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

62°F

17°C

Humidity 80%
Wind Speed SE 7 mph
Barometer 30.03 in (1017.4 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 2 Oct 3:56 am CDT
Extended Forecast for

Avon SD

  • Today

    Today: Sunny, with a high near 86. South southwest wind 5 to 10 mph becoming west in the afternoon.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. South southwest wind around 5 mph becoming east southeast in the evening.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 70. South wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 90. Breezy, with a south wind 15 to 25 mph, with gusts as high as 40 mph.

    High: 90 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 62. Breezy, with a south wind 20 to 25 mph, with gusts as high as 40 mph.

    Low: 62 °F

    Breezy.
    Mostly Clear
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 70. Breezy.

    High: 70 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 86. South southwest wind 5 to 10 mph becoming west in the afternoon.
Tonight
Mostly clear, with a low around 61. South southwest wind around 5 mph becoming east southeast in the evening.
Friday
Sunny, with a high near 89. South wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 70. South wind 10 to 15 mph, with gusts as high as 30 mph.
Saturday
Sunny, with a high near 90. Breezy, with a south wind 15 to 25 mph, with gusts as high as 40 mph.
Saturday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 62. Breezy, with a south wind 20 to 25 mph, with gusts as high as 40 mph.
Sunday
Mostly sunny, with a high near 70. Breezy.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Partly sunny, with a high near 62.
Monday Night
Mostly cloudy, with a low around 48.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Sunny, with a high near 65.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Avon SD
 43°N 98.05°W (Elev. 1647 ft)
Last Update:
4:18 am CDT Oct 2, 2025
Forecast Valid:
4am CDT Oct 2, 2025-6pm CDT Oct 8, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation