000 ABNT20 KNHC 062346 TWOAT TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 800 PM EDT SAT NOV 6 2010 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON HURRICANE TOMAS...LOCATED ABOUT 260 MILES NORTH-NORTHEAST OF GRAND TURK ISLAND. A LARGE AREA OF CLOUDINESS AND THUNDERSTORMS CENTERED ABOUT 1000 MILES EAST-SOUTHEAST OF BERMUDA IS ASSOCIATED WITH A SURFACE TROUGH AND AN UPPER-LEVEL LOW. SOME DEVELOPMENT OF THIS SYSTEM IS POSSIBLE BEFORE IT MOVES OVER COOLER SEA SURFACE TEMPERATURES AND INTERACTS WITH A FRONTAL BOUNDARY IN A DAY OR SO. THERE IS A LOW CHANCE...20 PERCENT...OF THIS SYSTEM BECOMING A SUBTROPICAL OR TROPICAL CYCLONE DURING THE NEXT 48 HOURS AS IT MOVES NORTHWESTWARD AT 15 TO 20 MPH. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER BROWN