000 FKPA21 PHFO 181435 TCAPA1 TROPICAL STORM CALVIN ICAO ADVISORY NUMBER 28 NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI EP032023 1500 UTC TUE JUL 18 2023 TC ADVISORY DTG: 20230718/1500Z TCAC: PHFO TC: CALVIN ADVISORY NR: 2023/028 OBS PSN: 18/1500Z N1730 W14930 MOV: W 19KT INTST CHANGE: NC C: 1002HPA MAX WIND: 040KT FCST PSN +3 HR: 18/1800Z N1737 W15028 FCST MAX WIND +3 HR: 040KT FCST PSN +9 HR: 19/0000Z N1754 W15224 FCST MAX WIND +9 HR: 040KT FCST PSN +15 HR: 19/0600Z N1815 W15415 FCST MAX WIND +15 HR: 040KT FCST PSN +21 HR: 19/1200Z N1836 W15606 FCST MAX WIND +21 HR: 035KT FCST PSN +27 HR: 19/1800Z N1851 W15800 FCST MAX WIND +27 HR: 035KT RMK: THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: 20230718/2100Z $$