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

56°F

13°C

Humidity 93%
Wind Speed N 7 mph
Barometer 30.05 in (1018.4 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 25 Jun 6:56 am CDT
Extended Forecast for

Gayville SD

  • Today

    Today: Partly sunny, with a high near 81. West wind around 5 mph becoming north northeast in the morning.

    High: 81 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. East wind around 5 mph.

    Low: 57 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 85. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 85 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 64. Southeast wind around 15 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 88. Breezy, with a southeast wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 88 °F

    Mostly Cloudy
    and Breezy

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 1am. Partly cloudy, with a low around 73. Breezy, with a southeast wind around 20 mph, with gusts as high as 30 mph.

    Low: 73 °F

    Slight Chance
    Showers and
    Breezy

  • Sunday

    Sunday: Sunny and hot, with a high near 101. Breezy.

    High: 101 °F

    Hot and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 100. Breezy.

    High: 100 °F

    Hot and
    Breezy

Detailed Forecast

Today
Partly sunny, with a high near 81. West wind around 5 mph becoming north northeast in the morning.
Tonight
Mostly cloudy, with a low around 57. East wind around 5 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 85. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 64. Southeast wind around 15 mph, with gusts as high as 20 mph.
Saturday
Mostly cloudy, with a high near 88. Breezy, with a southeast wind 15 to 25 mph, with gusts as high as 35 mph.
Saturday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 73. Breezy, with a southeast wind around 20 mph, with gusts as high as 30 mph.
Sunday
Sunny and hot, with a high near 101. Breezy.
Sunday Night
Mostly clear, with a low around 76.
Monday
Sunny and hot, with a high near 100. Breezy.
Monday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Tuesday
Mostly sunny and hot, with a high near 97.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Wednesday
Mostly sunny and hot, with a high near 98.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gayville SD
 42.88°N 97.16°W (Elev. 1171 ft)
Last Update:
6:53 am CDT Jun 25, 2026
Forecast Valid:
7am CDT Jun 25, 2026-6pm CDT Jul 1, 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