277 
 WTNT21 KNHC 142056
 TCMAT1
 HURRICANE IGOR FORECAST/ADVISORY NUMBER  27
 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL112010
 2100 UTC TUE SEP 14 2010
  
 THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
  
 HURRICANE CENTER LOCATED NEAR 18.8N  53.1W AT 14/2100Z
 POSITION ACCURATE WITHIN  10 NM
  
 PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 295 DEGREES AT   7 KT
  
 ESTIMATED MINIMUM CENTRAL PRESSURE  933 MB
 EYE DIAMETER  20 NM
 MAX SUSTAINED WINDS 125 KT WITH GUSTS TO 155 KT.
 64 KT....... 40NE  40SE  30SW  40NW.
 50 KT....... 80NE  60SE  60SW  80NW.
 34 KT.......180NE 150SE 130SW 160NW.
 12 FT SEAS..420NE 360SE 300SW 360NW.
 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 18.8N  53.1W AT 14/2100Z
 AT 14/1800Z CENTER WAS LOCATED NEAR 18.7N  52.7W
  
 FORECAST VALID 15/0600Z 19.5N  54.3W
 MAX WIND 130 KT...GUSTS 160 KT.
 64 KT... 45NE  40SE  35SW  45NW.
 50 KT... 90NE  70SE  60SW  80NW.
 34 KT...180NE 150SE 120SW 135NW.
  
 FORECAST VALID 15/1800Z 20.5N  55.6W
 MAX WIND 125 KT...GUSTS 155 KT.
 64 KT... 50NE  40SE  40SW  45NW.
 50 KT... 90NE  75SE  65SW  90NW.
 34 KT...195NE 160SE 120SW 150NW.
  
 FORECAST VALID 16/0600Z 21.5N  57.2W
 MAX WIND 125 KT...GUSTS 155 KT.
 64 KT... 50NE  40SE  40SW  45NW.
 50 KT... 90NE  75SE  65SW  90NW.
 34 KT...195NE 160SE 120SW 150NW.
  
 FORECAST VALID 16/1800Z 22.6N  58.8W
 MAX WIND 120 KT...GUSTS 145 KT.
 50 KT...100NE  80SE  70SW  90NW.
 34 KT...200NE 175SE 140SW 160NW.
  
 FORECAST VALID 17/1800Z 25.4N  62.1W
 MAX WIND 115 KT...GUSTS 140 KT.
 50 KT...120NE  90SE  75SW 100NW.
 34 KT...240NE 180SE 140SW 200NW.
  
 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 18/1800Z 28.6N  64.5W
 MAX WIND 110 KT...GUSTS 135 KT.
  
 OUTLOOK VALID 19/1800Z 33.0N  65.5W
 MAX WIND 100 KT...GUSTS 120 KT.
  
 REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 18.8N  53.1W
  
 NEXT ADVISORY AT 15/0300Z
  
 $$
 FORECASTER STEWART