800 WTNT24 KNHC 132041 TCMAT4 TROPICAL STORM ISAAC FORECAST/ADVISORY NUMBER 25 NWS NATIONAL HURRICANE CENTER MIAMI FL AL092018 2100 UTC THU SEP 13 2018 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... ALL WATCHES AND WARNINGS HAVE BEEN DISCONTINUED FOR ISAAC. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... NONE. TROPICAL STORM CENTER LOCATED NEAR 14.9N 63.2W AT 13/2100Z POSITION ACCURATE WITHIN 15 NM PRESENT MOVEMENT TOWARD THE WEST OR 270 DEGREES AT 14 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1006 MB MAX SUSTAINED WINDS 35 KT WITH GUSTS TO 45 KT. 34 KT....... 90NE 0SE 0SW 60NW. 12 FT SEAS..270NE 60SE 15SW 210NW. 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 14.9N 63.2W AT 13/2100Z AT 13/1800Z CENTER WAS LOCATED NEAR 14.9N 62.5W FORECAST VALID 14/0600Z 14.9N 65.4W MAX WIND 35 KT...GUSTS 45 KT. 34 KT... 60NE 0SE 0SW 50NW. FORECAST VALID 14/1800Z 14.9N 68.2W MAX WIND 30 KT...GUSTS 40 KT. FORECAST VALID 15/0600Z 14.9N 70.8W MAX WIND 30 KT...GUSTS 40 KT. FORECAST VALID 15/1800Z 15.0N 73.0W MAX WIND 30 KT...GUSTS 40 KT. FORECAST VALID 16/1800Z 16.2N 77.4W 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 17/1800Z 17.5N 81.5W MAX WIND 30 KT...GUSTS 40 KT. OUTLOOK VALID 18/1800Z...DISSIPATED REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 14.9N 63.2W NEXT ADVISORY AT 14/0300Z $$ FORECASTER BLAKE