Hurricane Bertha (1990) and monitor the storm. The Maritimes Weather Center and National Hurricane Center began to issue warnings for Nova Scotia and most of Atlantic Canada on July 31 and August 1. By the following day, all warnings and advisories for Atlantic Canada were dropped as Bertha dissipated. Bertha's broad circulation produced high waves which were reported along the southeastern coast of the United States, in North Carolina, the storm produced waves of 25–50 ft (7.6-15.2 m). The waves caused minor beach erosion along the North Carolina coastline including the Outer Banks. In Florida, rip currents from Bertha caused two drowning fatalities.
Hurricane Bertha (2008) 77 °F (25 °C), and its overall appearance was characterized by intermittent bursts of deep convection near the center. Eventually, by late on July 5, Bertha began to enter warmer waters and gain organization. Convection coalesced throughout July 6, and a series of microwave passes later that day indicated the formation of an eye-like feature, despite some tilt to Bertha's low- and mid-level circulations. Rapid deepening ensued as the aforementioned eye became readily apparent and convection in the eyewall cooled; Bertha became the season's first hurricane around 06:00 UTC on July 7, and by 21:00 UTC that afternoon, attained its