Hurricane BILL

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HURRICANE BILL FORECAST/ADVISORY NUMBER  17
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL032009
1500 UTC WED AUG 19 2009
 
INTERESTS IN THE NORTHERN LEEWARD ISLANDS AND BERMUDA SHOULD MONITOR
THE PROGRESS OF BILL.
 
HURRICANE CENTER LOCATED NEAR 18.7N  56.3W AT 19/1500Z
POSITION ACCURATE WITHIN  15 NM
 
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 300 DEGREES AT  16 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  950 MB
EYE DIAMETER  30 NM
MAX SUSTAINED WINDS 115 KT WITH GUSTS TO 140 KT.
64 KT....... 70NE  45SE  30SW  40NW.
50 KT.......100NE  75SE  60SW  75NW.
34 KT.......150NE 150SE  80SW 150NW.
12 FT SEAS..360NE 300SE 210SW 310NW.
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 18.7N  56.3W AT 19/1500Z
AT 19/1200Z CENTER WAS LOCATED NEAR 18.3N  55.6W
 
FORECAST VALID 20/0000Z 19.9N  58.3W
MAX WIND 120 KT...GUSTS 145 KT.
64 KT... 70NE  45SE  30SW  40NW.
50 KT...100NE  75SE  60SW  75NW.
34 KT...170NE 160SE 100SW 160NW.
 
FORECAST VALID 20/1200Z 21.7N  61.0W
MAX WIND 125 KT...GUSTS 155 KT.
64 KT... 70NE  45SE  30SW  40NW.
50 KT...100NE  80SE  60SW  90NW.
34 KT...180NE 175SE 100SW 180NW.
 
FORECAST VALID 21/0000Z 23.5N  63.5W
MAX WIND 125 KT...GUSTS 155 KT.
64 KT... 70NE  45SE  30SW  40NW.
50 KT...100NE  80SE  60SW  90NW.
34 KT...180NE 175SE 100SW 180NW.
 
FORECAST VALID 21/1200Z 26.0N  65.5W
MAX WIND 120 KT...GUSTS 145 KT.
50 KT...100NE  90SE  60SW  90NW.
34 KT...180NE 175SE 100SW 180NW.
 
FORECAST VALID 22/1200Z 32.0N  68.5W
MAX WIND 115 KT...GUSTS 140 KT.
50 KT... 90NE  90SE  60SW  90NW.
34 KT...180NE 170SE 100SW 170NW.
 
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 23/1200Z 38.5N  67.0W
MAX WIND 100 KT...GUSTS 120 KT.
 
OUTLOOK VALID 24/1200Z 47.0N  58.0W
MAX WIND  75 KT...GUSTS  90 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 18.7N  56.3W
 
NEXT ADVISORY AT 19/2100Z
 
$$
FORECASTER AVILA
 
 
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