000 FKPZ25 KNHC 101449 TCAPZ5 TROPICAL STORM OLAF ICAO ADVISORY NUMBER 12 NWS NATIONAL HURRICANE CENTER MIAMI FL EP152021 1500 UTC FRI SEP 10 2021 TC ADVISORY DTG: 20210910/1500Z TCAC: KNHC TC: OLAF ADVISORY NR: 2021/012 OBS PSN: 10/1500Z N2406 W11118 MOV: NW 09KT INTST CHANGE: WKN C: 0990HPA MAX WIND: 060KT FCST PSN +6 HR: 10/2100Z N2422 W11201 FCST MAX WIND +6 HR: 055KT FCST PSN +12 HR: 11/0300Z N2431 W11242 FCST MAX WIND +12 HR: 050KT FCST PSN +18 HR: 11/0900Z N2434 W11318 FCST MAX WIND +18 HR: 045KT FCST PSN +24 HR: 11/1500Z N2431 W11352 FCST MAX WIND +24 HR: 040KT RMK: THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: 20210910/2100Z $$