Erin barreled through the Atlantic as a “formidable” Category 4 hurricane near Puerto Rico, after earlier reaching the top of the five-step, Saffir-Simpson scale.

Hurricane Erin raced from a Category 1 to a Category 5 storm. If Erin keeps ramping up, is there a Category 6?

After rapidly growing to a Category 5 storm in the span of 24 hours, Hurricane Erin is now back to Category 3 on the Saffir-Simpson Hurricane Wind Scale. As of Sunday morning, the National Hurricane ...

Hurricane Erin has intensified to a Category 5 storm, prompting flash flood warnings in the Caribbean. With winds of 160 mph, ...