000
WTNT33 KNHC 222331
TCPAT3
BULLETIN
HURRICANE BILL INTERMEDIATE ADVISORY NUMBER  30A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL032009
800 PM AST SAT AUG 22 2009
 
...BILL MOVING NORTHWARD...EXPECTED TO PASS OFFSHORE OF NEW ENGLAND
TONIGHT...
 
A TROPICAL STORM WARNING REMAINS IN EFFECT FOR THE EAST COAST OF
NOVA SCOTIA FROM CHARLESVILLE TO POINT ACONI. A HURRICANE WATCH
REMAINS IN EFFECT FOR THE EAST COAST OF NOVA SCOTIA FROM ECUM SECUM
TO POINT ACONI.

A TROPICAL STORM WARNING REMAINS IN EFFECT FOR THE COAST OF
MASSACHUSETTS FROM WOODS HOLE TO SAGAMORE BEACH...INCLUDING THE
ISLANDS OF MARTHAS VINEYARD AND NANTUCKET.

A TROPICAL STORM WATCH REMAINS IN EFFECT FOR THE NORTHERN COAST OF
NOVA SCOTIA FROM NORTH OF POINT ACONI WESTWARD TO TIDNISH...FOR THE
WESTERN COAST OF NOVA SCOTIA FROM FORT LAWRENCE TO CHARLESVILLE...
AND FOR PRINCE EDWARD ISLAND FROM VICTORIA IN QUEEN COUNTY
NORTHWARD TO LOWER DARNLEY IN PRINCE COUNTY. A TROPICAL STORM WATCH
IS ALSO IN EFFECT FROM PARSONS POND AROUND THE WESTERN...
SOUTHERN...AND EASTERN COASTS OF NEWFOUNDLAND TO HARBOUR DEEP.

INTERESTS ELSEWHERE ALONG THE COAST OF NEW ENGLAND AND IN THE
CANADIAN MARITIMES SHOULD MONITOR THE PROGRESS OF BILL.

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 800 PM AST...0000 UTC...THE CENTER OF HURRICANE BILL WAS LOCATED
NEAR LATITUDE 37.8 NORTH...LONGITUDE 68.3 WEST OR ABOUT 255
MILES...415 KM...SOUTH-SOUTHEAST OF NANTUCKET MASSACHUSETTS AND
ABOUT 550 MILES...880 KM...SOUTH-SOUTHWEST OF HALIFAX NOVA SCOTIA.

BILL IS MOVING TOWARD THE NORTH NEAR 24 MPH...39 KM/HR. THIS MOTION
IS EXPECTED TO CONTINUE TONIGHT WITH A GRADUAL TURN TO THE
NORTH-NORTHEAST ON SUNDAY. ON THE FORECAST TRACK...THE CORE OF
HURRICANE BILL SHOULD PASS OFFSHORE OF THE COAST OF NEW ENGLAND
TONIGHT...MOVE OVER OR NEAR NOVA SCOTIA ON SUNDAY...AND BE NEAR
NEWFOUNDLAND SUNDAY NIGHT.

MAXIMUM SUSTAINED WINDS ARE NEAR 85 MPH...140 KM/HR...WITH HIGHER
GUSTS. BILL IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON
SCALE. WEAKENING IS EXPECTED TO BEGIN ON SUNDAY AS BILL MOVES OVER
COOLER WATERS.

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.

THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 961 MB...28.38 INCHES.

TOTAL RAIN ACCUMULATIONS OF 3 TO 5 INCHES WITH ISOLATED MAXIMUM
AMOUNTS OF 7 INCHES ARE EXPECTED NEAR THE TRACK OF BILL ACROSS NOVA
SCOTIA...PRINCE EDWARD ISLAND AND NEWFOUNDLAND. 1 TO 2 INCHES OF
RAIN ARE EXPECTED OVER NANTUCKET ISLAND...WITH AROUND 1 INCH
EXPECTED OVER OUTER CAPE COD AND MARTHAS VINEYARD.

LARGE SWELLS GENERATED BY HURRICANE BILL WILL CONTINUE TO AFFECT
MUCH OF THE U.S. EAST COAST AND SPREAD INTO THE ATLANTIC MARITIMES
OF CANADA TONIGHT AND SUNDAY. THESE SWELLS WILL LIKELY CAUSE
EXTREMELY DANGEROUS SURF AND LIFE-THREATENING RIP CURRENTS. SWELLS
FROM BILL ARE STILL AFFECTING THE BAHAMAS AND BERMUDA BUT SHOULD
GRADUALLY DIMINISH TONIGHT. 

...SUMMARY OF 800 PM AST INFORMATION...
LOCATION...37.8N 68.3W
MAXIMUM SUSTAINED WINDS...85 MPH
PRESENT MOVEMENT...NORTH OR 360 DEGREES AT 24 MPH
MINIMUM CENTRAL PRESSURE...961 MB
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
1100 PM AST.
 
$$
FORECASTER BRENNAN