000 ABNT20 KNHC 312338 TWOAT TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 800 PM EDT SUN JUL 31 2016 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: Showers and thunderstorms associated with a strong and fast-moving tropical wave over the east-central Caribbean Sea continue to show signs of organization, but there is still no evidence of a closed surface circulation. This system has the potential to become a tropical cyclone when the wave reaches the western Caribbean Sea in a couple of days. The disturbance is expected to cause locally heavy rains and gusty winds over portions of the Leeward Islands, the Virgin Islands, Puerto Rico tonight. These conditions are also spreading across Hispaniola, and should reach Jamaica and Cuba by late Monday as the wave moves westward near 25 mph over the central Caribbean Sea. Interests in these areas and elsewhere in the western Caribbean Sea should continue to monitor the progress of this system. For additional information on this system, see High Seas Forecasts issued by the National Weather Service. * Formation chance through 48 hours...medium...50 percent * Formation chance through 5 days...high...70 percent && High Seas Forecasts issued by the National Weather Service can be found under AWIPS header NFDHSFAT1, WMO header FZNT01 KWBC, and on the Web at http://www.opc.ncep.noaa.gov/shtml/NFDHSFAT1.shtml. $$ Forecaster Pasch