The location of the Loop Current is challenging to predict each year. And hurricanes can spend hours -- or days -- over it. Here's what to know.

"If you live in this area and were told to evacuate by local officials, your opportunity to do so is almost over," the NHC said. Maximum sustained winds have increased to 125 mph with higher gusts,

Tropical storm force winds began battering Florida on Thursday as Hurricane Helene prepared to make landfall, with forecasters warning that the enormous storm could create a “nightmare” surge along the coast and