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#460911 (Received by flhurricane at: 4:32 PM 21.Sep.2011) TCPAT1 BULLETIN TROPICAL STORM OPHELIA ADVISORY NUMBER 4 NWS NATIONAL HURRICANE CENTER MIAMI FL AL162011 500 PM AST WED SEP 21 2011 ...OPHELIA CHANGES LITTLE IN STRENGTH... SUMMARY OF 500 PM AST...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...13.6N 44.7W ABOUT 1165 MI...1875 KM E OF THE LEEWARD ISLANDS MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/H PRESENT MOVEMENT...W OR 280 DEGREES AT 16 MPH...26 KM/H MINIMUM CENTRAL PRESSURE...1000 MB...29.53 INCHES WATCHES AND WARNINGS -------------------- THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 500 PM AST...2100 UTC...THE CENTER OF TROPICAL STORM OPHELIA WAS LOCATED NEAR LATITUDE 13.6 NORTH...LONGITUDE 44.7 WEST. OPHELIA IS MOVING TOWARD THE WEST NEAR 16 MPH...26 KM/H...AND THIS MOTION IS EXPECTED TO CONTINUE THROUGH TOMORROW WITH A GRADUAL TURN TOWARD THE WEST-NORTHWEST ON FRIDAY. MAXIMUM SUSTAINED WINDS ARE NEAR 60 MPH...95 KM/H...WITH HIGHER GUSTS. LITTLE CHANGE IN STRENGTH IS FORECAST DURING THE NEXT 48 HOURS. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 230 MILES...370 KM FROM THE CENTER. NOAA BUOY 41041...LOCATED TO THE WEST-NORTHWEST OF THE CENTER...RECENTLY REPORTED 1-MINUTE MEAN WINDS OF 38 MPH... 61 KM/H...AND A WIND GUST OF 45 MPH...72 KM/H. ESTIMATED MINIMUM CENTRAL PRESSURE IS 1000 MB...29.53 INCHES. HAZARDS AFFECTING LAND ---------------------- NONE NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...1100 PM AST. $$ FORECASTER PASCH |