000 ABNT20 KNHC 201740 TWOAT TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 200 PM EDT TUE OCT 20 2009 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... A BROAD AREA OF LOW PRESSURE OVER THE SOUTHWESTERN CARIBBEAN SEA IS PRODUCING A LARGE AREA OF CLOUDINESS AND THUNDERSTORMS. THIS SYSTEM HAS THE POTENTIAL FOR SLOW DEVELOPMENT AS IT DRIFTS NORTHWARD DURING THE NEXT FEW DAYS. REGARDLESS OF DEVELOPMENT...HEAVY RAINS ARE POSSIBLE OVER PORTIONS OF CENTRAL AMERICA. THERE IS A LOW CHANCE...LESS THAN 30 PERCENT...OF THIS SYSTEM BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. A TROPICAL WAVE LOCATED ABOUT 850 MILES WEST OF THE SOUTHERN CAPE VERDE ISLANDS IS PRODUCING DISORGANIZED SHOWERS AND THUNDERSTORMS. UPPER-LEVEL WINDS ARE NOT FAVORABLE FOR DEVELOPMENT. THERE IS A LOW CHANCE...LESS THAN 30 PERCENT...OF THIS SYSTEM BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER CANGIALOSI/AVILA