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

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

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 ...

Travelers on the Outer Banks should be aware of possible disruptions next week caused by Hurricane Erin as it intensified into a Category 5 hurricane on the Saffir-Simpson Wind Scale overnight, ...

As of Saturday morning, Air Force Reserve Hurricane Hunter aircraft indicated that Erin has become a Category 5 hurricane.

The maximum sustained wind speeds of Hurricane Erin are now up to 155 mph, according to the 11 a.m. advisory from the National Hurricane Center. The NHC is forecasting Erin to reach Category 5 status, ...

Hurricane Erin rapidly strengthened into a Category 5 storm. It is not expected to make a direct hit on the U.S. but will create dangerous surf.