Tropical Weather Outlook NWS National Hurricane Center Miami FL 800 AM EDT Tue Sep 29 2020 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: 1. A broad area of low pressure is expected to form over the western Caribbean Sea in a few days. Environmental conditions are forecast to be conducive for some development thereafter, and a tropical depression could form late this week or this weekend while the system moves slowly west-northwestward over the northwestern Caribbean Sea. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...medium...50 percent.