000 FKNT24 KNHC 312049 TCANT4 HURRICANE ISAIAS ICAO ADVISORY NUMBER 15 NWS NATIONAL HURRICANE CENTER MIAMI FL AL092020 2100 UTC FRI JUL 31 2020 TC ADVISORY DTG: 20200731/2100Z TCAC: KNHC TC: ISAIAS ADVISORY NR: 2020/015 OBS PSN: 31/2100Z N2236 W07542 MOV: NW 13KT C: 0991HPA MAX WIND: 065KT FCST PSN +6 HR: 01/0300Z N2327 W07642 FCST MAX WIND +6 HR: 070KT FCST PSN +12 HR: 01/0900Z N2416 W07736 FCST MAX WIND +12 HR: 070KT FCST PSN +18 HR: 01/1500Z N2501 W07824 FCST MAX WIND +18 HR: 075KT FCST PSN +24 HR: 01/2100Z N2545 W07904 FCST MAX WIND +24 HR: 075KT RMK: THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: 20200801/0300Z ??