National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

Fair

61°F

16°C

Humidity 90%
Wind Speed Calm
Barometer 30.13 in (1020.7 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 27 Aug 1:56 am CDT
Extended Forecast for

Olivet SD

  • Overnight

    Overnight: Clear, with a low around 57. Calm wind.

    Low: 57 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 86. Calm wind becoming east around 5 mph.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 61. Northeast wind around 5 mph becoming southeast after midnight.

    Low: 61 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers between 2pm and 3pm. Partly 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. Chance of precipitation is 20%.

    High: 87 °F

    Partly Sunny
    then Slight
    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    Low: 69 °F

    Chance
    T-storms and
    Breezy then
    Showers
    Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 93. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 93 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 73.

    Low: 73 °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

Detailed Forecast

Overnight
Clear, with a low around 57. Calm wind.
Thursday
Sunny, with a high near 86. Calm wind becoming east around 5 mph.
Thursday Night
Partly cloudy, with a low around 61. Northeast wind around 5 mph becoming southeast after midnight.
Friday
A slight chance of showers between 2pm and 3pm. Partly 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. Chance of precipitation is 20%.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 93. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Mostly cloudy, with a low around 73.
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 65.
Tuesday
Partly sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
Mostly sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Olivet SD
 43.24°N 97.67°W (Elev. 1240 ft)
Last Update:
1:33 am CDT Aug 27, 2026
Forecast Valid:
2am CDT Aug 27, 2026-6pm CDT Sep 2, 2026
 
Forecast Discussion
 
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Additional Resources

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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