Hurricane Helene was the deadliest tropical cyclone in the continental U.S. in 19 years and ranks among the nation's costliest weather disasters, just two findings of a just-released final report from the National Hurricane Center.

Helene grew to a tropical storm on Sept. 25 and the next day became Hurricane Helene, making landfall 10 miles southwest of Perry, Florida, on Sept. 27. It then made its way up through the

A new report from the National Hurricane Center concluded that Helene was the deadliest hurricane in the contiguous United States since Katrina in 2005.