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.

Light Rain Fog

35°F

2°C

Humidity 100%
Wind Speed E 5 mph
Barometer 29.75 in (1010.1 mb)
Dewpoint 35°F (2°C)
Visibility 0.25 mi
Wind Chill31°F (-1°C)
Last update 26 Dec 9:56 pm CST
Extended Forecast for

4 Miles SE Mayfield SD

Dense Fog Advisory December 26, 10:39pm until December 27, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory December 26, 10:39pm until December 27, 09:00am

    NOW until 9:00am Sat

    Dense Fog Advisory

  • Tonight

    Low: 34 °F

    Areas Dense
    Fog

  • Saturday

    Saturday: Mostly cloudy, with a high near 52. South southeast wind 5 to 10 mph.

    High: 52 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 17. Windy, with a south southeast wind 5 to 10 mph becoming north northwest 20 to 30 mph. Winds could gust as high as 40 mph.

    Low: 17 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Windy

  • Sunday

    Sunday: A 40 percent chance of snow, mainly before noon. Mostly cloudy, with a temperature rising to near 22 by 10am, then falling to around 15 during the remainder of the day. Windy, with a northwest wind around 30 mph, with gusts as high as 45 mph. New snow accumulation of around an inch possible.

    High: 22 °F⇓

    Chance Snow
    and Windy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 5. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 40 mph.

    Low: 5 °F

    Mostly Cloudy
    and Windy

  • Monday

    Monday: Sunny, with a high near 17. Blustery, with a northwest wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 17 °F

    Sunny and
    Blustery

  • Monday Night

    Monday Night: Partly cloudy, with a low around 12.

    Low: 12 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

Detailed Forecast

Tonight
Areas of dense fog before 3am. Otherwise, mostly cloudy, with a low around 34. Southeast wind around 10 mph.
Saturday
Mostly cloudy, with a high near 52. South southeast wind 5 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 17. Windy, with a south southeast wind 5 to 10 mph becoming north northwest 20 to 30 mph. Winds could gust as high as 40 mph.
Sunday
A 40 percent chance of snow, mainly before noon. Mostly cloudy, with a temperature rising to near 22 by 10am, then falling to around 15 during the remainder of the day. Windy, with a northwest wind around 30 mph, with gusts as high as 45 mph. New snow accumulation of around an inch possible.
Sunday Night
Mostly cloudy, with a low around 5. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 40 mph.
Monday
Sunny, with a high near 17. Blustery, with a northwest wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Monday Night
Partly cloudy, with a low around 12.
Tuesday
Mostly sunny, with a high near 39.
Tuesday Night
Mostly cloudy, with a low around 19.
Wednesday
A 20 percent chance of snow. Mostly cloudy, with a high near 30.
Wednesday Night
Mostly cloudy, with a low around 5.
New Year's Day
Mostly sunny, with a high near 17.
Thursday Night
Partly cloudy, with a low around 7.
Friday
Partly sunny, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Mayfield SD
 43.06°N 97.25°W (Elev. 1378 ft)
Last Update:
9:53 pm CST Dec 26, 2025
Forecast Valid:
10pm CST Dec 26, 2025-6pm CST Jan 2, 2026
 
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