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#112544 (Received by flhurricane at: 10:46 AM 23.Sep.2006) TCPAT3 BULLETIN HURRICANE HELENE ADVISORY NUMBER 46 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL082006 1100 AM AST SAT SEP 23 2006 ...HELENE MAINTAINING HURRICANE STRENGTH OVER THE NORTH ATLANTIC... AT 1100 AM AST...1500Z...THE CENTER OF HURRICANE HELENE WAS LOCATED NEAR LATITUDE 37.7 NORTH...LONGITUDE 46.4 WEST OR ABOUT 1055 MILES ...1700 KM...WEST OF THE AZORES. HELENE IS MOVING TOWARD THE EAST-NORTHEAST NEAR 22 MPH...35 KM/HR... AND THIS MOTION IS EXPECTED TO CONTINUE DURING THE NEXT 24 HOURS. MAXIMUM SUSTAINED WINDS ARE NEAR 90 MPH...150 KM/HR...WITH HIGHER GUSTS. SLOW WEAKENING IS FORECAST DURING THE NEXT 24 HOURS AS HELENE GRADUALLY LOSES TROPICAL CHARACTERISTICS. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 130 MILES...215 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 345 MILES...555 KM. ESTIMATED MINIMUM CENTRAL PRESSURE IS 970 MB...28.64 INCHES. REPEATING THE 1100 AM AST POSITION...37.7 N...46.4 W. MOVEMENT TOWARD...EAST-NORTHEAST NEAR 22 MPH. MAXIMUM SUSTAINED WINDS...90 MPH. MINIMUM CENTRAL PRESSURE...970 MB. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 500 PM AST. $$ FORECASTER RHOME/KNABB |