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Heavy Rainfall Threat Along the Texas and Louisiana Coast; Excessive Heat in the Northern Plains

A warm tropical airmass along the Western and Central Gulf Coast continues to bring a threat of heavy to excessive rainfall for the Middle and Upper Texas coast and southwestern Louisiana. Rounds of heavy rainfall will likely lead to flash flooding concerns. Another day of hot temperatures is in store for the northern High Plains. Maximum temperatures may reach or exceed 100 degrees. Read More >

Overview

A vigorous late-season storm system raced across northeast South Dakota and west central Minnesota during the early evening on Tuesday, September 19th. Many atmospheric ingredients, including abundant moisture, instability, wind shear and forcing, came together for rapid and intense thunderstorm development. Severe weather in the form of large hail and damaging winds, as well as tornadoes resulted. Locally heavy rain also affected the area, while those west of a line generally from Faulkton to Chamberlain remained dry.

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Strong to severe thunderstorms across the region, as seen from GOES-16 at 9 pm
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