Hurricane Bill
Forecast Advisory 23
366
WTNT23 KNHC 210242
TCMAT3
HURRICANE BILL FORECAST/ADVISORY NUMBER 23
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL032009
0300 UTC FRI AUG 21 2009
A TROPICAL STORM WARNING AND A HURRICANE WATCH ARE IN EFFECT FOR
BERMUDA. A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM
CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 24
HOURS. A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS.
INTERESTS ALONG THE COAST OF NEW ENGLAND AND IN THE CANADIAN
MARITIMES SHOULD MONITOR THE PROGRESS OF BILL.
HURRICANE CENTER LOCATED NEAR 24.9N 64.3W AT 21/0300Z
POSITION ACCURATE WITHIN 10 NM
PRESENT MOVEMENT TOWARD THE NORTHWEST OR 310 DEGREES AT 16 KT
ESTIMATED MINIMUM CENTRAL PRESSURE 943 MB
EYE DIAMETER 30 NM
MAX SUSTAINED WINDS 110 KT WITH GUSTS TO 135 KT.
64 KT.......100NE 45SE 30SW 90NW.
50 KT.......130NE 105SE 60SW 105NW.
34 KT.......225NE 200SE 120SW 200NW.
12 FT SEAS..420NE 360SE 300SW 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 24.9N 64.3W AT 21/0300Z
AT 21/0000Z CENTER WAS LOCATED NEAR 24.3N 63.8W
FORECAST VALID 21/1200Z 26.9N 66.1W
MAX WIND 115 KT...GUSTS 140 KT.
64 KT...100NE 45SE 30SW 90NW.
50 KT...130NE 105SE 60SW 105NW.
34 KT...225NE 200SE 120SW 200NW.
FORECAST VALID 22/0000Z 29.6N 67.9W
MAX WIND 115 KT...GUSTS 140 KT.
64 KT...100NE 45SE 30SW 90NW.
50 KT...130NE 105SE 60SW 105NW.
34 KT...225NE 200SE 120SW 200NW.
FORECAST VALID 22/1200Z 32.7N 68.9W
MAX WIND 110 KT...GUSTS 135 KT.
64 KT...100NE 45SE 30SW 90NW.
50 KT...130NE 130SE 60SW 105NW.
34 KT...225NE 225SE 120SW 200NW.
FORECAST VALID 23/0000Z 36.4N 68.6W
MAX WIND 100 KT...GUSTS 120 KT.
50 KT...130NE 130SE 90SW 105NW.
34 KT...225NE 225SE 150SW 180NW.
FORECAST VALID 24/0000Z 44.3N 62.0W
MAX WIND 80 KT...GUSTS 100 KT.
50 KT...130NE 130SE 100SW 100NW.
34 KT...225NE 250SE 200SW 180NW.
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 25/0000Z 50.5N 43.0W...EXTRATROPICAL
MAX WIND 55 KT...GUSTS 65 KT.
OUTLOOK VALID 26/0000Z 55.0N 20.0W...EXTRATROPICAL
MAX WIND 50 KT...GUSTS 60 KT.
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 24.9N 64.3W
NEXT ADVISORY AT 21/0900Z
$$
FORECASTER BROWN/PASCH