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.

Fog/Mist

33°F

1°C

Humidity 100%
Wind Speed E 9 mph
Barometer 30.07 in (1020.4 mb)
Dewpoint 33°F (1°C)
Visibility 0.75 mi
Wind Chill25°F (-4°C)
Last update 25 Dec 2:56 am CST
Extended Forecast for

Yankton SD

Dense Fog Advisory December 25, 04:16am until December 25, 12:00pm
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory December 25, 04:16am until December 25, 12:00pm

    NOW until 12:00pm Thu

    Dense Fog Advisory

  • Christmas Day

    High: 47 °F

    Areas Dense
    Fog then
    Cloudy

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 35. South southeast wind 5 to 10 mph becoming west northwest after midnight.

    Low: 35 °F

    Decreasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 51. West northwest wind 5 to 10 mph becoming southeast in the afternoon.

    High: 51 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38. South wind around 5 mph.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 58. South wind 5 to 10 mph becoming west northwest in the afternoon.

    High: 58 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 19. Blustery, with a north northwest wind 5 to 10 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph.

    Low: 19 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Blustery

  • Sunday

    Sunday: A 30 percent chance of snow, mainly before noon. Patchy blowing snow before noon. Mostly cloudy, with a high near 25. Blustery.

    High: 25 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 7. Blustery.

    Low: 7 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

Detailed Forecast

Christmas Day
Areas of dense fog before noon. Otherwise, cloudy, with a high near 47. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 35. South southeast wind 5 to 10 mph becoming west northwest after midnight.
Friday
Mostly sunny, with a high near 51. West northwest wind 5 to 10 mph becoming southeast in the afternoon.
Friday Night
Mostly cloudy, with a low around 38. South wind around 5 mph.
Saturday
Mostly sunny, with a high near 58. South wind 5 to 10 mph becoming west northwest in the afternoon.
Saturday Night
Mostly cloudy, with a low around 19. Blustery, with a north northwest wind 5 to 10 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph.
Sunday
A 30 percent chance of snow, mainly before noon. Patchy blowing snow before noon. Mostly cloudy, with a high near 25. Blustery.
Sunday Night
Mostly clear, with a low around 7. Blustery.
Monday
Sunny, with a high near 24.
Monday Night
Partly cloudy, with a low around 13.
Tuesday
Mostly sunny, with a high near 43.
Tuesday Night
Mostly cloudy, with a low around 20.
Wednesday
Partly sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yankton SD
 42.88°N 97.4°W (Elev. 1204 ft)
Last Update:
3:18 am CST Dec 25, 2025
Forecast Valid:
4am CST Dec 25, 2025-6pm CST Dec 31, 2025
 
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