Tropical Depression 18 has formed in the Caribbean Sea about 900 miles south-southeast of Tampa. Conditions are expected to be more conducive for development over the next 24-48 hours with lower wind shear and deep oceanic heat content. Tropical Storm Rafael is likely to form by later today as thunderstorms organize around the center of low pressure. UP-TO-DATE TROPICS COVERAGE: https://www.wtsp.com/article/weather/tropics/tracking-the-tropics-rafael-florida-weather-forecast/67-2a8c9912-bfe5-43c0-bc29-b043fc3d38db