Heat Wave Expands to the East Coast; Flash Flooding Likely in the Central Plains into the Midwest; Severe Thunderstorms in the Northeast

Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. Read More >

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Kennebec SD

Heat Advisory July 26, 12:00pm until July 26, 08:00pm
Heat Advisory July 27, 01:00pm until July 27, 08:00pm
Click here for hazard details and duration
Heat Advisory
Heat Advisory
  • Today

    Today: Sunny and hot, with a high near 101. Heat index values as high as 106. South southeast wind 10 to 17 mph.

    High: 101 °F

    Hot

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 8pm and 2am.  Partly cloudy, with a low around 70. South wind 11 to 18 mph.  Chance of precipitation is 20%.

    Low: 70 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Sunny and hot, with a high near 102. South southeast wind 10 to 14 mph becoming west southwest in the afternoon. Winds could gust as high as 23 mph.

    High: 102 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 68. Northwest wind 8 to 14 mph becoming northeast after midnight.

    Low: 68 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 100. East wind 7 to 17 mph, with gusts as high as 26 mph.

    High: 100 °F

    Hot

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then a chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 66. East northeast wind 13 to 18 mph, with gusts as high as 26 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    T-storms
    Likely then
    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 86. East northeast wind 13 to 17 mph, with gusts as high as 26 mph.  Chance of precipitation is 30%.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, mainly after 1am.  Mostly cloudy, with a low around 63. East northeast wind 11 to 18 mph.  Chance of precipitation is 60%.

    Low: 63 °F

    T-storms
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 1pm.  Mostly cloudy, with a high near 79. East wind 13 to 17 mph, with gusts as high as 26 mph.  Chance of precipitation is 30%.

    High: 79 °F

    Chance
    T-storms

Detailed Forecast

Today
Sunny and hot, with a high near 101. Heat index values as high as 106. South southeast wind 10 to 17 mph.
Tonight
A slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 70. South wind 11 to 18 mph. Chance of precipitation is 20%.
Sunday
Sunny and hot, with a high near 102. South southeast wind 10 to 14 mph becoming west southwest in the afternoon. Winds could gust as high as 23 mph.
Sunday Night
Mostly clear, with a low around 68. Northwest wind 8 to 14 mph becoming northeast after midnight.
Monday
Sunny and hot, with a high near 100. East wind 7 to 17 mph, with gusts as high as 26 mph.
Monday Night
Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. East northeast wind 13 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 86. East northeast wind 13 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Tuesday Night
Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 63. East northeast wind 11 to 18 mph. Chance of precipitation is 60%.
Wednesday
A chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 79. East wind 13 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Wednesday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 20%.
Thursday
A slight chance of showers. Mostly cloudy, with a high near 77. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 20%.
Friday
A slight chance of showers. Mostly cloudy, with a high near 77. Breezy. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Kennebec SD
 43.91°N 99.84°W (Elev. 1677 ft)
9:45 am CDT Jul 26, 2025
10am CDT Jul 26, 2025-6pm CDT Aug 1, 2025
 
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