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Saffir-Simpson Hurricane Scale


Saffir-Simpson Hurricane Scale 

Scale
Number(Category)

Sustained
Winds
MPH

Damage Storm Surge

1

74-95

No real damage to building structures. Damage primarily to unanchored mobile homes, shrubbery and trees.

4-5 ft. above normal.

2

96-110

Damage to some roofing material, doors and windows. Considerable damage to shrubbery and trees with some trees blown down.

6-8 ft. above normal.

3

111-130

Some structural damage to small residences and utility buildings with a minor amount of curtainwall failures. Damage to shrubbery and trees with foilage blown off trees and large trees blown down. Mobile homes and poorly constructed signs are destroyed.

9-12 ft. above normal.

4

131-155

More extensive curtainwall failures with some complete roof structure failures on small residences. Shrubs, trees and signs are blown down. Complete destruction of mobile homes. Extensive damage to doors and windows.

 13-18 ft. above normal.

5

More than 155

Complete roof failure on many residences and commercial buildings. Some complete building failures with small utility buildings blown over or away. Severe and extensive window and door damage. Complete destruction of mobile homes. Greater than 18 ft. above normal.


Source: NWS National Hurricane Center
Posted on: 12/19/2007 10:07:27 AM


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