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

2 Miles SSW Yankton SD

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 42. South wind 10 to 14 mph, with gusts as high as 24 mph.

    Low: 42 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 68. South wind 11 to 15 mph, with gusts as high as 24 mph.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40. South southeast wind 5 to 8 mph.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 64. Southeast wind 5 to 11 mph, with gusts as high as 18 mph.

    High: 64 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 46. Southeast wind 6 to 8 mph.

    Low: 46 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 68. South southeast wind 7 to 15 mph, with gusts as high as 25 mph.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52. South southeast wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 63. Breezy, with a south wind 15 to 21 mph, with gusts as high as 32 mph.
Tonight
Clear, with a low around 42. South wind 10 to 14 mph, with gusts as high as 24 mph.
Sunday
Sunny, with a high near 68. South wind 11 to 15 mph, with gusts as high as 24 mph.
Sunday Night
Mostly clear, with a low around 40. South southeast wind 5 to 8 mph.
Monday
Mostly sunny, with a high near 64. Southeast wind 5 to 11 mph, with gusts as high as 18 mph.
Monday Night
Partly cloudy, with a low around 46. Southeast wind 6 to 8 mph.
Tuesday
Sunny, with a high near 68. South southeast wind 7 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 52. South southeast wind 8 to 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 75. South southeast wind 7 to 10 mph, with gusts as high as 17 mph.
Wednesday Night
Mostly clear, with a low around 52. South southeast wind around 5 mph becoming calm after midnight.
Thursday
Mostly sunny, with a high near 78. Light southeast wind increasing to 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 9 to 13 mph, with gusts as high as 22 mph.
Friday
A chance of showers. Partly sunny, with a high near 78. Breezy, with a south southeast wind 15 to 21 mph, with gusts as high as 33 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Yankton SD
 42.86°N 97.4°W (Elev. 1171 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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