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HURRICANE ISAAC FORECAST/ADVISORY NUMBER  15
NATIONAL WEATHER SERVICE MIAMI FL   AL1300
0300Z MON SEP 25 2000
 
MAJOR HURRICANE CENTER LOCATED NEAR 16.4N  38.9W AT 25/0300Z
POSITION ACCURATE WITHIN  20 NM
 
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 300 DEGREES AT  8 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  960 MB
EYE DIAMETER   5 NM
MAX SUSTAINED WINDS 100 KT WITH GUSTS TO 120 KT.
64 KT....... 25NE  25SE  25SW  25NW.
50 KT....... 60NE  45SE  45SW  60NW.
34 KT.......120NE 100SE 100SW 120NW.
12 FT SEAS..200NE 150SE 150SW 200NW.
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 16.4N  38.9W AT 25/0300Z
AT 25/0000Z CENTER WAS LOCATED NEAR 16.2N  38.5W
 
FORECAST VALID 25/1200Z 17.0N  40.0W
MAX WIND 100 KT...GUSTS 120 KT.
64 KT... 25NE  25SE  25SW  25NW.
50 KT... 60NE  45SE  45SW  60NW.
34 KT...120NE 100SE 100SW 120NW.
 
FORECAST VALID 26/0000Z 17.8N  41.9W
MAX WIND 100 KT...GUSTS 120 KT.
64 KT... 25NE  25SE  25SW  25NW.
50 KT... 60NE  45SE  45SW  60NW.
34 KT...120NE 100SE 100SW 120NW.
 
FORECAST VALID 26/1200Z 18.6N  44.1W
MAX WIND 100 KT...GUSTS 120 KT.
64 KT... 25NE  25SE  25SW  25NW.
50 KT... 60NE  45SE  45SW  60NW.
34 KT...120NE 100SE 100SW 120NW.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 16.4N  38.9W
 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE
 
OUTLOOK VALID 27/0000Z 19.5N  46.5W
MAX WIND  95 KT...GUSTS 115 KT.
50 KT... 60NE  45SE  45SW  60NW.
 
OUTLOOK VALID 28/0000Z 20.5N  51.0W
MAX WIND  90 KT...GUSTS 110 KT.
50 KT... 60NE  45SE  45SW  60NW.
 
NEXT ADVISORY AT 25/0900Z
 
FORECASTER STEWART
 
 
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