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 Dolly (2008) from some of its rigs, and the Rowan Companies also evacuated one of their eight oil rigs in the Gulf. Also on July 21, Chevron announced that it was evacuating some of its workers from its oil rigs in the Gulf, but did not disclose how many were removed. On July 22, BP announced the evacuation of non-essential personnel from two of its rigs, and on July 23, Petróleos Mexicanos evacuated 66 people from one of its rigs. In spite of this, oil production was not expected to be affected by Dolly. In Texas, Governor Rick Perry activated 1,200 members