Hurricane Bill

Forecast Advisory 19



842
WTNT23 KNHC 200244
TCMAT3
HURRICANE BILL FORECAST/ADVISORY NUMBER 19
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL032009
0300 UTC THU AUG 20 2009

INTERESTS IN BERMUDA SHOULD MONITOR THE PROGRESS OF BILL.

HURRICANE CENTER LOCATED NEAR 20.7N 58.9W AT 20/0300Z
POSITION ACCURATE WITHIN 10 NM

PRESENT MOVEMENT TOWARD THE NORTHWEST OR 305 DEGREES AT 15 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 945 MB
EYE DIAMETER 30 NM
MAX SUSTAINED WINDS 115 KT WITH GUSTS TO 140 KT.
64 KT....... 75NE 45SE 30SW 45NW.
50 KT.......105NE 90SE 60SW 90NW.
34 KT.......200NE 175SE 100SW 175NW.
12 FT SEAS..400NE 330SE 240SW 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 20.7N 58.9W AT 20/0300Z
AT 20/0000Z CENTER WAS LOCATED NEAR 20.2N 58.2W

FORECAST VALID 20/1200Z 22.1N 60.9W
MAX WIND 120 KT...GUSTS 145 KT.
64 KT... 75NE 45SE 30SW 45NW.
50 KT...105NE 90SE 60SW 90NW.
34 KT...200NE 175SE 100SW 175NW.

FORECAST VALID 21/0000Z 24.1N 63.4W
MAX WIND 125 KT...GUSTS 155 KT.
64 KT... 75NE 45SE 30SW 45NW.
50 KT...120NE 100SE 70SW 100NW.
34 KT...225NE 200SE 120SW 180NW.

FORECAST VALID 21/1200Z 26.6N 65.6W
MAX WIND 120 KT...GUSTS 145 KT.
64 KT... 75NE 45SE 30SW 45NW.
50 KT...120NE 100SE 70SW 100NW.
34 KT...225NE 200SE 120SW 180NW.

FORECAST VALID 22/0000Z 29.4N 67.5W
MAX WIND 120 KT...GUSTS 145 KT.
50 KT...120NE 100SE 70SW 100NW.
34 KT...225NE 200SE 120SW 180NW.

FORECAST VALID 23/0000Z 36.0N 69.0W
MAX WIND 105 KT...GUSTS 130 KT.
50 KT...120NE 120SE 70SW 100NW.
34 KT...225NE 225SE 120SW 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 24/0000Z 45.0N 62.5W...INLAND
MAX WIND 75 KT...GUSTS 90 KT.

OUTLOOK VALID 25/0000Z 53.0N 44.5W...EXTRATROPICAL
MAX WIND 55 KT...GUSTS 65 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 20.7N 58.9W

NEXT ADVISORY AT 20/0900Z

$$
FORECASTER BROWN/PASCH