000 FKNT21 KNHC 101451 TCANT1 POTENTIAL TROPICAL CYCLONE SIX ICAO ADVISORY NUMBER 4 NWS NATIONAL HURRICANE CENTER MIAMI FL AL062021 1500 UTC TUE AUG 10 2021 TC ADVISORY DTG: 20210810/1500Z TCAC: KNHC TC: SIX ADVISORY NR: 2021/004 OBS PSN: 10/1500Z N1618 W06348 MOV: WNW 16KT INTST CHANGE: NC C: 1012HPA MAX WIND: 030KT FCST PSN +6 HR: 10/2100Z N1658 W06519 FCST MAX WIND +6 HR: 035KT FCST PSN +12 HR: 11/0300Z N1736 W06648 FCST MAX WIND +12 HR: 035KT FCST PSN +18 HR: 11/0900Z N1812 W06812 FCST MAX WIND +18 HR: 040KT FCST PSN +24 HR: 11/1500Z N1846 W06931 FCST MAX WIND +24 HR: 040KT RMK: THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: 20210810/2100Z $$