Tornado outbreak sequence of May 21–26, 2011
On May 22, a large, devastating EF5 tornado tracked through Joplin, Missouri, leaving behind catastrophic damage. It was a multiple-vortex tornado in excess of wide. Mainly the southern part of the city was affected with most structures in the area either damaged or destroyed. 162 people were killed along the path through Jasper and Newton counties in Missouri, making it the deadliest U.S. tornado since 1947, and one of the deadliest single tornadoes ever recorded. Among the most heavily damaged structures was St. John's Hospital (pictured right), which later was torn down due to the severity of the structural damage. Damages were estimated at around $2.8 billion (2011 USD).
1896 St. Louis–East St. Louis tornado
The tornado spawned from the other supercell became the third deadliest and the most costly tornado in United States history. It touched down in St. Louis, Missouri, then one of the largest and most influential cities in the country. At least 137 people died as the tornado traversed the core of the city leaving a wide continuous swath of destroyed homes, schools, saloons, factories, mills, churches, parks, and railroad yards. A few of the destroyed homes were swept away. Numerous trees were downed at the Lafayette Park, and a barometer recorded a drop to at this location. Uncounted others may have died on boats on the Mississippi River, which could have swept their bodies downriver.