000 ABNT20 KNHC 281947 TWOAT SPECIAL TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 350 PM EDT SUN JUL 28 2013 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... DATA FROM AN AIR FORCE RECONNAISSANCE MISSION IN THE REMNANTS OF DORIAN...LOCATED A COUPLE HUNDRED MILES NORTH OF THE LEEWARD ISLANDS...INDICATE THAT THE DISTURBANCE DOES NOT HAVE A WELL- DEFINED CENTER OF CIRCULATION AND CONSISTS OF A SHARP SURFACE TROUGH. THE SYSTEM IS PRODUCING WINDS TO GALE FORCE WELL NORTH OF THE LEEWARD ISLANDS...HOWEVER THE ASSOCIATED SHOWER AND THUNDERSTORM ACTIVITY HAS WEAKENED DURING THE PAST FEW HOURS. ENVIRONMENTAL WINDS ARE EXPECTED TO BE ONLY MARGINALLY CONDUCIVE FOR REGENERATION DURING THE NEXT COUPLE OF DAYS. THIS SYSTEM HAS A MEDIUM CHANCE...30 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES WESTWARD TO WEST-NORTHWESTWARD AT AROUND 20 MPH...PASSING NORTH OF THE LEEWARD ISLANDS AND PUERTO RICO THROUGH MONDAY...AND MOVING OVER THE TURKS AND CAICOS ISLANDS AND SOUTHERN BAHAMAS ON TUESDAY. ADDITIONAL INFORMATION ON THIS SYSTEM CAN BE FOUND IN HIGH SEAS FORECASTS ISSUED BY THE NATIONAL WEATHER SERVICE...UNDER AWIPS HEADER NFDHSFAT1 AND WMO HEADER FZNT01 KWBC. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER BERG