Saffir Simpson Hurricane Damage Scale
Category
Winds
Surge
Damage
1
64-82 knots
(74-95 mph)
1-2 m
Mobil Homes- some damage, Signs, Coastal Flooding
2
83-95 knots
(96-110 mph)
2-3 m
Roof door & window damage, Mobil Homes - severe damage, Flood, Piers, Small Craft, Some downed Trees
3
96-113 knots
(111-130 mph)
3-4 m
Structural damage small homes.  Large trees down.  Mobil homes destroyed.  Flood damage of larger buildings
4
114-135 kts.
(131-155 mph)
4-6 m
Complete roof & building failures small houses.  Major flooding & shoreline erosion. 
5
135+ knots
156 + mph
6+ m
Complete roof failure.  Some complete building failures.  Major flooding damage near shoreline.  Massive evacuation required.