ZCZC MIATCPAT3 ALL TTAA00 KNHC DDHHMM BULLETIN HURRICANE HELENE ADVISORY NUMBER 48 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL082006 1100 PM AST SAT SEP 23 2006 ...HELENE STUBBORNLY HOLDS ON TO TROPICAL CHARACTERISTICS... AT 1100 PM AST...0300Z...THE CENTER OF HURRICANE HELENE WAS LOCATED NEAR LATITUDE 39.1 NORTH...LONGITUDE 41.7 WEST OR ABOUT 795 MILES... 1285 KM...WEST OF THE AZORES. HELENE IS MOVING TOWARD THE EAST-NORTHEAST NEAR 23 MPH...37 KM/HR... AND THIS MOTION IS EXPECTED TO CONTINUE DURING THE NEXT 24 HOURS. EVEN THOUGH THE CENTER OF HELENE...AS A NON-TROPICAL SYSTEM...IS FORECAST TO PASS NORTH OF THE AZORES...GALE FORCE WINDS COULD IMPACT PORTIONS OF THE AZORES BEGINNING TOMORROW. MAXIMUM SUSTAINED WINDS ARE NEAR 85 MPH...140 KM/HR...WITH HIGHER GUSTS. LITTLE CHANGE IN STRENGTH IS FORECAST DURING THE NEXT 24 HOURS AS HELENE LOSES TROPICAL CHARACTERISTICS. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 90 MILES...150 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 375 MILES...600 KM. ESTIMATED MINIMUM CENTRAL PRESSURE IS 973 MB...28.73 INCHES. REPEATING THE 1100 PM AST POSITION...39.1 N...41.7 W. MOVEMENT TOWARD...EAST-NORTHEAST NEAR 23 MPH. MAXIMUM SUSTAINED WINDS...85 MPH. MINIMUM CENTRAL PRESSURE...973 MB. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 500 AM AST. $$ FORECASTER MAINELLI/BEVEN NNNN
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