000 ABNT20 KNHC 191755 TWOAT TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 100 PM EST SAT NOV 19 2011 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... CLOUDINESS AND SHOWERS OVER THE CENTRAL ATLANTIC OCEAN EXTENDING APPROXIMATELY 800 TO 900 MILES EAST AND NORTHEAST OF THE LEEWARD ISLANDS ARE PRIMARILY ASSOCIATED WITH A SURFACE TROUGH INTERACTING WITH AN UPPER-LEVEL LOW. THIS SYSTEM REMAINS POORLY ORGANIZED...AND ONLY A SLOW DEVELOPMENT IS ANTICIPATED. THERE IS A LOW CHANCE...20 PERCENT...OF SUBTROPICAL OR TROPICAL CYCLONE FORMATION DURING THE NEXT 48 HOURS. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER AVILA