000 ABNT20 KNHC 070538 TWOAT TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 200 AM EDT SUN NOV 7 2010 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON HURRICANE TOMAS...LOCATED ABOUT 570 MILES SOUTH-SOUTHWEST OF BERMUDA. A LARGE AREA OF CLOUDINESS AND THUNDERSTORMS LOCATED ABOUT 900 MILES EAST-SOUTHEAST OF BERMUDA IS ASSOCIATED WITH A SURFACE TROUGH AND AN UPPER-LEVEL LOW. ALTHOUGH THIS SYSTEM HAS CHANGED LITTLE DURING THE PAST SEVERAL HOURS...SOME SLOW DEVELOPMENT IS POSSIBLE DURING THE NEXT DAY OR SO BEFORE THE DISTURBANCE MOVES OVER COOLER WATERS AND INTERACTS WITH A FRONTAL BOUNDARY. 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 STEWART