790 FKNT23 KNHC 191435 TCANT3 TROPICAL STORM HENRI ICAO ADVISORY NUMBER 15 NWS NATIONAL HURRICANE CENTER MIAMI FL AL082021 1500 UTC THU AUG 19 2021 TC ADVISORY DTG: 20210819/1500Z TCAC: KNHC TC: HENRI ADVISORY NR: 2021/015 OBS PSN: 19/1500Z N2930 W07030 MOV: W 09KT INTST CHANGE: NC C: 0995HPA MAX WIND: 060KT FCST PSN +6 HR: 19/2100Z N2937 W07126 FCST MAX WIND +6 HR: 060KT FCST PSN +12 HR: 20/0300Z N2952 W07209 FCST MAX WIND +12 HR: 060KT FCST PSN +18 HR: 20/0900Z N3013 W07239 FCST MAX WIND +18 HR: 060KT FCST PSN +24 HR: 20/1500Z N3046 W07254 FCST MAX WIND +24 HR: 060KT RMK: THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: 20210819/2100Z $$