000 FKNT23 KNHC 162045 TCANT3 TROPICAL STORM HENRI ICAO ADVISORY NUMBER 4 NWS NATIONAL HURRICANE CENTER MIAMI FL AL082021 2100 UTC MON AUG 16 2021 TC ADVISORY DTG: 20210816/2100Z TCAC: KNHC TC: HENRI ADVISORY NR: 2021/004 OBS PSN: 16/2100Z N3100 W06254 MOV: SSW 06KT INTST CHANGE: INTSF C: 1010HPA MAX WIND: 035KT FCST PSN +6 HR: 17/0300Z N3040 W06314 FCST MAX WIND +6 HR: 040KT FCST PSN +12 HR: 17/0900Z N3027 W06336 FCST MAX WIND +12 HR: 040KT FCST PSN +18 HR: 17/1500Z N3021 W06400 FCST MAX WIND +18 HR: 045KT FCST PSN +24 HR: 17/2100Z N3016 W06430 FCST MAX WIND +24 HR: 045KT RMK: THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: 20210817/0300Z $$