Severe Thunderstorms in the Central U.S.; Heavy to Excessive Rainfall in the Ohio Valley and Central Appalachians

Severe thunderstorms producing damaging winds, hail, and a few tornadoes are expected through Tuesday across parts of the central Plains and lower to mid Missouri Valley. Heavy to excessive rainfall could produce flooding across portions of the Ohio Valley into the Central Appalachians through Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

Overcast

68°F

20°C

Humidity 93%
Wind Speed N 5 mph
Barometer 29.85 in (1010.8 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 17 Jun 2:56 am CDT
Extended Forecast for

2 Miles N Wynot NE

  • Overnight

    Overnight: A 40 percent chance of showers and thunderstorms.  Cloudy, with a steady temperature around 67. Northwest wind around 6 mph becoming east southeast.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 4pm, then a chance of showers and thunderstorms after 4pm.  Mostly cloudy, with a high near 81. Northwest wind 6 to 10 mph becoming east in the afternoon. Winds could gust as high as 16 mph.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 61. Northeast wind 6 to 8 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly before 1pm.  Mostly sunny, with a high near 81. North northwest wind 8 to 10 mph, with gusts as high as 17 mph.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60. North northwest wind 5 to 7 mph becoming light and variable.

    Low: 60 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 91. Southwest wind 7 to 14 mph, with gusts as high as 21 mph.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am.  Mostly clear, with a low around 68. South southeast wind 11 to 14 mph, with gusts as high as 23 mph.

    Low: 68 °F

    Chance
    T-storms

  • Friday

    Friday: Sunny and hot, with a high near 98. Breezy, with a south wind 14 to 23 mph, with gusts as high as 32 mph.

    High: 98 °F

    Hot and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 73. Breezy, with a south southwest wind 14 to 18 mph, with gusts as high as 28 mph.

    Low: 73 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

Detailed Forecast

Overnight
A 40 percent chance of showers and thunderstorms. Cloudy, with a steady temperature around 67. Northwest wind around 6 mph becoming east southeast. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 81. Northwest wind 6 to 10 mph becoming east in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 61. Northeast wind 6 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 81. North northwest wind 8 to 10 mph, with gusts as high as 17 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly clear, with a low around 60. North northwest wind 5 to 7 mph becoming light and variable.
Juneteenth
Sunny, with a high near 91. Southwest wind 7 to 14 mph, with gusts as high as 21 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly clear, with a low around 68. South southeast wind 11 to 14 mph, with gusts as high as 23 mph.
Friday
Sunny and hot, with a high near 98. Breezy, with a south wind 14 to 23 mph, with gusts as high as 32 mph.
Friday Night
Mostly clear, with a low around 73. Breezy, with a south southwest wind 14 to 18 mph, with gusts as high as 28 mph.
Saturday
Sunny and hot, with a high near 100. Breezy, with a south wind 11 to 20 mph, with gusts as high as 28 mph.
Saturday Night
Mostly clear, with a low around 76. Breezy, with a south wind 16 to 21 mph, with gusts as high as 32 mph.
Sunday
Sunny and hot, with a high near 98. Breezy, with a south wind 21 to 23 mph, with gusts as high as 33 mph.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 68. Breezy, with a south wind 14 to 18 mph, with gusts as high as 26 mph.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 85. South wind 14 to 16 mph becoming west in the afternoon. Winds could gust as high as 24 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Wynot NE
 42.75°N 97.16°W (Elev. 1240 ft)
2:45 am CDT Jun 17, 2025
3am CDT Jun 17, 2025-6pm CDT Jun 23, 2025
 
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Additional Resources

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