After forming in the Caribbean on Monday afternoon, the National Hurricane Center is monitoring Tropical Storm Rafael as it attempts to gain even more strength Tuesday.Currently located 105 miles east of Grand Caymon the system has maximum sustained wind speeds of 60 mph and a minimum central pressure of 989 mb.

Tropical Storm Rafael is passing south of western Jamaica and is forecast to strengthen into a hurricane possibly by Tuesday evening.Rafael, which formed Sunday and was previously known as Potential Tropical Cyclone 18,

Tropical Storm Rafael is intensifying as it moves toward the Cayman Islands and western Cuba. It will likely enter the Gulf of Mexico as a hurricane - here's what you need to know.