Hurricane Bill

Forecast Advisory 28



930
WTNT23 KNHC 220837
TCMAT3
HURRICANE BILL FORECAST/ADVISORY NUMBER 28
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL032009
0900 UTC SAT AUG 22 2009

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 ARE LIKELY LATER TODAY FOR PORTIONS OF NOVA
SCOTIA AND NEWFOUNDLAND.

HURRICANE CENTER LOCATED NEAR 33.0N 68.5W AT 22/0900Z
POSITION ACCURATE WITHIN 15 NM

PRESENT MOVEMENT TOWARD THE NORTH-NORTHWEST OR 345 DEGREES AT 19 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 960 MB
EYE DIAMETER 50 NM
MAX SUSTAINED WINDS 90 KT WITH GUSTS TO 110 KT.
64 KT....... 75NE 30SE 30SW 30NW.
50 KT.......100NE 100SE 80SW 75NW.
34 KT.......240NE 200SE 135SW 175NW.
12 FT SEAS..420NE 420SE 500SW 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 33.0N 68.5W AT 22/0900Z
AT 22/0600Z CENTER WAS LOCATED NEAR 32.2N 68.2W

FORECAST VALID 22/1800Z 36.1N 68.7W
MAX WIND 95 KT...GUSTS 115 KT.
64 KT... 75NE 45SE 30SW 45NW.
50 KT...100NE 100SE 80SW 100NW.
34 KT...240NE 200SE 135SW 175NW.

FORECAST VALID 23/0600Z 40.1N 67.2W
MAX WIND 90 KT...GUSTS 110 KT.
64 KT... 75NE 50SE 35SW 50NW.
50 KT...100NE 100SE 75SW 90NW.
34 KT...240NE 215SE 130SW 160NW.

FORECAST VALID 23/1800Z 44.1N 63.1W
MAX WIND 75 KT...GUSTS 90 KT.
64 KT... 45NE 60SE 45SW 30NW.
50 KT... 90NE 115SE 75SW 60NW.
34 KT...210NE 240SE 180SW 160NW.

FORECAST VALID 24/0600Z 48.0N 55.6W...INLAND
MAX WIND 60 KT...GUSTS 75 KT.
50 KT... 75NE 90SE 75SW 60NW.
34 KT...175NE 270SE 270SW 160NW.

FORECAST VALID 25/0600Z 51.0N 31.5W...OVER WATER EXTRATROPICAL
MAX WIND 40 KT...GUSTS 50 KT.
34 KT...150NE 300SE 300SW 200NW.

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 26/0600Z 54.0N 14.0W...EXTRATROPICAL
MAX WIND 30 KT...GUSTS 40 KT.

OUTLOOK VALID 27/0600Z 58.0N 4.0W...EXTRATROPICAL
MAX WIND 20 KT...GUSTS 25 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 33.0N 68.5W

NEXT ADVISORY AT 22/1500Z

$$
FORECASTER BEVEN