000 ABNT20 KNHC 231746 TWOAT TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 100 PM EST SUN NOV 23 2008 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... A TROUGH OF LOW PRESSURE IS PRODUCING A LARGE AREA OF SHOWERS AND THUNDERSTORMS OVER THE SOUTHWESTERN CARIBBEAN SEA AND ADJACENT LAND AREAS. DEVELOPMENT OF THIS SYSTEM...IF ANY...SHOULD BE SLOW TO OCCUR DUE TO CLOSE PROXIMITY TO LAND. HOWEVER...HEAVY RAINFALL AND LOCALIZED FLOODING IS POSSIBLE OVER PORTIONS OF PANAMA...COSTA RICA...AND NICARAGUA DURING THE NEXT COUPLE OF DAYS. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER BROWN