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

45°F

7°C

Humidity 58%
Wind Speed W 13 mph
Barometer 29.85 in (1012.6 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 13 Jan 6:56 am CST
Extended Forecast for

Avon SD

  • Today

    Today: A chance of sprinkles before 11am, then a chance of rain, mainly between 11am and 4pm. Cloudy, with a high near 54. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.

    High: 54 °F

    Chance Rain
    and Breezy

  • Tonight

    Tonight: A slight chance of rain before 7pm, then a chance of sprinkles between 7pm and 8pm. Mostly cloudy, with a low around 25. Blustery, with a north wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    Low: 25 °F

    Blustery.
    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 32. North wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 32 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 21. North wind 5 to 10 mph becoming south after midnight.

    Low: 21 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 48. Breezy, with a south wind 10 to 15 mph becoming west northwest 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 48 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 25. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 35 mph.

    Low: 25 °F

    Mostly Cloudy
    and Blustery

  • Friday

    Friday: A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 32. Windy.

    High: 32 °F

    Chance Snow
    and Windy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 11. Blustery.

    Low: 11 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 22. Blustery.

    High: 22 °F

    Partly Sunny
    and Blustery

Detailed Forecast

Today
A chance of sprinkles before 11am, then a chance of rain, mainly between 11am and 4pm. Cloudy, with a high near 54. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.
Tonight
A slight chance of rain before 7pm, then a chance of sprinkles between 7pm and 8pm. Mostly cloudy, with a low around 25. Blustery, with a north wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 32. North wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly cloudy, with a low around 21. North wind 5 to 10 mph becoming south after midnight.
Thursday
Mostly sunny, with a high near 48. Breezy, with a south wind 10 to 15 mph becoming west northwest 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.
Thursday Night
Mostly cloudy, with a low around 25. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 35 mph.
Friday
A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 32. Windy.
Friday Night
Mostly cloudy, with a low around 11. Blustery.
Saturday
Partly sunny, with a high near 22. Blustery.
Saturday Night
Partly cloudy, with a low around 4.
Sunday
Mostly sunny, with a high near 30.
Sunday Night
Partly cloudy, with a low around 13.
M.L.King Day
Mostly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Avon SD
 43°N 98.05°W (Elev. 1647 ft)
Last Update:
6:33 am CST Jan 13, 2026
Forecast Valid:
7am CST Jan 13, 2026-6pm CST Jan 19, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation