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

Significant Coastal Impacts to the Eastern Seaboard; Tropical Storm Nolo to Impact Hawaii

A Nor'easter will bring significant coastal impacts to the Mid-Atlantic and New England through the weekend. Moderate to major coastal flooding, heavy rain, strong winds and high surf expected. Tropical Storm Nolo will continue to strengthen as it moves north toward the Big Island of Hawaii. Heavy rainfall may bring life-threatening, catastrophic flooding and mudslides through the weekend. Read More >

Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

Fog/Mist

60°F

16°C

Humidity 100%
Wind Speed E 5 mph
Barometer 30.19 in (1023.5 mb)
Dewpoint 60°F (16°C)
Visibility 5.00 mi
Last update 25 Sep 8:56 am CDT
Extended Forecast for

Hartington NE

  • Today

    Today: A 50 percent chance of showers. Cloudy, with a high near 62. Southeast wind 11 to 15 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after midnight. Low around 59. Southeast wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Showers

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly before 3pm. Cloudy, with a high near 68. South southeast wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 68 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 60. Southeast wind 3 to 7 mph.

    Low: 60 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 71. East wind 3 to 7 mph.

    High: 71 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 60. East southeast wind 5 to 7 mph.

    Low: 60 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 71. South southeast wind 8 to 14 mph, with gusts as high as 24 mph.

    High: 71 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Cloudy, with a low around 60. South southeast wind 7 to 10 mph, with gusts as high as 18 mph.

    Low: 60 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 1pm. Cloudy, with a high near 66. South southwest wind 9 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 66 °F

    Showers
    Likely

Detailed Forecast

Today
A 50 percent chance of showers. Cloudy, with a high near 62. Southeast wind 11 to 15 mph, with gusts as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after midnight. Low around 59. Southeast wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and thunderstorms likely, mainly before 3pm. Cloudy, with a high near 68. South southeast wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 10 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 60. Southeast wind 3 to 7 mph.
Sunday
Partly sunny, with a high near 71. East wind 3 to 7 mph.
Sunday Night
Mostly cloudy, with a low around 60. East southeast wind 5 to 7 mph.
Monday
Mostly cloudy, with a high near 71. South southeast wind 8 to 14 mph, with gusts as high as 24 mph.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Cloudy, with a low around 60. South southeast wind 7 to 10 mph, with gusts as high as 18 mph.
Tuesday
Showers likely, with thunderstorms also possible after 1pm. Cloudy, with a high near 66. South southwest wind 9 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 21 mph.
Tuesday Night
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 56. North northwest wind 5 to 8 mph, with gusts as high as 16 mph.
Wednesday
A chance of showers. Partly sunny, with a high near 66. North wind 7 to 14 mph, with gusts as high as 23 mph.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 55. North northeast wind around 7 mph.
Thursday
A slight chance of showers. Partly sunny, with a high near 65. North wind 7 to 11 mph, with gusts as high as 21 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:
7:35 am CDT Sep 25, 2026
Forecast Valid:
9am CDT Sep 25, 2026-6pm CDT Oct 1, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation