000 WTNT23 KNHC 280240 TCMAT3 POTENTIAL TROPICAL CYCLONE EIGHTEEN FORECAST/ADVISORY NUMBER 2 NWS NATIONAL HURRICANE CENTER MIAMI FL AL182017 0300 UTC SAT OCT 28 2017 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... NONE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WARNING IS IN EFFECT FOR... * ISLA DE LA JUVENTUD... LA HABANA... CIUDAD DE LA HABANA... MATANZAS... CIENFUEGOS... AND VILLA CLARA * NORTHWESTERN BAHAMAS A TROPICAL STORM WATCH IS IN EFFECT FOR... * CENTRAL BAHAMAS A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 36 HOURS. A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA... IN THIS CASE WITHIN 36 HOURS. INTERESTS IN THE CAYMAN ISLANDS... SOUTH FLORIDA... AND THE FLORIDA KEYS SHOULD MONITOR THE PROGRESS OF THIS SYSTEM. POTENTIAL TROP CYCLONE CENTER LOCATED NEAR 18.2N 84.4W AT 28/0300Z POSITION ACCURATE WITHIN 50 NM PRESENT MOVEMENT TOWARD THE NORTH OR 5 DEGREES AT 6 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1005 MB MAX SUSTAINED WINDS 35 KT WITH GUSTS TO 45 KT. 34 KT....... 0NE 60SE 70SW 0NW. 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 18.2N 84.4W AT 28/0300Z AT 28/0000Z CENTER WAS LOCATED NEAR 17.8N 84.4W FORECAST VALID 28/1200Z 20.1N 83.4W MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 40NE 50SE 40SW 0NW. FORECAST VALID 29/0000Z 22.9N 81.1W...INLAND MAX WIND 45 KT...GUSTS 55 KT. 34 KT... 70NE 90SE 30SW 0NW. FORECAST VALID 29/1200Z 26.2N 77.4W...OVER WATER MAX WIND 45 KT...GUSTS 55 KT. 34 KT... 70NE 90SE 30SW 0NW. FORECAST VALID 30/0000Z 30.8N 73.0W MAX WIND 50 KT...GUSTS 60 KT. 50 KT... 0NE 60SE 0SW 0NW. 34 KT... 90NE 120SE 60SW 30NW. FORECAST VALID 31/0000Z...ABSORBED BY EXTRATROPICAL LOW REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 18.2N 84.4W NEXT ADVISORY AT 28/0900Z $$ FORECASTER BEVEN