000 ABNT20 KNHC 301738 TWOAT TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 200 PM EDT THU SEP 30 2010 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... A LARGE AREA OF DISTURBED WEATHER...ASSOCIATED WITH TWO TROPICAL WAVES...IS CENTERED ABOUT 600 MILES EAST OF THE WINDWARD ISLANDS. SHOWERS AND THUNDERSTORMS IN THIS AREA ARE HAVE BECOME SLIGHTLY BETTER ORGANIZED...AND UPPER-LEVEL WINDS ARE FORECAST TO BE MARGINALLY FAVORABLE FOR DEVELOPMENT AS THE SYSTEM MOVES WEST- NORTHWESTWARD AT 15 TO 20 MPH. THERE IS A MEDIUM CHANCE...30 PERCENT...OF THIS SYSTEM BECOMING A TROPICAL CYCLONE DURING THE NEXT 48 HOURS. ELSEWHERE...TROPICAL CYCLONE FORMATION IS NOT EXPECTED DURING THE NEXT 48 HOURS. $$ FORECASTER PASCH