100 years ago today, the single worst tornado in American History occurred.

It was a mile-wide black mass, ripping across the countryside at 60 miles per
hour.

Boasting an unusually wide core of EF4+ damage, it slaughtered town after town in southern MO, IL, and IN with… pic.twitter.com/jQPGROqafD

— Sekai Chandra (@Sekai_WX) March 18, 2025