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The earliest tornado ever recorded in Europe happened on April 30, 1054.
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The earliest ever recorded tornado in the Americas Happened on August 21 1521 in Tlateloco, Mexico. It happened two days before Cortéz invaded the capital city.
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There were 695 killed and 2027 injured in this tornado. It is actually a single tornado that destroyed 11 towns and traveled a total of 219 miles.
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In 1952 the name 'Tornado Alley' came around because the Air Force Severe Weather Service set up a project to watch from Lubbock, Texas to Colorado and Nebraska. They were also the first group to succesfully predict a tornado.
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The Tampa Bay Tornado family was one of the most deadly tornadoes in history. 11 were killed.
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Tetsuya Fujita and Dr. Alan Pearson create the Fujita scale, the first way to measure tornadoes based on destruction and wind speeds.
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The Dalitpur and Saltpuria tornado in Bangledesh killed over 1300 people and injured over 12,000 people. It is likely the most dangerous tornado in history. It only spared a few trees.
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The Enhanced Fujita scale was introduced in 2007 and has made the old scale more accurate.
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There were 20-30 tornadoes in this family that touched down in Illinois. 7 died and dozens were injured.
