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.

N/A

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

6 Miles N Mayfield SD

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

    NOW until 8:00pm Sat

    Heat Advisory

  • This Afternoon

    High: 89 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 72. East wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 72 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 91. East wind around 15 mph becoming south in the afternoon. Winds could gust as high as 25 mph.

    High: 91 °F

    Partly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms, mainly after 7pm. Partly cloudy, with a low around 69. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 69 °F

    Chance
    T-storms

  • Monday

    Monday: Sunny, with a high near 88. West wind around 10 mph becoming northeast in the afternoon.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66. East wind around 10 mph becoming north after midnight.

    Low: 66 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 89. South southeast wind around 10 mph.
Tonight
Mostly cloudy, with a low around 72. East wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 91. East wind around 15 mph becoming south in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
A 40 percent chance of showers and thunderstorms, mainly after 7pm. Partly cloudy, with a low around 69. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 88. West wind around 10 mph becoming northeast in the afternoon.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66. East wind around 10 mph becoming north after midnight.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 63.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
Sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 65.
Friday
Mostly sunny, with a high near 84.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Mayfield SD
 43.16°N 97.31°W (Elev. 1650 ft)
Last Update:
4:26 pm CDT Aug 16, 2025
Forecast Valid:
4pm CDT Aug 16, 2025-6pm CDT Aug 23, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation