000 FKNT24 KNHC 301454 TCANT4 TROPICAL STORM IDA ICAO ADVISORY NUMBER 18 NWS NATIONAL HURRICANE CENTER MIAMI FL AL092021 1500 UTC MON AUG 30 2021 TC ADVISORY DTG: 20210830/1500Z TCAC: KNHC TC: IDA ADVISORY NR: 2021/018 OBS PSN: 30/1500Z N3154 W09042 MOV: N 08KT INTST CHANGE: WKN C: 0996HPA MAX WIND: 035KT FCST PSN +6 HR: 30/2100Z N3242 W09018 FCST MAX WIND +6 HR: 030KT FCST PSN +12 HR: 31/0300Z N3327 W08940 FCST MAX WIND +12 HR: 030KT FCST PSN +18 HR: 31/0900Z N3409 W08849 FCST MAX WIND +18 HR: 025KT FCST PSN +24 HR: 31/1500Z N3449 W08746 FCST MAX WIND +24 HR: 025KT RMK: THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: 20210830/2100Z $$