Hurricane ISABEL
ZCZC MIATCPAT3 ALL TTAA00 KNHC DDHHMM BULLETIN HURRICANE ISABEL ADVISORY NUMBER 28 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 11 PM AST FRI SEP 12 2003 ...ISABEL CONTINUES WESTWARD... AT 11 PM AST...0300Z...THE CENTER OF HURRICANE ISABEL WAS LOCATED NEAR LATITUDE 21.8 NORTH... LONGITUDE 59.5 WEST OR ABOUT 320 MILES...515 KM...NORTH-NORTHEAST OF THE NORTHERN LEEWARD ISLANDS. ISABEL IS MOVING TOWARD THE WEST NEAR 9 MPH ...15 KM/HR. A WEST TO WEST-NORTHWESTWARD MOTION IS EXPECTED OVER THE NEXT 24 HOURS. MAXIMUM SUSTAINED WINDS ARE NEAR 160 MPH...260 KM/HR...WITH HIGHER GUSTS. SATELLITE IMAGES INDICATE THAT ISABEL MAY BE WEAKENING A LITTLE...AND ANOTHER RECONNAISSANCE AIRCRAFT WILL BE IN THE HURRICANE IN A FEW HOURS. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 85 MILES...140 KM... FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 160 MILES...260 KM. ESTIMATED MINIMUM CENTRAL PRESSURE IS 923 MB...27.26 INCHES. LARGE OCEAN SWELLS AND DANGEROUS SURF CONDITIONS ARE LIKELY OVER PORTIONS OF THE LEEWARD ISLANDS...THE VIRGIN ISLANDS...AND PUERTO RICO OVER THE NEXT SEVERAL DAYS. REPEATING THE 11 PM AST POSITION...21.8 N... 59.5 W. MOVEMENT TOWARD...WEST NEAR 9 MPH. MAXIMUM SUSTAINED WINDS...160 MPH. MINIMUM CENTRAL PRESSURE... 923 MB. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 5 AM AST. FORECASTER FRANKLIN NNNN