Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

Fair

88°F

31°C

Humidity 54%
Wind Speed NE 6 mph
Barometer 29.98 in (1015.4 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 4 Jul 3:56 pm CDT
Extended Forecast for

Irene SD

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms, mainly between 9pm and midnight.  Partly cloudy, with a low around 64. North wind around 5 mph becoming east after midnight.

    Low: 64 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Patchy fog before 8am.  Otherwise, sunny, with a high near 88. Northeast wind around 5 mph.

    High: 88 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66. East northeast wind around 10 mph becoming southeast after midnight.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: Cloudy through mid morning, then gradual clearing, with a high near 90. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 90 °F

    Gradual
    Clearing

  • Monday Night

    Monday Night: Partly cloudy, with a low around 69. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 69 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 91 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 1pm.  Mostly cloudy, with a high near 88. Chance of precipitation is 40%.

    High: 88 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms, mainly between 9pm and midnight. Partly cloudy, with a low around 64. North wind around 5 mph becoming east after midnight.
Sunday
Patchy fog before 8am. Otherwise, sunny, with a high near 88. Northeast wind around 5 mph.
Sunday Night
Mostly clear, with a low around 66. East northeast wind around 10 mph becoming southeast after midnight.
Monday
Cloudy through mid morning, then gradual clearing, with a high near 90. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 69. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 91. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 88. Chance of precipitation is 40%.
Wednesday Night
A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 65.
Thursday
Mostly sunny, with a high near 85.
Thursday Night
Partly cloudy, with a low around 63.
Friday
Mostly sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 65.
Saturday
Sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Irene SD
 43.08°N 97.16°W (Elev. 1401 ft)
2:02 pm CDT Jul 4, 2026
4pm CDT Jul 4, 2026-6pm CDT Jul 11, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database