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

78°F

26°C

Humidity 56%
Wind Speed NW 5 mph
Barometer 30.16 in (1022.1 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 27 Aug 11:56 am CDT
Extended Forecast for

5 Miles N Yankton SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 85. Northwest wind around 5 mph becoming southeast.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 62. South southeast wind around 5 mph.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 87. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 87 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly before 3am. Increasing clouds, with a low around 70. South southeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    Low: 70 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Cloudy through mid morning, then gradual clearing, with a high near 92. South southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 92 °F

    Gradual
    Clearing

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 72. South southeast wind 5 to 10 mph.

    Low: 72 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 89.

    High: 89 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 85. Northwest wind around 5 mph becoming southeast.
Tonight
Partly cloudy, with a low around 62. South southeast wind around 5 mph.
Friday
Mostly sunny, with a high near 87. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
Showers and thunderstorms likely, mainly before 3am. Increasing clouds, with a low around 70. South southeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Saturday
Cloudy through mid morning, then gradual clearing, with a high near 92. South southwest wind around 15 mph, with gusts as high as 25 mph.
Saturday Night
Mostly cloudy, with a low around 72. South southeast wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 92.
Sunday Night
Partly cloudy, with a low around 70.
Monday
Partly sunny, with a high near 89.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Partly sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Yankton SD
 42.97°N 97.4°W (Elev. 1204 ft)
Last Update:
12:23 pm CDT Aug 27, 2026
Forecast Valid:
12pm CDT Aug 27, 2026-6pm CDT Sep 2, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation