000 ABNT20 KNHC 232347 TWOAT TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 700 PM EST SUN NOV 23 2008 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... A BROAD LOW PRESSURE SYSTEM LOCATED JUST NORTH OF PANAMA IS PRODUCING A LARGE AREA OF SHOWERS AND THUNDERSTORMS OVER THE SOUTHWESTERN CARIBBEAN SEA AND ADJACENT LAND AREAS. SHOWER AND THUNDERSTORM ACTIVITY HAS INCREASED AND BECOME BETTER ORGANIZED TODAY...AND SOME ADDITIONAL DEVELOPMENT OF THIS SYSTEM IS POSSIBLE OVER THE NEXT COUPLE OF DAYS AS IT DRIFTS SLOWLY WESTWARD. REGARDLESS OF WHETHER OR NOT A TROPICAL CYCLONE FORMS...HEAVY RAINFALL AND LOCALIZED FLOODING WILL BE 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 BRENNAN/STEWART