000 ABNT20 KNHC 152333 TWOAT TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 800 PM EDT TUE SEP 15 2015 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: A low pressure system located about midway between the Cape Verde Islands and the Lesser Antilles is producing a little more shower activity than it was yesterday. Some development of this low is possible during the next day or so before upper-level winds become unfavorable. This low is expected to move generally northwestward at about 10 mph during the next several days. * Formation chance through 48 hours...medium...60 percent * Formation chance through 5 days...medium...60 percent Showers and thunderstorms have changed little in association with a broad area of low pressure located about 300 miles south-southwest of the southernmost Cape Verde Islands. Environmental conditions are expected to be conducive for the formation of a tropical depression over the next few days while the system moves west-northwestward at 10 to 15 mph. * Formation chance through 48 hours...medium...60 percent * Formation chance through 5 days...high...80 percent $$ Forecaster Cangialosi