Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

Fair

75°F

24°C

Humidity 66%
Wind Speed E 7 mph
Barometer 29.98 in (1015.8 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 19 Aug 3:56 pm CDT
Extended Forecast for

Wynot NE

  • Tonight

    Tonight: Mostly clear, with a low around 60. East wind around 5 mph becoming light and variable.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 84. South southwest wind 5 to 13 mph, with gusts as high as 21 mph.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63. South southwest wind 3 to 6 mph.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 85. Calm wind becoming east around 5 mph in the afternoon.

    High: 85 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am.  Partly cloudy, with a low around 62. Light and variable wind.

    Low: 62 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 82. Northeast wind 3 to 7 mph.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 60. East wind 3 to 5 mph.

    Low: 60 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A slight chance of showers and thunderstorms.  Mostly cloudy, with a high near 78. Southeast wind 5 to 13 mph, with gusts as high as 18 mph.

    High: 78 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms.  Mostly cloudy, with a low around 62. Southeast wind around 10 mph.

    Low: 62 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 60. East wind around 5 mph becoming light and variable.
Thursday
Sunny, with a high near 84. South southwest wind 5 to 13 mph, with gusts as high as 21 mph.
Thursday Night
Mostly clear, with a low around 63. South southwest wind 3 to 6 mph.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 85. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 62. Light and variable wind.
Saturday
Sunny, with a high near 82. Northeast wind 3 to 7 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 60. East wind 3 to 5 mph.
Sunday
A slight chance of showers and thunderstorms. Mostly cloudy, with a high near 78. Southeast wind 5 to 13 mph, with gusts as high as 18 mph.
Sunday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Southeast wind around 10 mph.
Monday
A slight chance of showers before 1pm. Partly sunny, with a high near 82. South southeast wind around 10 mph.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. South southeast wind 3 to 8 mph.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 84. Light south wind becoming southwest 5 to 9 mph in the morning.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 63. West southwest wind around 6 mph becoming light and variable after midnight.
Wednesday
Mostly sunny, with a high near 83. Light and variable wind becoming east southeast 5 to 7 mph in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
Wynot NE
 42.75°N 97.16°W (Elev. 1240 ft)
4:35 pm CDT Aug 19, 2026
4pm CDT Aug 19, 2026-6pm CDT Aug 26, 2026
 
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Additional Resources

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