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.

Mostly Cloudy

76°F

24°C

Humidity 85%
Wind Speed W 3 mph
Barometer 30.06 in (1018.3 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 15 Aug 8:56 pm CDT
Extended Forecast for

Olivet SD

  • Tonight

    Tonight: Partly cloudy, with a low around 61. North northwest wind around 5 mph.

    Low: 61 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 80. North northwest wind 5 to 10 mph.

    High: 80 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 58. North northwest wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Increasing
    Clouds

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 82 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 62. South southwest wind around 5 mph.

    Low: 62 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 79. Southwest wind around 5 mph becoming north northeast in the afternoon. Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 61. North northwest wind around 5 mph.
Sunday
Mostly sunny, with a high near 80. North northwest wind 5 to 10 mph.
Sunday Night
Increasing clouds, with a low around 58. North northwest wind around 5 mph becoming calm in the evening.
Monday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. South wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 62. South southwest wind around 5 mph.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 79. Southwest wind around 5 mph becoming north northeast in the afternoon. Chance of precipitation is 60%.
Tuesday Night
A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 58.
Wednesday
Partly sunny, with a high near 75.
Wednesday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 57.
Thursday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 77.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 59.
Saturday
Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Olivet SD
 43.24°N 97.67°W (Elev. 1240 ft)
Last Update:
8:28 pm CDT Aug 15, 2026
Forecast Valid:
9pm CDT Aug 15, 2026-6pm CDT Aug 22, 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