000 FKNT22 KNHC 201447 TCANT2 HURRICANE GRACE ICAO ADVISORY NUMBER 29 NWS NATIONAL HURRICANE CENTER MIAMI FL AL072021 1500 UTC FRI AUG 20 2021 TC ADVISORY DTG: 20210820/1500Z TCAC: KNHC TC: GRACE ADVISORY NR: 2021/029 OBS PSN: 20/1500Z N2036 W09418 MOV: W 12KT INTST CHANGE: INTSF C: 0982HPA MAX WIND: 075KT FCST PSN +6 HR: 20/2100Z N2027 W09522 FCST MAX WIND +6 HR: 085KT FCST PSN +12 HR: 21/0300Z N2017 W09628 FCST MAX WIND +12 HR: 080KT FCST PSN +18 HR: 21/0900Z N2006 W09737 FCST MAX WIND +18 HR: 065KT FCST PSN +24 HR: 21/1500Z N1951 W09855 FCST MAX WIND +24 HR: 050KT RMK: THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: 20210820/2100Z $$