FKPA23 PHFO 180238 TCAPA3 POST-TROPICAL CYCLONE GREG ICAO ADVISORY NUMBER 17 NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI EP082023 0300 UTC FRI AUG 18 2023 TC ADVISORY DTG: 20230818/0300Z TCAC: PHFO TC: GREG ADVISORY NR: 2023/017 OBS PSN: 18/0300Z N1200 W15830 MOV: W 15KT INTST CHANGE: NC C: 1007HPA MAX WIND: 030KT FCST PSN +3 HR: 18/0600Z N1158 W15909 FCST MAX WIND +3 HR: 030KT FCST PSN +9 HR: 18/1200Z N1154 W16030 FCST MAX WIND +9 HR: 030KT FCST PSN +15 HR: 18/1800Z N//// W///// FCST MAX WIND +15 HR: ///KT FCST PSN +21 HR: 19/0000Z N//// W///// FCST MAX WIND +21 HR: ///KT FCST PSN +27 HR: 19/0600Z N//// W///// FCST MAX WIND +27 HR: ///KT RMK: THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: NO MSG EXP $$