National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

Fair

4°F

-16°C

Humidity 83%
Wind Speed N 9 mph
Barometer 30.71 in (1044.4 mb)
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill-10°F (-23°C)
Last update 22 Feb 11:56 pm CST
Extended Forecast for

Mayfield SD

  • Overnight

    Overnight: Mostly clear, with a low around 1. North wind around 5 mph becoming east.

    Low: 1 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 34. Breezy, with an east wind 5 to 10 mph becoming south 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 34 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 23 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 52. Breezy, with a south southwest wind 10 to 15 mph becoming northwest 20 to 25 mph in the morning. Winds could gust as high as 35 mph.

    High: 52 °F

    Mostly Cloudy
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 19. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 19 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: A slight chance of snow before noon, then a chance of rain and snow. Mostly cloudy, with a high near 41. North northwest wind 5 to 15 mph becoming south southeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 41 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 23.

    Low: 23 °F

    Chance Snow
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 1. North wind around 5 mph becoming east.
Monday
Increasing clouds, with a high near 34. Breezy, with an east wind 5 to 10 mph becoming south 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Monday Night
Mostly cloudy, with a low around 23. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly cloudy, with a high near 52. Breezy, with a south southwest wind 10 to 15 mph becoming northwest 20 to 25 mph in the morning. Winds could gust as high as 35 mph.
Tuesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 19. North northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday
A slight chance of snow before noon, then a chance of rain and snow. Mostly cloudy, with a high near 41. North northwest wind 5 to 15 mph becoming south southeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Wednesday Night
A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 23.
Thursday
Sunny, with a high near 51.
Thursday Night
Mostly clear, with a low around 32.
Friday
Mostly sunny, with a high near 60.
Friday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 21.
Saturday
Partly sunny, with a high near 36.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 14.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 32.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mayfield SD
 43.08°N 97.31°W (Elev. 1342 ft)
Last Update:
12:13 am CST Feb 23, 2026
Forecast Valid:
12am CST Feb 23, 2026-6pm CST Mar 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation