National Weather Service United States Department of Commerce

Dangerous Heat in the Central and Eastern U.S.; Critical Fire Weather in the Great Basin and Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue Tuesday across portions of the Four Corners and Great Basin, as dry conditions and gusty winds persist. Read More >

Overview

During the afternoon and evening hours of Tuesday, July 30, multiple clusters and lines of severe thunderstorms developed across parts of southern Illinois, southwest Indiana, and western Kentucky. Fueled by very high levels of instability, these storms became severe, producing wind damage and an EF-1 tornado that struck parts of southeast Vanderburgh and southwest Warrick County in southwest Indiana.
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