Here's how many Category 5 hurricanes have hit mainland U.S.
While multiple hurricanes that made landfall in the U.S. peaked at Category 5, only four storms on record have done so at that intensity.
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While multiple hurricanes that made landfall in the U.S. peaked at Category 5, only four storms on record have done so at that intensity.
Irma is bigger and has a 90-degree different path of potential destruction, meteorologists say