The Saffir-Simpson Hurricane Wind Scale assigns a number from 1 to 5 to a hurricane based solely on its highest sustained wind speed. Other potentially lethal dangers such as storm surge, downpour flooding, and tornadoes are not included in this scale.
Category 1 Hurricane:
Winds ranging from 74 to 95 miles per hour. The majority of the damage was to vegetation, trees, and unanchored mobile homes; no other structures were seriously damaged. Signs that were poorly constructed suffered some damage.
Category 2 Hurricane:
Winds will gust from 96 to 110 miles per hour. There will be significant damage to shrubbery and trees, with some trees being blown down. Poorly constructed signage have been severely damaged. Piers were severely damaged, and marinas were flooded.
Category 3 Hurricane:
Winds ranging from 111 to 129 mph. Trees are losing their leaves, and huge trees may be blown down. Mobile homes were destroyed, and small structures suffered structural damage, as well as damage to roofing materials and broken windows and doors.
Category 4 Hurricane:
Winds will be between 130 and 156 miles per hour.
Mobile homes have been completely destroyed. Roofing materials, windows, and doors have all been severely damaged.
Category 5 Hurricane:
Winds gusting to more than 157 mph. Storm damage is extremely damaging to almost anything.