000
WTNT21 KNHC 130243
TCMAT1
HURRICANE IGOR FORECAST/ADVISORY NUMBER  20
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL112010
0300 UTC MON SEP 13 2010
 
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
 
HURRICANE CENTER LOCATED NEAR 17.6N  47.8W AT 13/0300Z
POSITION ACCURATE WITHIN  10 NM
 
PRESENT MOVEMENT TOWARD THE WEST OR 270 DEGREES AT  11 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  935 MB
EYE DIAMETER  15 NM
MAX SUSTAINED WINDS 130 KT WITH GUSTS TO 160 KT.
64 KT....... 35NE  30SE  30SW  35NW.
50 KT....... 70NE  55SE  45SW  60NW.
34 KT.......140NE 110SE  90SW 130NW.
12 FT SEAS..360NE  60SE  90SW 150NW.
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 17.6N  47.8W AT 13/0300Z
AT 13/0000Z CENTER WAS LOCATED NEAR 17.7N  47.3W
 
FORECAST VALID 13/1200Z 17.8N  49.5W
MAX WIND 140 KT...GUSTS 170 KT.
64 KT... 40NE  35SE  35SW  40NW.
50 KT... 75NE  60SE  50SW  75NW.
34 KT...150NE 120SE 105SW 130NW.
 
FORECAST VALID 14/0000Z 18.2N  51.3W
MAX WIND 135 KT...GUSTS 165 KT.
64 KT... 45NE  40SE  40SW  45NW.
50 KT... 90NE  75SE  60SW  75NW.
34 KT...180NE 150SE 120SW 150NW.
 
FORECAST VALID 14/1200Z 18.9N  53.0W
MAX WIND 130 KT...GUSTS 160 KT.
64 KT... 45NE  40SE  40SW  45NW.
50 KT... 90NE  75SE  60SW  75NW.
34 KT...180NE 150SE 120SW 150NW.
 
FORECAST VALID 15/0000Z 19.8N  54.6W
MAX WIND 125 KT...GUSTS 155 KT.
50 KT... 90NE  75SE  75SW  90NW.
34 KT...180NE 165SE 135SW 165NW.
 
FORECAST VALID 16/0000Z 22.0N  57.5W
MAX WIND 125 KT...GUSTS 155 KT.
50 KT...105NE  90SE  75SW  90NW.
34 KT...210NE 180SE 165SW 180NW.
 
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 17/0000Z 24.0N  60.0W
MAX WIND 120 KT...GUSTS 145 KT.
 
OUTLOOK VALID 18/0000Z 27.0N  63.0W
MAX WIND 110 KT...GUSTS 135 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 17.6N  47.8W
 
NEXT ADVISORY AT 13/0900Z
 
$$
FORECASTER BERG