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TROPICAL STORM ISAAC FORECAST/ADVISORY NUMBER   9
NATIONAL WEATHER SERVICE MIAMI FL   AL1300
1500Z SAT SEP 23 2000
  
TROPICAL STORM CENTER LOCATED NEAR 14.4N  33.7W AT 23/1500Z
POSITION ACCURATE WITHIN  30 NM
 
PRESENT MOVEMENT TOWARD THE WEST OR 280 DEGREES AT 10 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  992 MB
MAX SUSTAINED WINDS  60 KT WITH GUSTS TO  75 KT.
50 KT....... 25NE  25SE  25SW  25NW.
34 KT....... 75NE  50SE  50SW  75NW.
12 FT SEAS..100NE  75SE  75SW 100NW.
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 14.4N  33.7W AT 23/1500Z
AT 23/1200Z CENTER WAS LOCATED NEAR 14.3N  33.1W
 
FORECAST VALID 24/0000Z 14.7N  35.3W
MAX WIND  65 KT...GUSTS  80 KT.
64 KT... 20NE  20SE  20SW  20NW.
50 KT... 30NE  30SE  30SW  30NW.
34 KT... 75NE  75SE  75SW  75NW.
 
FORECAST VALID 24/1200Z 15.1N  37.3W
MAX WIND  75 KT...GUSTS  90 KT.
64 KT... 20NE  20SE  20SW  20NW.
50 KT... 30NE  30SE  30SW  30NW.
34 KT... 75NE  75SE  75SW  75NW.
 
FORECAST VALID 25/0000Z 15.5N  39.0W
MAX WIND  80 KT...GUSTS  95 KT.
64 KT... 20NE  20SE  20SW  20NW.
50 KT... 30NE  30SE  30SW  30NW.
34 KT... 75NE  75SE  75SW  75NW.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 14.4N  33.7W
 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE
 
OUTLOOK VALID 25/1200Z 15.8N  40.7W
MAX WIND  80 KT...GUSTS  95 KT.
50 KT... 30NE  30SE  30SW  30NW.
 
OUTLOOK VALID 26/1200Z 16.5N  44.0W
MAX WIND  80 KT...GUSTS  95 KT.
50 KT... 30NE  30SE  30SW  30NW.
 
NEXT ADVISORY AT 23/2100Z
 
FORECASTER LAWRENCE
 
 
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