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TROPICAL STORM ISAAC FORECAST/ADVISORY NUMBER   3
NATIONAL WEATHER SERVICE MIAMI FL   AL1300
0300Z FRI SEP 22 2000
  
TROPICAL STORM CENTER LOCATED NEAR 12.5N  26.2W AT 22/0300Z
POSITION ACCURATE WITHIN  45 NM
 
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 285 DEGREES AT 13 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE 1005 MB
MAX SUSTAINED WINDS  35 KT WITH GUSTS TO  45 KT.
34 KT....... 50NE  30SE  30SW  50NW.
12 FT SEAS.. 50NE  30SE  30SW  50NW.
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 12.5N  26.2W AT 22/0300Z
AT 22/0000Z CENTER WAS LOCATED NEAR 12.3N  25.5W
 
FORECAST VALID 22/1200Z 13.0N  28.2W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT... 75NE  60SE  60SW  75NW.
 
FORECAST VALID 23/0000Z 13.6N  30.7W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 25NE  25SE  25SW  25NW.
34 KT... 80NE  65SE  65SW  80NW.
 
FORECAST VALID 23/1200Z 14.1N  33.3W
MAX WIND  65 KT...GUSTS  80 KT.
64 KT... 20NE  20SE  20SW  20NW.
50 KT... 30NE  30SE  30SW  30NW.
34 KT... 85NE  70SE  70SW  85NW.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 12.5N  26.2W
 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE
 
OUTLOOK VALID 24/0000Z 14.5N  36.0W
MAX WIND  70 KT...GUSTS  85 KT.
50 KT... 40NE  30SE  30SW  40NW.
 
OUTLOOK VALID 25/0000Z 15.5N  41.0W
MAX WIND  75 KT...GUSTS  90 KT.
50 KT... 50NE  45SE  35SW  50NW.
 
NEXT ADVISORY AT 22/0900Z
 
FORECASTER STEWART
  
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