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HURRICANE ISAAC FORECAST/ADVISORY NUMBER  11
NATIONAL WEATHER SERVICE MIAMI FL   AL1300
0300Z SUN SEP 24 2000 
 
MAJOR HURRICANE CENTER LOCATED NEAR 15.0N  35.4W AT 24/0300Z
POSITION ACCURATE WITHIN  20 NM
 
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 285 DEGREES AT  9 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  955 MB
EYE DIAMETER  10 NM
MAX SUSTAINED WINDS 105 KT WITH GUSTS TO 130 KT.
64 KT....... 25NE  25SE  25SW  25NW.
50 KT....... 60NE  45SE  45SW  60NW.
34 KT.......100NE  80SE  80SW 100NW.
12 FT SEAS..130NE 130SE 130SW 130NW.
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 15.0N  35.4W AT 24/0300Z
AT 24/0000Z CENTER WAS LOCATED NEAR 14.9N  35.0W
 
FORECAST VALID 24/1200Z 15.2N  36.6W
MAX WIND 110 KT...GUSTS 135 KT.
64 KT... 30NE  30SE  30SW  30NW.
50 KT... 65NE  50SE  50SW  65NW.
34 KT...110NE  90SE  90SW 110NW.
 
FORECAST VALID 25/0000Z 15.6N  38.2W
MAX WIND 115 KT...GUSTS 140 KT.
64 KT... 40NE  40SE  40SW  40NW.
50 KT... 70NE  55SE  55SW  70NW.
34 KT...120NE 100SE 100SW 120NW.
 
FORECAST VALID 25/1200Z 16.0N  39.8W
MAX WIND 115 KT...GUSTS 140 KT.
64 KT... 40NE  40SE  40SW  40NW.
50 KT... 70NE  55SE  55SW  70NW.
34 KT...120NE 100SE 100SW 120NW.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 15.0N  35.4W
 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE
 
OUTLOOK VALID 26/0000Z 16.5N  41.5W
MAX WIND 110 KT...GUSTS 135 KT.
50 KT... 70NE  55SE  55SW  70NW.
 
OUTLOOK VALID 27/0000Z 17.5N  44.5W
MAX WIND 105 KT...GUSTS 130 KT.
50 KT... 70NE  55SE  55SW  70NW.
 
NEXT ADVISORY AT 24/0900Z
 
FORECASTER STEWART
  
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