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

Some fluctuations in intensity are expected over the next couple of days due to inner-core structural changes.

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

Hurricane Erin rapidly strengthened offshore to a “catastrophic” Category 5 storm on Saturday (Sunday Manila time), as rain ...

Erin, the first hurricane of the season, exploded to a Category 5 hurricane Saturday, and despite fluctuations in intensity, ...

Offshore Hurricane Erin was downgraded to a Category 3 storm early Sunday, as rain lashed Caribbean islands and weather ...

Hurricane Erin rapidly intensified into an extremely dangerous Category 5 cyclone as it stayed safely north of the Caribbean ...

Hurricane Erin strengthens into a Category 5, as it moves north in the Atlantic; experts warn of potential dangerous (and ...

Sunday will be hotter, with highs reaching the upper 80s to low 90s. A cold front will approach late in the day and into ...

Hurricane Erin rapidly intensified into a ‘catastrophic’ Category 5 storm over the open Atlantic Ocean on Saturday. The storm ...

Hurricane Erin's winds decreased to 125 mph early Sunday morning, Aug. 17. Erin is still a major Category 3 hurricane and ...

August 16: 11:20AM AST @53rdWRS find #Erin is now a Category 5 Hurricane with maximum sustained winds of 160 mph. Visit https://t.co/tW4KeGdBFb for the latest pic.twitter.com/dEZuREiUa3 ...