000 ABNT20 KNHC 182120 TWOAT TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 530 PM EDT MON SEP 18 2006 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON HURRICANE GORDON...LOCATED ABOUT 960 MILES WEST OF TERCEIRA IN THE AZORES... AND ON HURRICANE HELENE...LOCATED ABOUT 1015 MILES EAST-SOUTHEAST OF BERMUDA. A NON-TROPICAL LOW PRESSURE SYSTEM LOCATED SEVERAL HUNDRED MILES EAST OF CAPE HATTERAS NORTH CAROLINA IS DRIFTING EAST-NORTHEASTWARD. SIGNIFICANT DEVELOPMENT OF THIS SYSTEM IS NOT LIKELY. ELSEWHERE...TROPICAL STORM FORMATION IS NOT EXPECTED THROUGH TUESDAY. $$ FORECASTER PASCH