000 FKNT21 KNHC 172042 TCANT1 TROPICAL STORM IOTA ICAO ADVISORY NUMBER 18 NWS NATIONAL HURRICANE CENTER MIAMI FL AL312020 2100 UTC TUE NOV 17 2020 TC ADVISORY DTG: 20201117/2100Z TCAC: KNHC TC: IOTA ADVISORY NR: 2020/018 OBS PSN: 17/2100Z N1342 W08612 MOV: W 10KT C: 0993HPA MAX WIND: 050KT FCST PSN +6 HR: 18/0300Z N1337 W08715 FCST MAX WIND +6 HR: 035KT FCST PSN +12 HR: 18/0900Z N//// W///// FCST MAX WIND +12 HR: ///KT FCST PSN +18 HR: 18/1500Z N//// W///// FCST MAX WIND +18 HR: ///KT FCST PSN +24 HR: 18/2100Z N//// W///// FCST MAX WIND +24 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: 20201118/0300Z ??