000 FKNT23 KNHC 211441 TCANT3 HURRICANE HENRI ICAO ADVISORY NUMBER 23 NWS NATIONAL HURRICANE CENTER MIAMI FL AL082021 1500 UTC SAT AUG 21 2021 TC ADVISORY DTG: 20210821/1500Z TCAC: KNHC TC: HENRI ADVISORY NR: 2021/023 OBS PSN: 21/1500Z N3424 W07230 MOV: NNE 12KT INTST CHANGE: INTSF C: 0991HPA MAX WIND: 065KT FCST PSN +6 HR: 21/2100Z N3603 W07206 FCST MAX WIND +6 HR: 070KT FCST PSN +12 HR: 22/0300Z N3736 W07154 FCST MAX WIND +12 HR: 075KT FCST PSN +18 HR: 22/0900Z N3900 W07154 FCST MAX WIND +18 HR: 070KT FCST PSN +24 HR: 22/1500Z N4006 W07204 FCST MAX WIND +24 HR: 070KT RMK: THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: 20210821/2100Z $$