000 WTNT32 KNHC 290845 TCPAT2 BULLETIN TROPICAL STORM KAREN ADVISORY NUMBER 18 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL122007 500 AM AST SAT SEP 29 2007 ...KAREN HANGING ON TO TROPICAL STORM STRENGTH... AT 500 AM AST...0900Z...THE CENTER OF TROPICAL STORM KAREN WAS LOCATED NEAR LATITUDE 16.6 NORTH...LONGITUDE 52.9 WEST OR ABOUT 590 MILES...950 KM...EAST OF THE LEEWARD ISLANDS. KAREN IS MOVING TOWARD THE WEST-NORTHWEST NEAR 12 MPH...19 KM/HR... AND A MOTION BETWEEN WEST-NORTHWEST AND NORTHWEST IS EXPECTED FOR THE NEXT DAY OR SO. MAXIMUM SUSTAINED WINDS ARE NEAR 40 MPH...65 KM/HR...WITH HIGHER GUSTS. KAREN COULD WEAKEN TO A TROPICAL DEPRESSION IN THE NEXT 24 HOURS DUE TO STRONG UPPER-LEVEL WINDS. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 175 MILES...280 KM FROM THE CENTER. ESTIMATED MINIMUM CENTRAL PRESSURE IS 1008 MB...29.77 INCHES. REPEATING THE 500 AM AST POSITION...16.6 N...52.9 W. MOVEMENT TOWARD...WEST-NORTHWEST NEAR 12 MPH. MAXIMUM SUSTAINED WINDS...40 MPH. MINIMUM CENTRAL PRESSURE...1008 MB. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 1100 AM AST. $$ FORECASTER MAINELLI