The fact that it is fast moving would limit things like damage from rain fall. But the fast movement contributes higher wind speeds and means it will be fairly strong when it crosses the state.

The amount of oil that can be produced each day can actually be insured. Katrina is forecast to make a more direct hit on those offshore platforms than Ivan.

When we think about economic loss and insured loss, there are few events that rival Katrina. The World Trade Center disaster is one.