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| #288657 (Received by flhurricane at: 4:58 AM 16.Aug.2009) TCPAT3 BULLETIN TROPICAL STORM BILL ADVISORY NUMBER 4 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL032009 500 AM AST SUN AUG 16 2009 ...BILL STRENGTHENS A LITTLE... AT 500 AM AST...0900 UTC...THE CENTER OF TROPICAL STORM BILL WAS LOCATED NEAR LATITUDE 11.4 NORTH...LONGITUDE 37.2 WEST OR ABOUT 1640 MILES...2645 KM...EAST OF THE LESSER ANTILLES. BILL IS MOVING TOWARD THE WEST NEAR 13 MPH...20 KM/HR. A GRADUAL TURN TOWARD THE WEST-NORTHWEST WITH AN INCREASE IN FORWARD SPEED IS EXPECTED DURING THE NEXT 24 TO 48 HOURS. MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 45 MPH...75 KM/HR...WITH HIGHER GUSTS. SOME STRENGTHENING IS FORECAST...AND BILL IS EXPECTED TO BECOME A HURRICANE DURING THE NEXT FEW DAYS. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 70 MILES...110 KM FROM THE CENTER. ESTIMATED MINIMUM CENTRAL PRESSURE IS 1002 MB...29.59 INCHES. ...SUMMARY OF 500 AM AST INFORMATION... LOCATION...11.4N 37.2W MAXIMUM SUSTAINED WINDS...45 MPH PRESENT MOVEMENT...WEST OR 270 DEGREES AT 13 MPH MINIMUM CENTRAL PRESSURE...1002 MB THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 1100 AM AST. $$ FORECASTER BERG |
