000 ABNT20 KNHC 210906 TWOAT TROPICAL WEATHER OUTLOOK NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 530 AM EDT THU SEP 21 2006 FOR THE NORTH ATLANTIC...CARIBBEAN SEA AND THE GULF OF MEXICO... THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON HURRICANE HELENE...LOCATED ABOUT 550 MILES EAST-SOUTHEAST OF BERMUDA. A LARGE TROPICAL WAVE...ACCOMPANIED BY A BROAD AREA OF LOW PRESSURE...IS LOCATED ABOUT 600 HUNDRED MILES WEST-SOUTHWEST OF THE SOUTHERNMOST CAPE VERDE ISLANDS. SOME GRADUAL DEVELOPMENT THE SYSTEM IS POSSIBLE OVER THE NEXT FEW DAYS AS IT MOVES TOWARD THE WEST-NORTHWEST OR NORTHWEST AT AROUND 15 MPH. ELSEWHERE...TROPICAL STORM FORMATION IS NOT EXPECTED THROUGH FRIDAY. $$ FORECASTER STEWART