032 
 WTNT24 KNHC 150236
 TCMAT4
 
 TROPICAL STORM ISAAC FORECAST/ADVISORY NUMBER  30
 NWS NATIONAL HURRICANE CENTER MIAMI FL       AL092018
 0300 UTC SAT SEP 15 2018
 
 THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.
 
 INTERESTS IN JAMAICA SHOULD MONITOR THE PROGRESS OF ISAAC.
 
 TROPICAL STORM CENTER LOCATED NEAR 15.4N  69.5W AT 15/0300Z
 POSITION ACCURATE WITHIN  30 NM
 
 PRESENT MOVEMENT TOWARD THE WEST OR 275 DEGREES AT  13 KT
 
 ESTIMATED MINIMUM CENTRAL PRESSURE 1002 MB
 MAX SUSTAINED WINDS  35 KT WITH GUSTS TO  45 KT.
 34 KT....... 40NE  40SE   0SW  30NW.
 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 15.4N  69.5W AT 15/0300Z
 AT 15/0000Z CENTER WAS LOCATED NEAR 15.4N  68.9W
 
 FORECAST VALID 15/1200Z 15.5N  71.3W
 MAX WIND  35 KT...GUSTS  45 KT.
 34 KT... 40NE  40SE   0SW  30NW.
 
 FORECAST VALID 16/0000Z 15.7N  73.3W
 MAX WIND  35 KT...GUSTS  45 KT.
 34 KT... 40NE  40SE   0SW  30NW.
 
 FORECAST VALID 16/1200Z 16.2N  75.3W
 MAX WIND  35 KT...GUSTS  45 KT.
 34 KT... 40NE  40SE   0SW  30NW.
 
 FORECAST VALID 17/0000Z 16.7N  77.4W
 MAX WIND  30 KT...GUSTS  40 KT.
 
 FORECAST VALID 18/0000Z 18.7N  81.4W
 MAX WIND  30 KT...GUSTS  40 KT.
 
 EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM
 ON DAY 4 AND 175 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY
 
 OUTLOOK VALID 19/0000Z...DISSIPATED
 
 REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 15.4N  69.5W
 
 NEXT ADVISORY AT 15/0900Z
 
 $$
 FORECASTER ZELINSKY