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#110970 (Received by flhurricane at: 10:37 AM 15.Sep.2006) TCPAT3 BULLETIN TROPICAL STORM HELENE ADVISORY NUMBER 13 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL082006 1100 AM AST FRI SEP 15 2006 ...HELENE A LITTLE STRONGER...FORECAST TO REMAIN OUT TO SEA... AT 1100 AM AST...1500Z...THE CENTER OF TROPICAL STORM HELENE WAS LOCATED NEAR LATITUDE 15.8 NORTH...LONGITUDE 41.4 WEST OR ABOUT 1355 MILES...2180 KM...EAST OF THE LEEWARD ISLANDS. HELENE IS MOVING TOWARD THE WEST-NORTHWEST NEAR 13 MPH...20 KM/HR... AND THIS MOTION IS EXPECTED TO MAXIMUM SUSTAINED WINDS ARE NEAR 60 MPH...95 KM/HR...WITH HIGHER GUSTS. SOME STRENGTHENING IS FORECAST DURING THE NEXT 24 HOURS AND HELENE COULD BECOME A HURRICANE ON SATURDAY. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 105 MILES...165 KM FROM THE CENTER. ESTIMATED MINIMUM CENTRAL PRESSURE IS 1000 MB...29.53 INCHES. REPEATING THE 1100 AM AST POSITION...15.8 N...41.4 W. MOVEMENT TOWARD...WEST-NORTHWEST NEAR 13 MPH. MAXIMUM SUSTAINED WINDS...60 MPH. MINIMUM CENTRAL PRESSURE...1000 MB. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 500 PM AST. $$ FORECASTER AVILA |