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

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Hazardous Weather Conditions

Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

Fair

40°F

4°C

Humidity 65%
Wind Speed S 12 mph
Barometer 30.43 in (1032.9 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 17 Oct 7:56 am CDT
Extended Forecast for

3 Miles NNE Wynot NE

Freeze Warning until October 17, 09:00am
Click here for hazard details and duration
...
  •  
    Freeze Warning until October 17, 09:00am

    NOW until 9:00am Sat

    Freeze Warning

  • Today

    High: 63 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Clear, with a low around 41. South wind 11 to 15 mph, with gusts as high as 25 mph.

    Low: 41 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 68. South wind 13 to 16 mph, with gusts as high as 26 mph.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39. South southeast wind 6 to 9 mph, with gusts as high as 17 mph.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 64. South southeast wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 64 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45. Southeast wind around 8 mph.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 68. South southeast wind 8 to 15 mph, with gusts as high as 25 mph.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50. South southeast wind around 10 mph, with gusts as high as 21 mph.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny, with a high near 63. Breezy, with a south southwest wind 15 to 21 mph, with gusts as high as 33 mph.
Tonight
Clear, with a low around 41. South wind 11 to 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 68. South wind 13 to 16 mph, with gusts as high as 26 mph.
Sunday Night
Mostly clear, with a low around 39. South southeast wind 6 to 9 mph, with gusts as high as 17 mph.
Monday
Mostly sunny, with a high near 64. South southeast wind 5 to 11 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 45. Southeast wind around 8 mph.
Tuesday
Sunny, with a high near 68. South southeast wind 8 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 50. South southeast wind around 10 mph, with gusts as high as 21 mph.
Wednesday
Mostly sunny, with a high near 75. South wind 8 to 10 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 51. South wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 77. Light south southeast wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 58. South southeast wind 8 to 14 mph, with gusts as high as 23 mph.
Friday
A chance of showers. Partly sunny, with a high near 78. Breezy, with a south southeast wind 16 to 21 mph, with gusts as high as 36 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Wynot NE
 42.77°N 97.16°W (Elev. 1152 ft)
Last Update:
7:35 am CDT Oct 17, 2026
Forecast Valid:
8am CDT Oct 17, 2026-6pm CDT Oct 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation