000 ABNT20 KNHC 131738 TWOAT TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 200 PM EDT SUN SEP 13 2015 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: An area of disturbed weather associated with a broad low pressure system located several hundred miles southwest of the Cape Verde Islands is showing signs of organization. Environmental conditions are conducive for development, and a tropical depression could form during the next day or two while the system moves west-northwestward to northwestward across the central tropical Atlantic. * Formation chance through 48 hours...high...70 percent * Formation chance through 5 days...high...90 percent An area of disturbed weather has developed in association with a weak low pressure system located over the southwestern Gulf of Mexico. Upper-level winds are expected to be only marginally conducive for development over the next few days before becoming unfavorable by late Wednesday. Little movement is expected during the next couple of days, followed by a slow motion toward the west or west-northwest on Wednesday. An Air Force Reserve reconnaissance aircraft is scheduled to investigate the system Monday afternoon, if necessary. * Formation chance through 48 hours...low...10 percent * Formation chance through 5 days...low...20 percent A tropical wave has emerged off the west coast of Africa several hundred miles southeast of the Cape Verde Islands. Environmental conditions are expected to be conducive for gradual development of this disturbance over the next several days while it moves westward at 10 to 15 mph. * Formation chance through 48 hours...low...near 0 percent * Formation chance through 5 days...low...20 percent A small low pressure system located about 975 miles southwest of the Azores is producing minimal shower activity. Environmental conditions are becoming unfavorable for development, and tropical cyclone formation is not expected while the system moves northwestward at 10 to 15 mph over the next couple of days. * Formation chance through 48 hours...low...near 0 percent * Formation chance through 5 days...low...near 0 percent $$ Forecaster Stewart