National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
News Headlines

Hazardous Weather Conditions

Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

Fair

46°F

8°C

Humidity 86%
Wind Speed NW 9 mph
Barometer 30.10 in (1021.0 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 13 Oct 11:56 pm CDT
Extended Forecast for

Yankton SD

  • Overnight

    Overnight: Mostly clear, with a low around 43. North wind around 5 mph.

    Low: 43 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 60. North wind 5 to 10 mph becoming east northeast in the afternoon.

    High: 60 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Showers, mainly after 3am. Low around 46. Northeast wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Slight Chance
    Showers then
    Showers

  • Thursday

    Thursday: Showers, mainly before noon. High near 59. North wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    High: 59 °F

    Showers then
    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40. Breezy, with a northwest wind around 20 mph, with gusts as high as 35 mph.

    Low: 40 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: Sunny, with a high near 55. Breezy, with a north northwest wind 10 to 20 mph, with gusts as high as 35 mph.

    High: 55 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Areas of frost after 4am. Otherwise, clear, with a low around 35.

    Low: 35 °F

    Clear then
    Areas Frost

  • Saturday

    Saturday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 43. North wind around 5 mph.
Wednesday
Increasing clouds, with a high near 60. North wind 5 to 10 mph becoming east northeast in the afternoon.
Wednesday Night
Showers, mainly after 3am. Low around 46. Northeast wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers, mainly before noon. High near 59. North wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Thursday Night
Partly cloudy, with a low around 40. Breezy, with a northwest wind around 20 mph, with gusts as high as 35 mph.
Friday
Sunny, with a high near 55. Breezy, with a north northwest wind 10 to 20 mph, with gusts as high as 35 mph.
Friday Night
Areas of frost after 4am. Otherwise, clear, with a low around 35.
Saturday
Sunny, with a high near 65.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 73.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yankton SD
 42.88°N 97.4°W (Elev. 1204 ft)
Last Update:
10:28 pm CDT Oct 13, 2026
Forecast Valid:
12am CDT Oct 14, 2026-6pm CDT Oct 20, 2026
 
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