Some of the models suggest that Rafael may even do a small loop out in the Gulf. Meanwhile, a trough of low pressure near Puerto Rico is bringing heavy rain and thunderstorms to the area but has a low chance of development over the next week.

Tropical Storm Rafael formed in the Caribbean on Monday, a storm that's predicted to intensify into a hurricane and threaten the Gulf Coast this weekend.

Low wind shear and very warm water could mean another depression, tropical storm or even hurricane in early November.