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

Dangerous Heat and Humidity Continues Over the Midwest/ East; Severe Thunderstorms Upper Midwest Into Great Lakes

Oppressive heat and humidity will continue through today from the Midwest to the East Coast. The Midwest will get a slight reprieve on Sunday as a cold front moves through the area, while excessive heat continues in the East. Severe thunderstorms capable of damaging wind gusts are forecast into tonight across portions of Iowa, Illinois and Wisconsin into Lower Michigan. Read More >

Hazardous Weather Conditions

Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

A Few Clouds

71°F

22°C

Humidity 73%
Wind Speed N 5 mph
Barometer 29.94 in (1014.2 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 20 Jul 2:56 pm CDT
Extended Forecast for

Gayville SD

  • This
    Afternoon

    This Afternoon: Scattered showers and thunderstorms. Cloudy, with a steady temperature around 74. North northeast wind 10 to 15 mph. Chance of precipitation is 40%.

    Scattered
    T-storms

    High: 74 °F

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 63. Northeast wind 5 to 10 mph. Chance of precipitation is 30%.

    Scattered
    T-storms

    Low: 63 °F

  • Sunday

    Sunday: A slight chance of showers and thunderstorms between 1pm and 4pm. Mostly cloudy, with a high near 78. Northeast wind 5 to 10 mph. Chance of precipitation is 20%.

    Mostly Cloudy
    then Slight
    Chance
    T-storms

    High: 78 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 58. North northeast wind around 5 mph becoming calm.

    Partly Cloudy

    Low: 58 °F

  • Monday

    Monday: Sunny, with a high near 78. North wind 5 to 10 mph.

    Sunny

    High: 78 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 56. North wind around 5 mph becoming calm in the evening.

    Mostly Clear

    Low: 56 °F

  • Tuesday

    Tuesday: Sunny, with a high near 81.

    Sunny

    High: 81 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 60.

    Mostly Clear

    Low: 60 °F

  • Wednesday

    Wednesday: Sunny, with a high near 84.

    Sunny

    High: 84 °F

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Cloudy, with a steady temperature around 74. North northeast wind 10 to 15 mph. Chance of precipitation is 40%.
Tonight
Scattered showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 63. Northeast wind 5 to 10 mph. Chance of precipitation is 30%.
Sunday
A slight chance of showers and thunderstorms between 1pm and 4pm. Mostly cloudy, with a high near 78. Northeast wind 5 to 10 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 58. North northeast wind around 5 mph becoming calm.
Monday
Sunny, with a high near 78. North wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 56. North wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 65.
Thursday
Mostly sunny, with a high near 87.
Thursday Night
Partly cloudy, with a low around 68.
Friday
Sunny, with a high near 89.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Gayville SD
 42.88°N 97.17°W (Elev. 1171 ft)
Last Update:
2:47 pm CDT Jul 20, 2019
Forecast Valid:
3pm CDT Jul 20, 2019-6pm CDT Jul 26, 2019
 
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Additional Resources

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Chance of Precipitation