572 FKPZ23 KNHC 231432 TCAPZ3 TROPICAL STORM MARTY ICAO ADVISORY NUMBER 2 NWS NATIONAL HURRICANE CENTER MIAMI FL EP132021 1500 UTC MON AUG 23 2021 TC ADVISORY DTG: 20210823/1500Z TCAC: KNHC TC: MARTY ADVISORY NR: 2021/002 OBS PSN: 23/1500Z N2030 W11224 MOV: W 13KT INTST CHANGE: NC C: 1003HPA MAX WIND: 035KT FCST PSN +6 HR: 23/2100Z N2033 W11348 FCST MAX WIND +6 HR: 040KT FCST PSN +12 HR: 24/0300Z N2036 W11510 FCST MAX WIND +12 HR: 040KT FCST PSN +18 HR: 24/0900Z N2036 W11631 FCST MAX WIND +18 HR: 040KT FCST PSN +24 HR: 24/1500Z N2034 W11743 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: 20210823/2100Z $$