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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 >

Overview

An active pattern set up across South Dakota from August 9th-11th, in which round after round of severe storms and heavy rain developed and moved east. The last round in this series developed in a very moisture-laden environment across eastern South Dakota on Thursday evening, August 11th, and produced very heavy rainfall primarily across Clark, Codington, Hamlin, and Deuel counties. Flooding resulted, with Watertown, SD being among the hardest hit.

 

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