000 ABNT20 KNHC 180549 TWOAT TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 200 AM EDT TUE AUG 18 2015 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: Showers and thunderstorms associated with an area of low pressure located several hundred miles west-southwest of the Cape Verde Islands have become better organized over the past 24 hours. Environmental conditions appear conducive for additional development, and a tropical depression will likely form within the next day or two while the system moves west-northwestward at 10 to 15 mph. * Formation chance through 48 hours...high...70 percent * Formation chance through 5 days...high...80 percent A non-tropical area of low pressure is likely to form within a couple of hundred miles of Bermuda over the western Atlantic Ocean in a few days. Environmental conditions could support some tropical or subtropical development of the system by the weekend while it moves slowly northward. * Formation chance through 48 hours...low...near 0 percent * Formation chance through 5 days...low...20 percent $$ Forecaster Blake