Hurricanes are categorized by their wind speeds on the Saffir-Simpson Hurricane Scale. The scale was first developed by Herb Saffir, a structural engineer, and Bob Simpson, a meteorologist. Category 1: winds between 74 m.p.h. and 95 m.p.h. Category 2: winds between 96 m.p.h. and 110 m.p.h. Category 3: winds between 111 m.p.h. and 129 m.p.h….