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.

Overcast and Breezy

28°F

-2°C

Humidity 75%
Wind Speed NW 21 G 24 mph
Barometer 30.30 in (1029.1 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 26 Nov 7:56 am CST
Extended Forecast for

Avon SD

  • Today

    Today: Mostly sunny, with a high near 33. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 33 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 16. Northwest wind around 5 mph.

    Low: 16 °F

    Partly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Partly sunny, then gradually becoming sunny, with a high near 34. North northwest wind around 5 mph.

    High: 34 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 17. North northeast wind 5 to 10 mph becoming east southeast after midnight.

    Low: 17 °F

    Increasing
    Clouds

  • Friday

    Friday: A 50 percent chance of snow. Cloudy, with a high near 30. East southeast wind 10 to 15 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.

    High: 30 °F

    Chance Snow

  • Friday Night

    Friday Night: Snow likely, mainly after midnight. Cloudy, with a low around 20. East southeast wind around 10 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 20 °F

    Snow Likely

  • Saturday

    Saturday: A 50 percent chance of snow. Cloudy, with a high near 25.

    High: 25 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 7.

    Low: 7 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 20.

    High: 20 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 33. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Tonight
Partly cloudy, with a low around 16. Northwest wind around 5 mph.
Thanksgiving Day
Partly sunny, then gradually becoming sunny, with a high near 34. North northwest wind around 5 mph.
Thursday Night
Increasing clouds, with a low around 17. North northeast wind 5 to 10 mph becoming east southeast after midnight.
Friday
A 50 percent chance of snow. Cloudy, with a high near 30. East southeast wind 10 to 15 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.
Friday Night
Snow likely, mainly after midnight. Cloudy, with a low around 20. East southeast wind around 10 mph becoming north after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday
A 50 percent chance of snow. Cloudy, with a high near 25.
Saturday Night
Mostly cloudy, with a low around 7.
Sunday
Partly sunny, with a high near 20.
Sunday Night
Mostly cloudy, with a low around 4.
Monday
Mostly sunny, with a high near 21.
Monday Night
Partly cloudy, with a low around 8.
Tuesday
Mostly sunny, with a high near 28.
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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:
7:38 am CST Nov 26, 2025
Forecast Valid:
8am CST Nov 26, 2025-6pm CST Dec 2, 2025
 
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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