000 ABNT20 KNHC 150500 TWOAT TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 200 AM EDT TUE SEP 15 2015 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: A low pressure area located about midway between the Cape Verde Islands and the Lesser Antilles continues to produce a limited amount of shower activity. Some development of this low is still possible during the next couple of days while it moves generally northwestward. After that time, however, upper-level winds are expected to become unfavorable for development. * Formation chance through 48 hours...medium...60 percent * Formation chance through 5 days...medium...60 percent An area of low pressure located over the southwestern Gulf of Mexico just east of Tampico, Mexico, is producing widespread cloudiness and disorganized shower activity. Significant development of this system is unlikely before it moves inland over Mexico later today. Regardless of development, this system could produce locally heavy rain over portions of eastern Mexico during the next couple of days. * Formation chance through 48 hours...low...10 percent * Formation chance through 5 days...low...10 percent A tropical wave accompanied by a broad low pressure system is located about 400 miles south-southeast of the southernmost Cape Verde Islands. Shower and thunderstorm activity continues to show signs of organization, and 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...40 percent * Formation chance through 5 days...high...70 percent $$ Forecaster Cangialosi