000 ABNT20 KNHC 180543 TWOAT TROPICAL WEATHER OUTLOOK NWS NATIONAL HURRICANE CENTER MIAMI FL 100 AM EST FRI NOV 18 2011 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... AN AREA OF DISORGANIZED CLOUDINESS AND SHOWERS CONTINUES OVER THE ATLANTIC OCEAN ABOUT 900 MILES EAST-NORTHEAST OF THE LEEWARD ISLANDS IN ASSOCIATION WITH A SURFACE TROUGH AND AN UPPER-LEVEL LOW. SOME SLOW DEVELOPMENT OF THIS SYSTEM IS POSSIBLE DURING THE NEXT COUPLE OF DAYS AS IT MOVES SLOWLY WESTWARD. THIS SYSTEM HAS A LOW CHANCE...10 PERCENT...OF BECOMING A SUBTROPICAL OR TROPICAL CYCLONE DURING THE NEXT 48 HOURS. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER BLAKE