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Extreme Heat in the Central US Expands to the East; Heavy Rains from the Southern Plains to the Great Lakes

Dangerous, long-lasting heat remains across the Mid-South to Mid-Mississippi Valley, while heat expands into the Northeast for a brief period on Friday. Strong to isolated severe thunderstorms and heavy rain pose a flash flooding threat from from the southern High Plains east to the Great Lakes. Tropical Depression 12W brings heavy rain to Guam & the Marianas through Saturday. Read More >

Overview

A strong low pressure system tracked from southwest Iowa to north central Iowa Saturday afternoon. Storms developed, moved across a warm front, and four tornadoes touched down over eastern Iowa and northwest Illinois.    

A few other storms brought small hail and damaging wind to portions of the region Saturday night.

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00z 03/29 Surface Analysis - Weather Prediction Center
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