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.

Fog/Mist

70°F

21°C

Humidity 100%
Wind Speed S 6 mph
Barometer 29.91 in (1013.2 mb)
Dewpoint 70°F (21°C)
Visibility 5.00 mi
Last update 25 Jul 1:56 am CDT
Extended Forecast for

3 Miles W Utica SD

Extreme Heat Warning July 25, 12:00pm until July 26, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning

  • Overnight

    Overnight: Mostly clear, with a low around 70. South wind around 10 mph.

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 100. Heat index values as high as 107. South wind 5 to 10 mph becoming east in the afternoon.

    High: 100 °F

    Hot

  • Saturday Night

    Saturday Night: A chance of rain before 9pm, then a slight chance of showers and thunderstorms after 9pm. Increasing clouds, with a low around 75. South wind around 10 mph becoming east northeast in the evening. Chance of precipitation is 20%.

    Low: 75 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing and hot, with a high near 100. Heat index values as high as 109. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 100 °F

    Hot

  • Sunday Night

    Sunday Night: A chance of sprinkles before 1am. Clear during the early evening, then becoming mostly cloudy, with a low around 74. South wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 74 °F

    Chance
    Sprinkles

  • Monday

    Monday: Sunny and hot, with a high near 98. North northwest wind 5 to 10 mph becoming northeast in the afternoon.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: A chance of sprinkles after 1am. Partly cloudy, with a low around 73.

    Low: 73 °F

    Chance
    Sprinkles

  • Tuesday

    Tuesday: Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 70. South wind around 10 mph.
Saturday
Sunny and hot, with a high near 100. Heat index values as high as 107. South wind 5 to 10 mph becoming east in the afternoon.
Saturday Night
A chance of rain before 9pm, then a slight chance of showers and thunderstorms after 9pm. Increasing clouds, with a low around 75. South wind around 10 mph becoming east northeast in the evening. Chance of precipitation is 20%.
Sunday
Cloudy through mid morning, then gradual clearing and hot, with a high near 100. Heat index values as high as 109. South wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A chance of sprinkles before 1am. Clear during the early evening, then becoming mostly cloudy, with a low around 74. South wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph.
Monday
Sunny and hot, with a high near 98. North northwest wind 5 to 10 mph becoming northeast in the afternoon.
Monday Night
A chance of sprinkles after 1am. Partly cloudy, with a low around 73.
Tuesday
Mostly sunny, with a high near 94.
Tuesday Night
Mostly clear, with a low around 69.
Wednesday
Mostly sunny and hot, with a high near 95.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 70.
Friday
Mostly sunny, with a high near 93.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Utica SD
 42.99°N 97.55°W (Elev. 1371 ft)
Last Update:
1:38 am CDT Jul 25, 2026
Forecast Valid:
2am CDT Jul 25, 2026-6pm CDT Jul 31, 2026
 
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