000 FKPZ22 KNHC 180838 TCAPZ2 TROPICAL STORM GREG ICAO ADVISORY NUMBER 4 NWS NATIONAL HURRICANE CENTER MIAMI FL EP072017 0900 UTC TUE JUL 18 2017 TC ADVISORY DTG: 20170718/0900Z TCAC: KNHC TC: GREG NR: 004 PSN: N1436 W10736 MOV: WNW 08KT C: 1006HPA MAX WIND: 035KT FCST PSN + 06 HR: 181500 N1440 W10820 FCST MAX WIND + 06 HR: 035KT FCST PSN + 12 HR: 182100 N1446 W10910 FCST MAX WIND + 12 HR: 035KT FCST PSN + 18 HR: 190300 N1455 W11007 FCST MAX WIND + 18 HR: 040KT FCST PSN + 24 HR: 190900 N1506 W11106 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: 20170718/1500Z ..