“Ian will go down as one of the most damaging and impactful storms in U.S. history, along with 2017’s Hurricane Harvey, which caused $190 billion in total damage and economic loss,” — AccuWeather Founder and CEO Dr. Joel N. Myers Other notorious storms Myers noted include Irma, which was blamed for $80 billion in losses in 2017, Sandy in 2012, which caused $210 billion in losses, and Katrina in 2005, which resulted in $320 billion in damages.