Hurricane preparedness for New Orleans two months later. Hurricane Katrina threatened the city in August 2005. The eye of the huge storm grazed the eastern side of the city, sparing it from the worst of its power. However, due to poorly designed levees and the worst civil engineering failure in United States history, most of the city experienced flooding similar to a direct hit; see: Levee failures in Greater New Orleans, 2005. There were many predictions of hurricane risk in New Orleans before Katrina. On August 26 the storm, at one point up to a Category 5, was in the Gulf with a projection to
New Orleans tornado of 2017 that toppled a metal truss tower, badly damaged a metal building, and destroyed manufactured homes. An EF1 struck the town of Donaldsonville, causing considerable damage to structures and killing one person. A large EF2 wedge tornado that passed near Killian and Akers downed many trees and destroyed small house built on a cinder block foundation. Another EF2 destroyed a flea market near Harperville, Mississippi as well. A total of 15 tornadoes were confirmed across parts of Louisiana, Mississippi, Alabama, Florida, Georgia, Tennessee, and Kentucky. New Orleans tornado of 2017 The New Orleans tornado of 2017 was a large and powerful