https://www.cnbc.com/2017/09/09/hurricane-irma-to-sock-insurers-with-at-least-15b-in-claims-air-worldwide.html

Hurricane Irma will create combined insured losses of between $20 billion and $65 billion, according to a projection from risk modeling software company AIR Worldwide.

The company includes in its estimate both the United States and selected islands in the Caribbean. For the U.S. alone, insured losses are expected to reach between $15 billion to $50 billion, AIR notes.