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

Hazardous Weather Conditions

Current conditions at

Yankton, Chan Gurney Municipal Airport (KYKN)

Lat: 42.92°NLon: 97.38°WElev: 1306ft.

Fair

65°F

18°C

Humidity 100%
Wind Speed N 6 mph
Barometer 29.87 in (1011.8 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 9 Jun 3:56 am CDT
Extended Forecast for

Menno SD

Heat Advisory June 9, 01:00pm until June 9, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Mostly sunny and hot, with a high near 97. Heat index values as high as 101. Breezy, with a south southeast wind 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 97 °F

    Hot and
    Breezy

  • Tonight

    Tonight: Showers and thunderstorms likely before 4am, then a slight chance of showers. Increasing clouds, with a low around 72. Breezy, with a south southeast wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    Showers
    Likely and
    Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 90. Breezy, with a south wind 15 to 25 mph becoming west northwest in the afternoon. Winds could gust as high as 30 mph.

    High: 90 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 62. West northwest wind 10 to 15 mph becoming north 5 to 10 mph in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 30%.

    Low: 62 °F

    Mostly Clear
    then Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 81. Breezy, with a west northwest wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 20%.

    High: 81 °F

    Breezy.
    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. Breezy, with a west northwest wind 15 to 25 mph decreasing to 5 to 15 mph after midnight. Winds could gust as high as 35 mph.

    Low: 57 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Friday

    Friday: Sunny, with a high near 89. Breezy.

    High: 89 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

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

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

Today
Mostly sunny and hot, with a high near 97. Heat index values as high as 101. Breezy, with a south southeast wind 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Winds could gust as high as 35 mph.
Tonight
Showers and thunderstorms likely before 4am, then a slight chance of showers. Increasing clouds, with a low around 72. Breezy, with a south southeast wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Sunny, with a high near 90. Breezy, with a south wind 15 to 25 mph becoming west northwest in the afternoon. Winds could gust as high as 30 mph.
Wednesday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 62. West northwest wind 10 to 15 mph becoming north 5 to 10 mph in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 30%.
Thursday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 81. Breezy, with a west northwest wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 57. Breezy, with a west northwest wind 15 to 25 mph decreasing to 5 to 15 mph after midnight. Winds could gust as high as 35 mph.
Friday
Sunny, with a high near 89. Breezy.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Partly sunny, with a high near 76.
Sunday Night
Partly cloudy, with a low around 53.
Monday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Menno SD
 43.25°N 97.58°W (Elev. 1319 ft)
Last Update:
4:08 am CDT Jun 9, 2026
Forecast Valid:
4am CDT Jun 9, 2026-6pm CDT Jun 15, 2026
 
Forecast Discussion
 
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Additional Resources

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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