000 FKNT25 KNHC 310843 TCANT5 TROPICAL STORM IDALIA ICAO ADVISORY NUMBER 19 NWS NATIONAL HURRICANE CENTER MIAMI FL AL102023 0900 UTC THU AUG 31 2023 TC ADVISORY DTG: 20230831/0900Z TCAC: KNHC TC: IDALIA ADVISORY NR: 2023/019 OBS PSN: 31/0900Z N3336 W07800 MOV: ENE 18KT INTST CHANGE: NC C: 0991HPA MAX WIND: 050KT FCST PSN +3 HR: 31/1200Z N3344 W07701 FCST MAX WIND +3 HR: 050KT FCST PSN +9 HR: 31/1800Z N3400 W07506 FCST MAX WIND +9 HR: 050KT FCST PSN +15 HR: 01/0000Z N3345 W07324 FCST MAX WIND +15 HR: 050KT FCST PSN +21 HR: 01/0600Z N3330 W07142 FCST MAX WIND +21 HR: 045KT FCST PSN +27 HR: 01/1200Z N3257 W07024 FCST MAX WIND +27 HR: 045KT RMK: THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: 20230831/1500Z $$