Hurricane Ophelia is strengthening: NHC

(Reuters) - Hurricane Ophelia is strengthening as it moves toward north-northwest, after becoming the fourth hurricane in the busy Atlantic season, the U.S. National Hurricane Center (NHC) said.

At 11:00 p.m. EDT (0300 GMT), Hurricane Ophelia was located about 735 miles south-southeast of Bermuda, packing maximum sustained winds of 85 miles per hour (140 km per hour).

(Reporting by Antonita Devotta, editing by Miral Fahmy)