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

54°F

12°C

Humidity 37%
Wind Speed Calm
Barometer 29.62 in (1005.1 mb)
Dewpoint 28°F (-2°C)
Visibility 7.00 mi
Last update 7 Jan 4:56 pm CST
Extended Forecast for

3 Miles SSE Avon SD

  • Tonight

    Tonight: Increasing clouds, with a low around 33. South southwest wind 5 to 10 mph becoming northwest after midnight.

    Low: 33 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A 40 percent chance of rain, mainly between 11am and 5pm. Cloudy, with a high near 41. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 41 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A slight chance of rain before 8pm, then a slight chance of snow between 8pm and midnight. Mostly cloudy, with a low around 24. North northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 39. Northwest wind around 10 mph.

    High: 39 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 21. West northwest wind 10 to 15 mph.

    Low: 21 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 31. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 31 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Blustery

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 12.

    Low: 12 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 41.

    High: 41 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 33. South southwest wind 5 to 10 mph becoming northwest after midnight.
Thursday
A 40 percent chance of rain, mainly between 11am and 5pm. Cloudy, with a high near 41. North wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
A slight chance of rain before 8pm, then a slight chance of snow between 8pm and midnight. Mostly cloudy, with a low around 24. North northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Friday
Mostly cloudy, with a high near 39. Northwest wind around 10 mph.
Friday Night
Partly cloudy, with a low around 21. West northwest wind 10 to 15 mph.
Saturday
Mostly sunny, with a high near 31. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 12.
Sunday
Sunny, with a high near 41.
Sunday Night
Partly cloudy, with a low around 28.
Monday
Mostly sunny, with a high near 51.
Monday Night
Mostly cloudy, with a low around 33.
Tuesday
A 20 percent chance of rain. Partly sunny, with a high near 50.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
A slight chance of rain and snow. Partly sunny, with a high near 40. Chance of precipitation is 20%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Avon SD
 42.96°N 98.02°W (Elev. 1499 ft)
Last Update:
4:58 pm CST Jan 7, 2026
Forecast Valid:
5pm CST Jan 7, 2026-6pm CST Jan 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation