000 FKNT24 KNHC 190841 TCANT4 TROPICAL STORM HARVEY ICAO ADVISORY NUMBER 8 NWS NATIONAL HURRICANE CENTER MIAMI FL AL092017 0900 UTC SAT AUG 19 2017 TC ADVISORY DTG: 20170819/0900Z TCAC: KNHC TC: HARVEY NR: 008 PSN: N1348 W06554 MOV: W 18KT C: 1005HPA MAX WIND: 035KT FCST PSN + 06 HR: 191500 N1356 W06746 FCST MAX WIND + 06 HR: 035KT FCST PSN + 12 HR: 192100 N1404 W06942 FCST MAX WIND + 12 HR: 035KT FCST PSN + 18 HR: 200300 N1413 W07142 FCST MAX WIND + 18 HR: 040KT FCST PSN + 24 HR: 200900 N1422 W07342 FCST MAX WIND + 24 HR: 040KT RMK THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: 20170819/1500Z ..