Hurricane season, which runs from June 1 to November 30, significantly impacts cruise operations in the Caribbean, Bahamas, and Gulf of Mexico. Rather than canceling cruises, companies use advanced meteorology to reroute ships around storm cells. This often means a "Western Caribbean" itinerary might suddenly become an "Eastern Caribbean" trip to stay in clear weather. While you are safe on the ship, the "effect" for the passenger includes missed ports, rougher seas leading to seasickness, and the closure of outdoor decks or pools. In 2026, cruise lines like Royal Caribbean and Carnival have integrated AI-driven tracking that allows them to "outrun" storms with precision. However, if a hurricane hits an embarkation port (like Miami or Galveston), the cruise may be delayed or, in rare cases, canceled. Because your contract allows the cruise line to change the itinerary for safety without a refund, travelers during these months are strongly advised to buy "Cancel for Any Reason" travel insurance.