Hurricane Dolly (2008) O'Connor and San Luis Pass, and for the Gulf coast from the San Fernando River southward to La Pesca, Tamaulipas. That evening, at 10 p.m. CDT (0300 UTC July 22), the hurricane watches and tropical storm watches in both countries were upgraded to hurricane warnings and tropical storm warnings, respectively. At the same time, the Mexican government issued a hurricane watch between the San Fernando River and La Pesca. In the Gulf of Mexico, Royal Dutch Shell evacuated 125 personnel from its oil rigs on July 20, and evacuated another 60 on July 21. Diamond Offshore Drilling removed non-essential employees
Hurricane Bertha (1996) occurred, and Bertha became a Category 1 hurricane on the Saffir-Simpson hurricane scale, the first hurricane of the season, prior to moving through the northern Leeward Islands. Late on July 8, a period of rapid intensification began, and at 0600 UTC on July 9, Bertha reached its peak intensity with maximum sustained winds of with a minimum barometric pressure of . Moving around the western periphery of the subtropical ridge, Bertha passed north of the Bahamas as a weakening hurricane before turning towards the north-northeast and undergoing another period of rapid intensification. Late on July 12, Bertha made landfall between