228 FKPA21 PHFO 190236 TCAPA1 TROPICAL STORM CALVIN ICAO ADVISORY NUMBER 30 NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI EP032023 0300 UTC WED JUL 19 2023 TC ADVISORY DTG: 20230719/0300Z TCAC: PHFO TC: CALVIN ADVISORY NR: 2023/030 OBS PSN: 19/0300Z N1748 W15318 MOV: W 18KT INTST CHANGE: INTSF C: 1003HPA MAX WIND: 050KT FCST PSN +3 HR: 19/0600Z N1800 W15412 FCST MAX WIND +3 HR: 050KT FCST PSN +9 HR: 19/1200Z N1824 W15600 FCST MAX WIND +9 HR: 045KT FCST PSN +15 HR: 19/1800Z N1839 W15754 FCST MAX WIND +15 HR: 045KT FCST PSN +21 HR: 20/0000Z N1854 W15948 FCST MAX WIND +21 HR: 040KT FCST PSN +27 HR: 20/0600Z N1909 W16142 FCST MAX WIND +27 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: 20230719/0900Z $$