National Weather Service United States Department of Commerce

Thunderstorms and Heavy Rain Across the Southern and Eastern US; Heat and Fire Weather Concerns in the West

Showers and thunderstorms are expected across the southern and eastern US this week, with heavy rain and localized flooding, particularly near the Gulf Coast. Monsoonal moisture will bring rain and potential flooding to parts of the Southwest. Heat and fire weather threats will continue to impact the West. Read More >

Overview

Fast moving severe thunderstorms developed and tracked over much of eastern Iowa, northwest Illinois, and northeast Missouri on Wednesday, May 17, 2017, as an area of low pressure lifted northeast into northwest Iowa. Widespread damaging winds, large hail, frequent lightning, and a few brief tornadoes were reported.

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Surface Map/Radar Loop