Most roofing shingles are warrantied for 100 mph wind coverage. There are certain manufacturers standards that must be met. Hurricane nailing pattern can range from 6 to 8 nails, certain types of starter courses must be use, certain size nails as well. Using a roofing contractor who is familiar with these standards is key, both for the quality of your new roof, and to receive proper coverage from the manufacturer.
This building in Hebron Connecticut lost a number of roof shingles and roof caps during the most recent thunderstorm. While the repair cost was minimal, using proper roofing techniques, and a roofing contractor who provides a life time warranty on installation, and in would have either never happened, or would have been free of charge.