Cruise lines are changing Caribbean itineraries in an effort to avoid Tropical Storm Helene. The storm is expected to intensify in the coming days, approaching the northeastern Gulf Coast as a “major hurricane” on Thursday,

Carnival has shared that it's monitoring the developing weather situation and Margaritaville at Sea may have to move MAS Islander out of its path.

Three Royal Caribbean ships are the latest to divert course away from the developing tropical storm in the Western Caribbean.