000
WTNT21 KNHC 180231
TCMAT1
HURRICANE IGOR FORECAST/ADVISORY NUMBER  40
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL112010
0300 UTC SAT SEP 18 2010
 
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
 
NONE.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A HURRICANE WARNING IS IN EFFECT FOR...
* BERMUDA
 
A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED
SOMEWHERE WITHIN THE WARNING AREA. A WARNING IS TYPICALLY ISSUED
36 HOURS BEFORE THE ANTICIPATED FIRST OCCURRENCE OF TROPICAL-STORM-
FORCE WINDS...CONDITIONS THAT MAKE OUTSIDE PREPARATIONS DIFFICULT
OR DANGEROUS. PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE
RUSHED TO COMPLETION.
 
HURRICANE CENTER LOCATED NEAR 24.6N  62.0W AT 18/0300Z
POSITION ACCURATE WITHIN  15 NM
 
PRESENT MOVEMENT TOWARD THE NORTHWEST OR 315 DEGREES AT  11 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  947 MB
EYE DIAMETER  20 NM
MAX SUSTAINED WINDS  95 KT WITH GUSTS TO 115 KT.
64 KT....... 90NE  60SE  40SW  70NW.
50 KT.......155NE 110SE 130SW 120NW.
34 KT.......300NE 210SE 200SW 240NW.
12 FT SEAS..600NE 600SE 480SW 600NW.
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 24.6N  62.0W AT 18/0300Z
AT 18/0000Z CENTER WAS LOCATED NEAR 24.3N  61.5W
 
FORECAST VALID 18/1200Z 25.6N  63.2W
MAX WIND 100 KT...GUSTS 120 KT.
64 KT... 90NE  50SE  40SW  60NW.
50 KT...155NE 120SE 130SW 120NW.
34 KT...300NE 210SE 200SW 240NW.
 
FORECAST VALID 19/0000Z 27.1N  64.4W
MAX WIND 105 KT...GUSTS 130 KT.
64 KT... 90NE  50SE  40SW  60NW.
50 KT...155NE 120SE 130SW 120NW.
34 KT...300NE 210SE 200SW 240NW.
 
FORECAST VALID 19/1200Z 29.1N  65.0W
MAX WIND 105 KT...GUSTS 130 KT.
64 KT... 90NE  50SE  40SW  60NW.
50 KT...155NE 120SE 130SW 120NW.
34 KT...300NE 210SE 200SW 240NW.
 
FORECAST VALID 20/0000Z 31.7N  64.5W
MAX WIND 100 KT...GUSTS 120 KT.
50 KT...155NE 120SE 130SW 120NW.
34 KT...300NE 250SE 200SW 240NW.
 
FORECAST VALID 21/0000Z 36.2N  61.2W
MAX WIND  85 KT...GUSTS 105 KT.
50 KT...130NE 130SE 115SW 115NW.
34 KT...300NE 300SE 265SW 250NW.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 200 NM
ON DAY 4 AND 250 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY
 
OUTLOOK VALID 22/0000Z 45.0N  50.0W...POST-TROP/EXTRATROP
MAX WIND  65 KT...GUSTS  80 KT.
 
OUTLOOK VALID 23/0000Z 52.5N  42.0W...POST-TROP/EXTRATROP
MAX WIND  65 KT...GUSTS  80 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 24.6N  62.0W
 
NEXT ADVISORY AT 18/0900Z
 
$$
FORECASTER STEWART