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

35°F

2°C

Humidity 67%
Wind Speed W 7 mph
Barometer 29.99 in (1017.4 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 15 Feb 12:56 am CST
Extended Forecast for

2 Miles ESE Avon SD

  • Overnight

    Overnight: Mostly clear, with a low around 29. West wind around 5 mph.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 67. West southwest wind 5 to 10 mph becoming south southwest 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 35. South wind 5 to 15 mph becoming north northwest after midnight. Winds could gust as high as 20 mph.

    Low: 35 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 62. North northwest wind around 5 mph becoming east southeast in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40. East southeast wind 5 to 10 mph.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 67. East southeast wind around 15 mph becoming south southwest in the afternoon. Winds could gust as high as 25 mph.

    High: 67 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly before midnight. Partly cloudy, with a low around 36. Breezy.

    Low: 36 °F

    Chance Rain
    and Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 48. Breezy.

    High: 48 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy
    then Slight
    Chance Snow

Detailed Forecast

Overnight
Mostly clear, with a low around 29. West wind around 5 mph.
Sunday
Sunny, with a high near 67. West southwest wind 5 to 10 mph becoming south southwest 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 35. South wind 5 to 15 mph becoming north northwest after midnight. Winds could gust as high as 20 mph.
Washington's Birthday
Mostly sunny, with a high near 62. North northwest wind around 5 mph becoming east southeast in the afternoon.
Monday Night
Mostly cloudy, with a low around 40. East southeast wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 67. East southeast wind around 15 mph becoming south southwest in the afternoon. Winds could gust as high as 25 mph.
Tuesday Night
A 30 percent chance of rain, mainly before midnight. Partly cloudy, with a low around 36. Breezy.
Wednesday
Sunny, with a high near 48. Breezy.
Wednesday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 22.
Thursday
A 40 percent chance of snow. Mostly cloudy, with a high near 33. Breezy.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 13.
Friday
Partly sunny, with a high near 31.
Friday Night
Partly cloudy, with a low around 12.
Saturday
Sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Avon SD
 43°N 98.02°W (Elev. 1552 ft)
Last Update:
12:33 am CST Feb 15, 2026
Forecast Valid:
1am CST Feb 15, 2026-6pm CST Feb 21, 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