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#471640 (Received by flhurricane at: 3:41 AM 10.Nov.2011) TCPAT4 BULLETIN TROPICAL STORM SEAN ADVISORY NUMBER 9 NWS NATIONAL HURRICANE CENTER MIAMI FL AL192011 400 AM EST THU NOV 10 2011 ...SEAN MOVING NORTHWARD...EXPECTED TO TURN NORTHEASTWARD LATER TODAY... SUMMARY OF 400 AM EST...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...30.2N 70.9W ABOUT 390 MI...625 KM WSW OF BERMUDA MAXIMUM SUSTAINED WINDS...65 MPH...100 KM/H PRESENT MOVEMENT...N OR 355 DEGREES AT 8 MPH...13 KM/H MINIMUM CENTRAL PRESSURE...991 MB...29.26 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 A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN 24 TO 36 HOURS. INTERESTS IN BERMUDA SHOULD MONITOR PRODUCTS ISSUED BY THE BERMUDA WEATHER SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 400 AM EST...0900 UTC...THE CENTER OF TROPICAL STORM SEAN WAS LOCATED NEAR LATITUDE 30.2 NORTH...LONGITUDE 70.9 WEST. SEAN IS MOVING TOWARD THE NORTH NEAR 8 MPH...13 KM/H. A TURN TOWARD THE NORTHEAST IS EXPECTED LATER TODAY...AND A NORTHEASTWARD MOTION AT AN INCREASED FORWARD SPEED IS EXPECTED TONIGHT AND FRIDAY. ON THE FORECAST TRACK...THE CENTER OF SEAN WILL PASS NORTHWEST OF BERMUDA FRIDAY MORNING. MAXIMUM SUSTAINED WINDS ARE NEAR 65 MPH...100 KM/H...WITH HIGHER GUSTS. SOME STRENGTHENING IS POSSIBLE DURING THE NEXT 24 HOURS... AND SEAN COULD BECOME A HURRICANE LATER TODAY OR TONIGHT. WEAKENING IS EXPECTED FRIDAY AND FRIDAY NIGHT. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 255 MILES...410 KM FROM THE CENTER. ESTIMATED MINIMUM CENTRAL PRESSURE IS 991 MB...29.26 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM CONDITIONS ARE EXPECTED ON BERMUDA BY THIS EVENING. 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...700 AM EST. NEXT COMPLETE ADVISORY...1000 AM EST. $$ FORECASTER BEVEN |