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 97%
Wind Speed NW 7 mph
Barometer 30.04 in (1018.0 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 25 Jun 2:56 am CDT
Extended Forecast for

Gayville SD

  • Overnight

    Overnight: Mostly cloudy, with a low around 56. Northwest wind around 5 mph.

    Low: 56 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 81. North wind around 5 mph.

    High: 81 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: 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: Partly cloudy, with a low around 73. Breezy.

    Low: 73 °F

    Partly Cloudy
    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

Detailed Forecast

Overnight
Mostly cloudy, with a low around 56. Northwest wind around 5 mph.
Thursday
Partly sunny, with a high near 81. North wind around 5 mph.
Thursday Night
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
Partly cloudy, with a low around 73. Breezy.
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:
1:33 am CDT Jun 25, 2026
Forecast Valid:
3am 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