly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NE Mayfield SD
 43.12°N 97.25°W (Elev. 1608 ft)
Last Update:
10:30 pm CDT Aug 3, 2025
Forecast Valid:
2am CDT Aug 4, 2025-6pm CDT Aug 10, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation