000 ABNT20 KNHC 301737 TWOAT TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 200 PM EDT MON SEP 30 2013 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON RECENTLY UPGRADED TROPICAL STORM JERRY...LOCATED OVER THE CENTRAL ATLANTIC. A BROAD AREA OF LOW PRESSURE LOCATED A COUPLE OF HUNDRED MILES SOUTH-SOUTHWEST OF JAMAICA CONTINUES TO GENERATE SHOWERS AND THUNDERSTORMS. THIS DISTURBANCE REMAINS DISORGANIZED...AND DEVELOPMENT...IF ANY...IS LIKELY TO BE SLOW TO OCCUR OVER THE NEXT COUPLE OF DAYS WHILE IT MOVES SLOWLY NORTHWESTWARD. THIS SYSTEM HAS A LOW CHANCE...10 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. UPPER-LEVEL WINDS ARE EXPECTED TO BE MARGINALLY CONDUCIVE FOR SOME DEVELOPMENT WHEN THE SYSTEM MOVES OVER THE NORTHWESTERN CARIBBEAN SEA AND THE SOUTHERN GULF OF MEXICO LATER THIS WEEK. THIS SYSTEM HAS A MEDIUM CHANCE...30 PERCENT...OF BECOMING A TROPICAL CYCLONE DURING THE NEXT 5 DAYS. LOCALLY HEAVY RAINFALL IS POSSIBLE OVER PORTIONS OF HAITI AND JAMAICA TODAY...AND WILL LIKELY SPREAD ACROSS PORTIONS OF EASTERN CUBA AND THE CAYMAN ISLANDS LATER TODAY AND TUESDAY. && FIVE-DAY FORMATION PROBABILITIES ARE EXPERIMENTAL IN 2013. COMMENTS ON THE EXPERIMENTAL FORECASTS CAN BE PROVIDED AT... HTTP://WWW.NWS.NOAA.GOV/SURVEY/NWS-SURVEY.PHP?CODE=ETWO $$ FORECASTER PASCH