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Hazardous Weather Conditions

Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

9 Miles NNE Mayfield SD

Heat Advisory August 16, 12:00pm until August 16, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 9pm. Mostly cloudy, with a low around 72. Southeast wind 5 to 10 mph.

    Low: 72 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 93. Heat index values as high as 103. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 93 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 73 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 91 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. South wind 10 to 15 mph.

    Low: 69 °F

    Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 89. South southwest wind 5 to 10 mph becoming northeast in the afternoon.

    High: 89 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms after 9pm. Mostly cloudy, with a low around 72. Southeast wind 5 to 10 mph.
Saturday
A 30 percent chance of showers before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 93. Heat index values as high as 103. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. South wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. South wind 10 to 15 mph.
Monday
Mostly sunny, with a high near 89. South southwest wind 5 to 10 mph becoming northeast in the afternoon.
Monday Night
Partly cloudy, with a low around 67.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
Mostly clear, with a low around 65.
Thursday
Sunny, with a high near 88.
Thursday Night
Partly cloudy, with a low around 65.
Friday
Mostly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNE Mayfield SD
 43.21°N 97.26°W (Elev. 1572 ft)
Last Update:
4:26 pm CDT Aug 15, 2025
Forecast Valid:
6pm CDT Aug 15, 2025-6pm CDT Aug 22, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation