Hurricane Intensity Scale
A photo taken on September 17, 2017 shows a roofless building at the Alizea residence in Mont Vernon, on the French Caribbean island of Saint Martin, after the passage of Hurricane Irma, a Category 5 storm. (Photo credit:
HELENE VALENZUELA/AFP/Getty Images)
Sustained Winds: 119–153 kph (74–95 mph).
Example: Hurricane Dolly, which struck Padre Island, Texas, in 2008.
Category 1 winds can damage a home’s roof, shingles, vinyl siding and gutters, according to the Saffir-Simpson Hurricane Wind Scale...
Sustained Winds 154–177 kph (96–110 mph).
Example: Hurricane Frances, which hit coastal portions of Port Saint Lucie, Fla., in 2004.
Category 2 storms pose a danger to the roof and siding of even a well-constructed frame home...
Sustained Winds 178–208 kph (111–129 mph).
Example: Hurricane Sandy was a Category 3 at its peak when it hit Cuba in 2012.
In a category 3 hurricane, even newer mobile homes will likely sustain severe damage, including roof cave-ins and collapsing walls, according to the Saffir-Simpson Hurricane Wind Scale...
Sustained Winds 209–251 kph (130–156 mph).
Example: Hurricane Harvey, which hammered parts of Texas and Louisiana in August.
A category 4 storm will severely damage even well-built frame homes... Advertisement
Sustained Winds 252 kph (157 mph) or higher.
Example: Hurricane Irma, which pounded Florida, the Bahamas and elsewhere in early September.
A hurricane at category 5 will destroy nearly all mobile homes and most framed homes in its path, according to the Saffir-Simpson Hurricane Wind Scale... Advertisement Support Science Journalism
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