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

Yankton SD

  • Overnight

    Overnight: Mostly cloudy, with a low around 57. West northwest wind around 5 mph becoming calm.

    Low: 57 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 81. West northwest wind around 5 mph becoming east in the afternoon.

    High: 81 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 57. East southeast wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Cloudy

  • Friday

    Friday: Cloudy through mid morning, then gradual clearing, with a high near 86. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 86 °F

    Gradual
    Clearing

  • Friday Night

    Friday Night: Partly cloudy, with a low around 64. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 90. Breezy, with a southeast wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 90 °F

    Mostly Cloudy
    and Breezy

  • Saturday Night

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

    Low: 73 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Sunday

    Sunday: Sunny and hot, with a high near 103.

    High: 103 °F

    Hot

  • 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 57. West northwest wind around 5 mph becoming calm.
Thursday
Partly sunny, with a high near 81. West northwest wind around 5 mph becoming east in the afternoon.
Thursday Night
Mostly cloudy, with a low around 57. East southeast wind around 5 mph becoming calm in the evening.
Friday
Cloudy through mid morning, then gradual clearing, with a high near 86. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 64. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday
Mostly cloudy, with a high near 90. Breezy, with a southeast wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Partly cloudy, with a low around 73. Breezy.
Sunday
Sunny and hot, with a high near 103.
Sunday Night
Mostly clear, with a low around 76.
Monday
Mostly sunny and hot, with a high near 101.
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 99.
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 99.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Yankton SD
 42.88°N 97.4°W (Elev. 1204 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

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