Helene is expected to make landfall on Florida's Big Bend this evening as a major category 4 hurricane, bringing the risk of catastrophic damage.

Helene -- which has strengthened to a major Category 3 hurricane -- is taking aim at Florida, where it's forecast to make landfall along the Big Bend area on Thursday night. Latest DevelopmentsSep 26,

Hurricane Helene is expected to strengthen to a Category 4 storm ahead of landfall Thursday along Florida's Big Bend coast.