Illinois Weather Trivia for May 1st
- Several tornadoes occurred in the eastern St. Louis metropolitan area. The strongest originated in Missouri, then moved across the Mississippi River, passing through Granite City and Edwardsville. This storm caused $400,000 damage. Another tornado near Lebanon injured 20 people. Further north, a tornado in Greenfield injured 15 people and caused extensive damage.
- Copious rainfall in southeast Illinois occurred in late April and early May. This resulted in serious river flooding over parts of the Wabash and Embarras River basins. The Embarras River at Lawrenceville, and the Wabash River at Hutsonville, each crested at 11 feet above flood stage. Three breeches occurred in the Cross Levee in Lawrence County on the 3rd, resulting in extensive flash flooding.
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