The Saffir-Simpson Hurricane Wind Scale is a 1 to 5 rating based on a hurricane's sustained wind speed. An eyewall replacement cycle then weakened Floyd to a Category 3 hurricane with winds of 190 km/h (120 mph). Category 1 and 2 storms are still dangerous, however, and require preventative measures. Hurricane Floyd was the only hurricane to make landfall in the United States during the 1987 Atlantic hurricane season.It was the last of seven tropical storms and three hurricanes.Floyd developed on 9 October just off the east coast of Nicaragua.It then became a tropical storm. L'huracĂ  Floyd sobre les Bahames el 14 de setembre de 1999. Hurricanes reaching Category 3 and higher are considered major hurricanes because of their potential for significant loss of life and damage. Hurricane Floyd remained just below Category 5 status on the Saffir-Simpson Hurricane Wind Scale for 12 hours while crossing the Bahamas, making landfalls on Eleuthera and Abaco islands on 14 September.

Hurricane Floyd was the strongest, costliest, and deadliest hurricane of the 1999 Atlantic hurricane season.Floyd, at first looked as if it were headed for Florida as a category 4 hurricane. Hurricane Floyd was the strongest, costliest, and deadliest hurricane of the 1999 Atlantic hurricane season.Floyd, at first looked as if it were headed for Florida as a category 4 hurricane. This scale estimates potential property damage. Hurricane Floyd remained just below Category 5 status on the Saffir-Simpson Hurricane Scale for 12 hours while crossing the Bahamas, before an eyewall replacement cycle weakened it to a Category 3 hurricane. The new, larger eyewall contracted slightly, and the hurricane briefly re-intensified to Category 4 status. Category 4 Atlantic hurricane in 1999.