As of 10:45 a.m. Monday, the storm was located 415 miles east of Miami.
Bertha packed winds of 80 mph and was moving north at 17 mph.
The storm was expected to continue moving north on a parallel course with the United States, but it is eventually expected to curve to the northwest.
Copyright 2014 by The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.