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| #290227 (Received by flhurricane at: 10:40 PM 21.Aug.2009) TCPAT3 BULLETIN HURRICANE BILL ADVISORY NUMBER 27 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL032009 1100 PM AST FRI AUG 21 2009 ...BILL MOVING NORTH-NORTHWESTWARD...BRINGING RAIN AND GUSTY WINDS TO BERMUDA... A TROPICAL STORM WARNING AND A HURRICANE WATCH ARE IN EFFECT FOR BERMUDA. INTERESTS ALONG THE COAST OF NEW ENGLAND AND IN THE CANADIAN MARITIMES SHOULD MONITOR THE PROGRESS OF BILL. TROPICAL STORM WATCHES OR WARNINGS MAY BE ISSUED ON SATURDAY FOR NOVA SCOTIA AND NEWFOUNDLAND. FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITED STATES...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE FORECAST OFFICE. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE OF THE UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. AT 1100 PM AST...0300 UTC...THE CENTER OF HURRICANE BILL WAS LOCATED NEAR LATITUDE 31.0 NORTH...LONGITUDE 67.5 WEST OR ABOUT 180 MILES... 295 KM...WEST-SOUTHWEST OF BERMUDA AND ABOUT 545 MILES...880 KM... EAST-SOUTHEAST OF CAPE HATTERAS NORTH CAROLINA. BILL IS MOVING TOWARD THE NORTH-NORTHWEST NEAR 20 MPH...32 KM/HR. A TURN TOWARD THE NORTH IS EXPECTED ON SATURDAY...WITH A TURN TOWARD THE NORTH-NORTHEAST AND AN INCREASE IN FORWARD SPEED ON SUNDAY. ON THE FORECAST TRACK...THE CORE OF HURRICANE BILL IS EXPECTED TO PASS OVER THE OPEN WATERS BETWEEN BERMUDA AND THE EAST COAST OF THE UNITED STATES ON SATURDAY. BILL IS EXPECTED TO PASS OFFSHORE OF THE COAST OF NEW ENGLAND LATE SATURDAY AND APPROACH NOVA SCOTIA ON SUNDAY. MAXIMUM SUSTAINED WINDS ARE NEAR 105 MPH...165 KM/HR...WITH HIGHER GUSTS. BILL IS A CATEGORY TWO HURRICANE ON THE SAFFIR-SIMPSON SCALE. SOME STRENGTHENING IS POSSIBLE LATER TONIGHT OR SATURDAY. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 85 MILES...140 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 275 MILES...445 KM. A WEATHER STATION AT COMMISSIONERS POINT ON BERMUDA...AT AN ELEVATION OF 250 FEET...RECENTLY REPORTED A 10-MINUTE SUSTAINED WIND OF 61 MPH...98 KM/HR...WITH A GUST OF 97 MPH...156 KM/HR. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 957 MB...28.26 INCHES. BILL IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 1 TO 3 INCHES OVER BERMUDA...WITH MAXIMUM AMOUNTS OF 5 INCHES. THE BERMUDA WEATHER SERVICE HAS INDICATED THAT THE STORM TIDE WILL RAISE WATER LEVELS BY AS MUCH AS 3 FEET ABOVE GROUND LEVEL ALONG THE COAST...ALONG WITH LARGE AND DANGEROUS BATTERING WAVES. LARGE SWELLS GENERATED BY HURRICANE BILL ARE AFFECTING THE BAHAMAS AND BERMUDA...AND BEGINNING TO AFFECT THE SOUTHEAST COAST OF THE UNITED STATES. LARGE SWELLS WILL BEGIN TO AFFECT MUCH OF THE REMAINDER OF THE U.S. EAST COAST AND THE ATLANTIC MARITIMES OF CANADA ON SATURDAY AND SUNDAY. THESE SWELLS WILL LIKELY CAUSE EXTREMELY DANGEROUS SURF AND LIFE-THREATENING RIP CURRENTS. ...SUMMARY OF 1100 PM AST INFORMATION... LOCATION...31.0N 67.5W MAXIMUM SUSTAINED WINDS...105 MPH PRESENT MOVEMENT...NORTH-NORTHWEST OR 345 DEGREES AT 20 MPH MINIMUM CENTRAL PRESSURE...957 MB AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 200 AM AST FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 500 AM AST. $$ FORECASTER BRENNAN |
