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#461308 (Received by flhurricane at: 10:56 AM 23.Sep.2011) TCPAT1 BULLETIN TROPICAL STORM OPHELIA ADVISORY NUMBER 11 NWS NATIONAL HURRICANE CENTER MIAMI FL AL162011 1100 AM AST FRI SEP 23 2011 ...OPHELIA CONTINUING TO WEAKEN AS IT MOVES QUICKLY WESTWARD... SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION ----------------------------------------------- LOCATION...14.6N 52.6W ABOUT 635 MI...1020 KM ESE OF THE LEEWARD ISLANDS MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H PRESENT MOVEMENT...W OR 280 DEGREES AT 16 MPH...26 KM/H MINIMUM CENTRAL PRESSURE...1006 MB...29.71 INCHES WATCHES AND WARNINGS -------------------- THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 1100 AM AST...1500 UTC...THE CENTER OF TROPICAL STORM OPHELIA WAS LOCATED NEAR LATITUDE 14.6 NORTH...LONGITUDE 52.6 WEST. OPHELIA IS MOVING TOWARD THE WEST NEAR 16 MPH...26 KM/H. A MOTION BETWEEN WEST AND WEST-NORTHWEST IS EXPECTED TODAY...WITH A TURN TOWARD THE NORTHWEST POSSIBLE ON SATURDAY. MAXIMUM SUSTAINED WINDS ARE NEAR 40 MPH...65 KM/H...WITH HIGHER GUSTS. SOME WEAKENING IS FORECAST DURING THE NEXT 48 HOURS...AND OPHELIA COULD BECOME A TROPICAL DEPRESSION LATER TODAY OR OVER THE WEEKEND. TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 260 MILES... 415 KM...MAINLY NORTH AND EAST OF THE CENTER. REPORTS FROM A NOAA BUOY JUST WEST OF OPHELIA INDICATE THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 1006 MB...29.71 INCHES. HAZARDS AFFECTING LAND ---------------------- NONE NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...500 PM AST. $$ FORECASTER STEWART |