The POD: in the 1860 Atlantic hurricane season, the first hurricane of the season, IOTL cat 4, is much larger, instead being h a cat 5 on the scale of Katrina.
You obviously know what's going to happen: how would this affect the resources of the southern states, and how much if at all the Civil War will be affected.
You obviously know what's going to happen: how would this affect the resources of the southern states, and how much if at all the Civil War will be affected.