Hurricane Bill

Forecast Advisory 31

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528
WTNT23 KNHC 230239
TCMAT3
HURRICANE BILL FORECAST/ADVISORY NUMBER 31
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL032009
0300 UTC SUN AUG 23 2009

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. A TROPICAL STORM WARNING MAY BE ISSUED ON SUNDAY
MORNING FOR PORTIONS OF SOUTHEASTERN NEWFOUNDLAND.

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

HURRICANE CENTER LOCATED NEAR 39.1N 67.8W AT 23/0300Z
POSITION ACCURATE WITHIN 30 NM

PRESENT MOVEMENT TOWARD THE NORTH-NORTHEAST OR 15 DEGREES AT 22 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 961 MB
MAX SUSTAINED WINDS 75 KT WITH GUSTS TO 90 KT.
64 KT....... 75NE 30SE 30SW 30NW.
50 KT.......100NE 75SE 60SW 50NW.
34 KT.......240NE 150SE 130SW 165NW.
12 FT SEAS..300NE 480SE 360SW 300NW.
WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL
MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT.

REPEAT...CENTER LOCATED NEAR 39.1N 67.8W AT 23/0300Z
AT 23/0000Z CENTER WAS LOCATED NEAR 38.1N 68.4W

FORECAST VALID 23/1200Z 42.3N 65.7W
MAX WIND 70 KT...GUSTS 85 KT.
64 KT... 70NE 40SE 30SW 20NW.
50 KT...100NE 75SE 50SW 50NW.
34 KT...230NE 150SE 120SW 150NW.

FORECAST VALID 24/0000Z 46.3N 59.2W
MAX WIND 60 KT...GUSTS 75 KT.
50 KT... 75NE 60SE 50SW 40NW.
34 KT...220NE 200SE 180SW 160NW.

FORECAST VALID 24/1200Z 49.3N 49.0W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT...190NE 250SE 240SW 240NW.

FORECAST VALID 25/0000Z 51.0N 37.0W...EXTRATROPICAL
MAX WIND 40 KT...GUSTS 50 KT.
34 KT...150NE 300SE 360SW 300NW.

FORECAST VALID 26/0000Z 53.0N 16.5W...EXTRATROPICAL
MAX WIND 30 KT...GUSTS 40 KT.

EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 225 NM
ON DAY 4 AND 300 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY

OUTLOOK VALID 27/0000Z 60.0N 6.0W...EXTRATROPICAL
MAX WIND 30 KT...GUSTS 40 KT.

OUTLOOK VALID 28/0000Z 64.0N 4.0W...EXTRATROPICAL
MAX WIND 25 KT...GUSTS 35 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 39.1N 67.8W

NEXT ADVISORY AT 23/0900Z

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FORECASTER BRENNAN