The last time there was a season with two Category 5 hurricanes in the same basin was in 1961 with Carla and Hattie. However, the same phenomenon occurred the year before in 1960 with Donna and Ethel.

In the northwest Caribbean, there's a lot of heat right now.

At this time of year, the northwest Caribbean is notorious for having strong storms because of that warm pool.

A positive outcome of a hurricane season like this is that we've been able to learn more about the Loop Current and its associated warm-water eddies, which are basically hurricane intensity engines.