355 FKPZ25 KNHC 102045 TCAPZ5 TROPICAL STORM OLAF ICAO ADVISORY NUMBER 13 NWS NATIONAL HURRICANE CENTER MIAMI FL EP152021 2100 UTC FRI SEP 10 2021 TC ADVISORY DTG: 20210910/2100Z TCAC: KNHC TC: OLAF ADVISORY NR: 2021/013 OBS PSN: 10/2100Z N2436 W11242 MOV: WNW 09KT INTST CHANGE: WKN C: 1001HPA MAX WIND: 040KT FCST PSN +6 HR: 11/0300Z N2444 W11318 FCST MAX WIND +6 HR: 035KT FCST PSN +12 HR: 11/0900Z N2446 W11354 FCST MAX WIND +12 HR: 035KT FCST PSN +18 HR: 11/1500Z N2443 W11430 FCST MAX WIND +18 HR: 030KT FCST PSN +24 HR: 11/2100Z N2434 W11503 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: 20210911/0300Z $$