000 WTNT21 KNHC 290851 TCMAT1 TROPICAL DEPRESSION SIXTEEN FORECAST/ADVISORY NUMBER 4 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL162010 0900 UTC WED SEP 29 2010 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... THE TROPICAL STORM WARNING ALONG THE FLORIDA EAST COAST HAS BEEN EXTENDED NORTHWARD TO SEBASTIAN INLET. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WARNING IS IN EFFECT FOR... * THE CAYMAN ISLANDS * THE PROVINCES OF CUBA FROM MATANZAS EASTWARD TO CIEGO DE AVILA * THE NORTHWESTERN AND CENTRAL BAHAMAS * SEBASTIAN INLET SOUTHWARD TO EAST CAPE SABLE AND FLORIDA BAY * THE FLORIDA KEYS A TROPICAL STORM WATCH IN IN EFFECT FOR... * NORTH OF EAST CAPE SABLE TO CHOKOLOSKEE FLORIDA A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN 12 TO 24 HOURS. A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...IN THIS CASE WITHIN 12 TO 24 HOURS. TROPICAL DEPRESSION CENTER LOCATED NEAR 23.3N 81.4W AT 29/0900Z POSITION ACCURATE WITHIN 30 NM PRESENT MOVEMENT TOWARD THE NORTH-NORTHEAST OR 20 DEGREES AT 12 KT ESTIMATED MINIMUM CENTRAL PRESSURE 997 MB MAX SUSTAINED WINDS 30 KT WITH GUSTS TO 40 KT. 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 23.3N 81.4W AT 29/0900Z AT 29/0600Z CENTER WAS LOCATED NEAR 22.7N 81.6W FORECAST VALID 29/1800Z 25.2N 80.7W MAX WIND 35 KT...GUSTS 45 KT. 34 KT...150NE 250SE 0SW 0NW. FORECAST VALID 30/0600Z 28.9N 79.7W MAX WIND 40 KT...GUSTS 50 KT. 34 KT...150NE 200SE 0SW 0NW. FORECAST VALID 30/1800Z 33.8N 78.6W...POST-TROP/EXTRATROP MAX WIND 40 KT...GUSTS 50 KT. 34 KT...150NE 200SE 0SW 0NW. FORECAST VALID 01/0600Z 40.0N 77.3W...POST-TROP/EXTRATROP MAX WIND 35 KT...GUSTS 45 KT. 34 KT...150NE 250SE 0SW 0NW. FORECAST VALID 02/0600Z...DISSIPATED REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 23.3N 81.4W NEXT ADVISORY AT 29/1500Z $$ FORECASTER STEWART