000 FKNT21 KNHC 092058 TCANT1 POTENTIAL TROPICAL CYCLONE SIX ICAO ADVISORY NUMBER 1 NWS NATIONAL HURRICANE CENTER MIAMI FL AL062021 2100 UTC MON AUG 09 2021 TC ADVISORY DTG: 20210809/2100Z TCAC: KNHC TC: SIX ADVISORY NR: 2021/001 OBS PSN: 09/2100Z N1412 W05912 MOV: WNW 13KT INTST CHANGE: NC C: 1010HPA MAX WIND: 030KT FCST PSN +6 HR: 10/0300Z N1500 W06039 FCST MAX WIND +6 HR: 035KT FCST PSN +12 HR: 10/0900Z N1545 W06210 FCST MAX WIND +12 HR: 035KT FCST PSN +18 HR: 10/1500Z N1627 W06343 FCST MAX WIND +18 HR: 040KT FCST PSN +24 HR: 10/2100Z N1704 W06512 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: 20210810/0300Z $$