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Hazardous Weather Conditions

Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

Light Rain Fog/Mist

35°F

2°C

Humidity 100%
Wind Speed E 8 mph
Barometer 29.90 in (1014.5 mb)
Dewpoint 35°F (2°C)
Visibility 2.00 mi
Wind Chill28°F (-2°C)
Last update 5 Mar 2:56 am CST
Extended Forecast for

5 Miles NNE Mayfield SD

Dense Fog Advisory until March 5, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until March 5, 09:00am

    NOW until 9:00am Thu

    Dense Fog Advisory

  • Overnight

    Low: 34 °F

    Partly Cloudy

  • Thursday

    Thursday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 61. Breezy, with a south southeast wind 15 to 25 mph, with gusts as high as 30 mph.

    High: 61 °F

    Breezy.
    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Rain and thunderstorms likely, then rain after 4am. Low around 45. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 45 °F

    Breezy.
    Chance Rain
    then Rain

  • Friday

    Friday: Rain, with thunderstorms also possible after 3pm. Temperature rising to near 49 by noon, then falling to around 42 during the remainder of the day. Breezy, with a southeast wind 10 to 15 mph becoming north northwest 20 to 25 mph in the morning. Winds could gust as high as 35 mph. Chance of precipitation is 90%.

    High: 49 °F⇓

    Rain and
    Breezy

  • Friday Night

    Friday Night: Snow likely, possibly mixed with rain before midnight, then a chance of snow. Mostly cloudy, with a low around 25. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 25 °F

    Blustery.
    Rain/Snow
    Likely then
    Chance Snow

  • Saturday

    Saturday: Sunny, with a high near 46. Breezy, with a northwest wind 15 to 20 mph becoming west southwest in the afternoon.

    High: 46 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

Detailed Forecast

Overnight
Partly cloudy, with a low around 34. South southeast wind around 10 mph.
Thursday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 61. Breezy, with a south southeast wind 15 to 25 mph, with gusts as high as 30 mph.
Thursday Night
Rain and thunderstorms likely, then rain after 4am. Low around 45. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Rain, with thunderstorms also possible after 3pm. Temperature rising to near 49 by noon, then falling to around 42 during the remainder of the day. Breezy, with a southeast wind 10 to 15 mph becoming north northwest 20 to 25 mph in the morning. Winds could gust as high as 35 mph. Chance of precipitation is 90%.
Friday Night
Snow likely, possibly mixed with rain before midnight, then a chance of snow. Mostly cloudy, with a low around 25. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Saturday
Sunny, with a high near 46. Breezy, with a northwest wind 15 to 20 mph becoming west southwest in the afternoon.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Sunny, with a high near 65.
Sunday Night
Mostly clear, with a low around 41.
Monday
Mostly sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
A 20 percent chance of rain. Partly sunny, with a high near 56. Breezy.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 24. Blustery. Chance of precipitation is 30%.
Wednesday
A 20 percent chance of snow. Mostly sunny, with a high near 42. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Mayfield SD
 43.16°N 97.28°W (Elev. 1654 ft)
Last Update:
2:48 am CST Mar 5, 2026
Forecast Valid:
3am CST Mar 5, 2026-6pm CDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

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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