Extremely powerful hurricane katrina leaves a historic mark on the northern gulf coast a killer hurricane our country will never forget hurricane katrina (august 2005) became a large and Ò€¦ Katrina was the twelfth tropical cyclone, the fifth hurricane, the third major hurricane, and the second category 5 hurricane of the 2005 atlantic hurricane season. It was also the fourth-most intense Ò€¦

See survivor accounts, archival photos, and reporting that reflects on one of the most devastating storms in u