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#471824 (Received by flhurricane at: 9:35 PM 10.Nov.2011) TCPAT4 BULLETIN TROPICAL STORM SEAN ADVISORY NUMBER 12 NWS NATIONAL HURRICANE CENTER MIAMI FL AL192011 1100 PM AST THU NOV 10 2011 ...SEAN EXPECTED TO ACCELERATE NORTHEASTWARD AND PASS NORTHWEST OF BERMUDA EARLY FRIDAY... SUMMARY OF 1100 PM AST...0300 UTC...INFORMATION ----------------------------------------------- LOCATION...31.5N 68.2W ABOUT 205 MI...335 KM WSW OF BERMUDA MAXIMUM SUSTAINED WINDS...65 MPH...100 KM/H PRESENT MOVEMENT...ENE OR 60 DEGREES AT 13 MPH...20 KM/H MINIMUM CENTRAL PRESSURE...983 MB...29.03 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... NONE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WARNING IS IN EFFECT FOR... * BERMUDA INTERESTS IN BERMUDA SHOULD MONITOR PRODUCTS ISSUED BY THE BERMUDA WEATHER SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 1100 PM AST...0300 UTC...THE CENTER OF TROPICAL STORM SEAN WAS LOCATED NEAR LATITUDE 31.5 NORTH...LONGITUDE 68.2 WEST. SEAN IS MOVING TOWARD THE EAST-NORTHEAST NEAR 13 MPH...20 KM/H. A TURN TOWARD THE NORTHEAST AND AN INCREASE IN FORWARD SPEED ARE EXPECTED OVERNIGHT AND FRIDAY. ON THE FORECAST TRACK...THE CENTER OF SEAN IS EXPECTED TO PASS NORTHWEST OF BERMUDA FRIDAY MORNING. MAXIMUM SUSTAINED WINDS ARE NEAR 65 MPH...100 KM/H...WITH HIGHER GUSTS. LITTLE CHANGE IN STRENGTH IS EXPECTED BEFORE SEAN IS ABSORBED BY A FRONTAL BOUNDARY LATE FRIDAY. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 255 MILES...410 KM FROM THE CENTER. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 983 MB...29.03 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM CONDITIONS ARE EXPECTED TO BEGIN ON BERMUDA OVERNIGHT. RAINFALL...SEAN IS EXPECTED TO PRODUCE 1 TO 3 INCHES OF RAIN ON BERMUDA. SURF...SWELLS GENERATED BY SEAN ARE AFFECTING PORTIONS OF THE SOUTHEASTERN COAST OF THE UNITED STATES AND BERMUDA...CAUSING LIFE-THREATENING SURF AND RIP CURRENTS. PLEASE SEE STATEMENTS FROM YOUR LOCAL NATIONAL WEATHER SERVICE OFFICE FOR MORE DETAILS. NEXT ADVISORY ------------- NEXT INTERMEDIATE ADVISORY...200 AM AST. NEXT COMPLETE ADVISORY...500 AM AST. $$ FORECASTER BRENNAN |