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

Tropical Storm Edouard to Impact the Northwest Gulf Coast; Heat Expands Eastward

Tropical Storm Edouard will bring tropical storm to hurricane conditions, heavy rainfall, flash and some river flooding, and storm surge to portions of Upper Texas and southwestern Louisiana coasts into Wednesday. Severe thunderstorms are possible in the Central Plains and Mid-Atlantic. Hot and humid conditions will expand from the Central Plains into the Ohio Valley and Mid-Atlantic. Read More >

Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

Fair

85°F

29°C

Humidity 68%
Wind Speed E 12 mph
Barometer 29.94 in (1013.7 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 1 Sep 12:56 pm CDT
Extended Forecast for

Hartington NE

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 88. Southeast wind 8 to 10 mph, with gusts as high as 17 mph.

    High: 88 °F

    Partly Sunny

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 66. Southeast wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Mostly sunny, with a high near 88. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 88 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70. Southeast wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 70 °F

    Mostly Clear
    then Chance
    T-storms

  • Thursday

    Thursday: A slight chance of thunderstorms before 7am. Sunny, with a high near 91. South wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 10%.

    High: 91 °F

    Slight Chance
    T-storms then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72. South wind 7 to 10 mph, with gusts as high as 17 mph.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 92. South wind 9 to 14 mph, with gusts as high as 22 mph.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. South southeast wind around 10 mph, with gusts as high as 18 mph.

    Low: 72 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 92. South wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 92 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 88. Southeast wind 8 to 10 mph, with gusts as high as 17 mph.
Tonight
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 66. Southeast wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Mostly sunny, with a high near 88. Calm wind becoming south 5 to 8 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70. Southeast wind 6 to 10 mph, with gusts as high as 20 mph.
Thursday
A slight chance of thunderstorms before 7am. Sunny, with a high near 91. South wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 10%.
Thursday Night
Mostly clear, with a low around 72. South wind 7 to 10 mph, with gusts as high as 17 mph.
Friday
Sunny, with a high near 92. South wind 9 to 14 mph, with gusts as high as 22 mph.
Friday Night
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. South southeast wind around 10 mph, with gusts as high as 18 mph.
Saturday
Mostly sunny, with a high near 92. South wind 9 to 11 mph, with gusts as high as 20 mph.
Saturday Night
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70. South southeast wind around 8 mph, with gusts as high as 16 mph.
Sunday
Partly sunny, with a high near 89. Southeast wind 7 to 11 mph, with gusts as high as 18 mph.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 68. Southeast wind around 9 mph, with gusts as high as 16 mph.
Labor Day
A slight chance of showers and thunderstorms. Partly sunny, with a high near 86. South southeast wind 9 to 15 mph, with gusts as high as 24 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hartington NE
 42.62°N 97.27°W (Elev. 1450 ft)
Last Update:
1:05 pm CDT Sep 1, 2026
Forecast Valid:
1pm CDT Sep 1, 2026-6pm CDT Sep 7, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation