The Saffir-Simpson Hurricane Scale is a 1-5 rating based on the hurricane’s present intensity. Winds are using the U.S. 1-minute average.
Category 1 Hurricane:
The Saffir-Simpson Hurricane Scale is a 1-5 rating based on the hurricane’s present intensity.
Winds 74-95 mph (64-82 kt or 119-153 km/hr). Storm surge generally 4-5 ft above normal. No real damage to building structures.
Category 2 Hurricane:
Winds 96-110 mph (83-95 kt or 154-177 km/hr). Storm surge generally 6-8 feet above normal. Some roofing material, door, and window damage of buildings.
Category 3 Hurricane:
Winds 111-130 mph (96-113 kt or 178-209 km/hr). Storm surge generally 9-12 ft above normal. Some structural damage to small residences and utility buildings with a minor amount of curtainwall failures.
Category 4 Hurricane:
Winds 131-155 mph (114-135 kt or 210-249 km/hr). Storm surge generally 13-18 ft above normal. More extensive curtainwall failures with some complete roof structure failures on small residences.
Category 5 Hurricane:
Winds greater than 155 mph (135 kt or 249 km/hr). Storm surge generally greater than 18 ft above normal. Complete roof failure on many residences and industrial buildings.
[ Saffir-Simpson hurricane scale ]
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