000 FKNT23 KNHC 232051 TCANT3 TROPICAL STORM SAM ICAO ADVISORY NUMBER 5 NWS NATIONAL HURRICANE CENTER MIAMI FL AL182021 2100 UTC THU SEP 23 2021 TC ADVISORY DTG: 20210923/2100Z TCAC: KNHC TC: SAM ADVISORY NR: 2021/005 OBS PSN: 23/2100Z N1106 W03942 MOV: W 14KT INTST CHANGE: INTSF C: 1000HPA MAX WIND: 050KT FCST PSN +6 HR: 24/0300Z N1122 W04109 FCST MAX WIND +6 HR: 055KT FCST PSN +12 HR: 24/0900Z N1136 W04228 FCST MAX WIND +12 HR: 065KT FCST PSN +18 HR: 24/1500Z N1148 W04337 FCST MAX WIND +18 HR: 070KT FCST PSN +24 HR: 24/2100Z N1200 W04439 FCST MAX WIND +24 HR: 080KT RMK: THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: 20210924/0300Z $$