000
WTNT21 KNHC 152035
TCMAT1
HURRICANE IGOR FORECAST/ADVISORY NUMBER  31
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL112010
2100 UTC WED SEP 15 2010
 
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
 
HURRICANE CENTER LOCATED NEAR 20.1N  55.6W AT 15/2100Z
POSITION ACCURATE WITHIN  10 NM
 
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 295 DEGREES AT   7 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  942 MB
MAX SUSTAINED WINDS 115 KT WITH GUSTS TO 140 KT.
64 KT....... 40NE  40SE  30SW  40NW.
50 KT....... 80NE  60SE  60SW  80NW.
34 KT.......210NE 175SE 140SW 175NW.
12 FT SEAS..480NE 360SE 330SW 390NW.
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 20.1N  55.6W AT 15/2100Z
AT 15/1800Z CENTER WAS LOCATED NEAR 19.8N  55.2W
 
FORECAST VALID 16/0600Z 20.6N  56.7W
MAX WIND 110 KT...GUSTS 135 KT.
64 KT... 45NE  40SE  35SW  45NW.
50 KT... 90NE  75SE  60SW  80NW.
34 KT...210NE 175SE 140SW 175NW.
 
FORECAST VALID 16/1800Z 21.4N  58.2W
MAX WIND 115 KT...GUSTS 140 KT.
64 KT... 50NE  45SE  35SW  45NW.
50 KT... 90NE  75SE  60SW  80NW.
34 KT...210NE 175SE 150SW 175NW.
 
FORECAST VALID 17/0600Z 22.4N  59.8W
MAX WIND 120 KT...GUSTS 145 KT.
64 KT... 50NE  45SE  40SW  45NW.
50 KT... 90NE  80SE  70SW  90NW.
34 KT...210NE 175SE 150SW 190NW.
 
FORECAST VALID 17/1800Z 23.5N  61.5W
MAX WIND 120 KT...GUSTS 145 KT.
50 KT... 90NE  80SE  70SW  90NW.
34 KT...210NE 180SE 150SW 200NW.
 
FORECAST VALID 18/1800Z 26.5N  64.0W
MAX WIND 105 KT...GUSTS 130 KT.
50 KT...100NE  90SE  70SW  90NW.
34 KT...210NE 180SE 150SW 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 19/1800Z 31.0N  65.0W
MAX WIND  95 KT...GUSTS 115 KT.
 
OUTLOOK VALID 20/1800Z 36.0N  61.5W
MAX WIND  80 KT...GUSTS 100 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 20.1N  55.6W
 
NEXT ADVISORY AT 16/0300Z
 
$$
FORECASTER KIMBERLAIN