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Hurricane BILL


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BULLETIN
HURRICANE BILL ADVISORY NUMBER  28
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL032009
500 AM AST SAT AUG 22 2009

...BILL MOVING QUICKLY NORTH-NORTHWESTWARD...TROPICAL STORM WARNING
FOR THE MASSACHUSETTS COAST...
 
AT 5 AM AST...0900 UTC...THE GOVERNMENT OF BERMUDA HAS
DISCONTINUED THE HURRICANE WATCH FOR BERMUDA.  A TROPICAL STORM
WARNING REMAINS IN EFFECT FOR THE ISLAND.
 
AT 5 AM EDT...0900 UTC...A TROPICAL STORM WARNING IS IN EFFECT FOR
THE COAST OF MASSACHUSETTS FROM WOODS HOLE TO SAGAMORE BEACH...
INCLUDING THE ISLANDS OF MARTHA'S VINEYARD AND NANTUCKET.  A
TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 24 HOURS.
 
INTERESTS ELSEWHERE ALONG THE COAST OF NEW ENGLAND AND IN THE
CANADIAN MARITIMES SHOULD MONITOR THE PROGRESS OF BILL.  ADDITIONAL
WATCHES OR WARNINGS MAY BE ISSUED ON SATURDAY FOR OTHER PORTIONS OF
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 500 AM AST...0900 UTC...THE CENTER OF HURRICANE BILL WAS LOCATED
NEAR LATITUDE 33.0 NORTH...LONGITUDE 68.5 WEST OR ABOUT 220 MILES...
355 KM...WEST-NORTHWEST OF BERMUDA AND ABOUT 430 MILES...690 KM...
EAST-SOUTHEAST OF CAPE HATTERAS NORTH CAROLINA.  THIS POSITION IS
ALSO ABOUT 575 MILES...925 KM...SOUTH OF NANTUCKET MASSACHUSETTS.
 
BILL IS MOVING TOWARD THE NORTH-NORTHWEST NEAR 22 MPH...35 KM/HR.  A
TURN TOWARD THE NORTH IS EXPECTED LATER TODAY...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 THIS MORNING. BILL IS EXPECTED TO PASS OFFSHORE OF THE
COAST OF NEW ENGLAND LATE TODAY OR TONIGHT 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 TODAY...FOLLOWED BY WEAKENING
TONIGHT AND SUNDAY AS THE CENTER OF BILL MOVES NORTH OF THE GULF
STREAM.
 
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.  NOAA BUOY 41048 JUST REPORTED 1-MINUTE MEAN WINDS
OF 58 MPH...93 KM/HR...AND A WIND GUST OF 69 MPH...112 KM/HR. 
BERMUDA HAS BEEN REPORTING SUSTAINED WINDS OF AROUND 40 MPH...
64 KM/HR...FOR THE PAST SEVERAL HOURS.
 
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 960 MB...28.35 INCHES.
 
BILL IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 1 TO
2 INCHES OVER BERMUDA.
 
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 LATER TODAY AND SUNDAY. THESE SWELLS WILL LIKELY CAUSE
EXTREMELY DANGEROUS SURF AND LIFE-THREATENING RIP CURRENTS.
 
...SUMMARY OF 500 AM AST INFORMATION...
LOCATION...33.0N 68.5W
MAXIMUM SUSTAINED WINDS...105 MPH
PRESENT MOVEMENT...NORTH-NORTHWEST OR 345 DEGREES AT 22 MPH
MINIMUM CENTRAL PRESSURE...960 MB
 
AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE
CENTER AT 800 AM AST FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 1100
AM AST.
 
$$
FORECASTER BEVEN
 
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