Hurricane Florence - Category 4 info

info from https://www.nhc.noaa.gov/aboutsshws.php

Category 4 Hurricane

Sustained winds - 

(major)

130-156 mph 113-136 kt 209-251 km/h

Catastrophic damage will occur: Well-built framed homes can sustain severe damage with loss of most of the roof structure and/or some exterior walls. Most trees will be snapped or uprooted and power poles downed. Fallen trees and power poles will isolate residential areas. Power outages will last weeks to possibly months. Most of the area will be uninhabitable for weeks or months.