They didn't all directly hit New Orleans, but: Ivan, Katrina, Rita, Wilma, and Michael are all cat-5 hurricanes that have hit the U.S. Gulf Coast in the last 20

They didn't all directly hit New Orleans, but: Ivan, Katrina, Rita, Wilma, and Michael are all cat-5 hurricanes that have hit the U.S. Gulf Coast in the last 20 years. There have been 37 cat-5 hurricanes since record keeping began in 1851; of those, 8 happened during the 2000s and 6 more during the 2010s, so about 37% of recorded cat-5 hurricanes have happened in the last 20 years of this 170-year period.