Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >

Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

Fair

59°F

15°C

Humidity 90%
Wind Speed Calm
Barometer 30.02 in (1017.1 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 9 Sep 2:56 am CDT
Extended Forecast for

Hartington NE

  • Overnight

    Overnight: Mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79. Northwest wind 5 to 11 mph, with gusts as high as 18 mph.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81. Light south southwest wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 23 mph.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64. Breezy, with a south wind 11 to 20 mph, with gusts as high as 30 mph.

    Low: 64 °F

    Clear then
    Mostly Clear
    and Breezy

  • Friday

    Friday: Sunny, with a high near 88. Windy, with a south wind 22 to 26 mph, with gusts as high as 37 mph.

    High: 88 °F

    Sunny and
    Windy

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 60. South southwest wind 10 to 16 mph becoming north after midnight. Winds could gust as high as 26 mph.

    Low: 60 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 75. North northeast wind 8 to 11 mph, with gusts as high as 20 mph.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 57. East wind 5 to 7 mph.

    Low: 57 °F

    Partly Cloudy
    then Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 60. Calm wind.
Wednesday
Sunny, with a high near 79. Northwest wind 5 to 11 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 55. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 81. Light south southwest wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 23 mph.
Thursday Night
Mostly clear, with a low around 64. Breezy, with a south wind 11 to 20 mph, with gusts as high as 30 mph.
Friday
Sunny, with a high near 88. Windy, with a south wind 22 to 26 mph, with gusts as high as 37 mph.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 60. South southwest wind 10 to 16 mph becoming north after midnight. Winds could gust as high as 26 mph.
Saturday
Mostly sunny, with a high near 75. North northeast wind 8 to 11 mph, with gusts as high as 20 mph.
Saturday Night
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 57. East wind 5 to 7 mph.
Sunday
A chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 76. East southeast wind 9 to 16 mph, with gusts as high as 25 mph.
Sunday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 61. Southeast wind 14 to 17 mph, with gusts as high as 25 mph.
Monday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 74. Breezy, with a southeast wind 18 to 21 mph becoming northwest in the afternoon. Winds could gust as high as 32 mph.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 53. West wind 5 to 13 mph, with gusts as high as 23 mph.
Tuesday
Mostly sunny, with a high near 70. Light and variable wind becoming north northwest 5 to 8 mph in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
Hartington NE
 42.6°N 97.24°W (Elev. 1401 ft)
1:35 am CDT Sep 9, 2026
3am CDT Sep 9, 2026-6pm CDT Sep 15, 2026
 
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Additional Resources

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Hourly Weather Forecast

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