Major hurricane to make landfall in U.S. Gulf Coast

Florida storm live updates: Watches expand as Potential Tropical Cyclone Nine expected to strengthen

National Hurricane Center on Instagram: "Friday, August 29 is the 20th anniversary of Hurricane Katrina making landfall along the U.S. Gulf coast and devastating the coasts of Mississippi and southeastern Louisiana. A lot has changed since 2005. In this video, NHC Warning Coordination Meteorologist Robbie Berg talks about some of the advancements made in hurricane forecasting and communication from NHC since that time. Be on the lookout all week as we highlight some of the improvements made in t