Joplin tornado: Will it be one of the Top 5 costliest?
3. Oklahoma City, Okla., 1999 – $1.5 billion
A tornado that traveled 38 miles between Chickasha, Okla., and Oklahoma City on May 3, 1999, devastated rural and urban areas of the state. The very powerful twister, rated an F5 on the Fujita scale, was on the ground for nearly an hour and a half, causing 46 fatalities and injuring 800 people. More than 8,000 homes were damaged or destroyed. The tornado was the most severe of the 74 tornadoes that touched down across Oklahoma and Kansas in less than a 21-hour window.