000 FKPZ24 KNHC 311447 TCAPZ4 TROPICAL DEPRESSION NINE-E ICAO ADVISORY NUMBER 4 NWS NATIONAL HURRICANE CENTER MIAMI FL EP092021 1500 UTC SAT JUL 31 2021 TC ADVISORY DTG: 20210731/1500Z TCAC: KNHC TC: NINE-E ADVISORY NR: 2021/004 OBS PSN: 31/1500Z N1206 W12736 MOV: W 04KT INTST CHANGE: NC C: 1008HPA MAX WIND: 025KT FCST PSN +6 HR: 31/2100Z N1206 W12759 FCST MAX WIND +6 HR: 025KT FCST PSN +12 HR: 01/0300Z N1206 W12827 FCST MAX WIND +12 HR: 025KT FCST PSN +18 HR: 01/0900Z N1206 W12857 FCST MAX WIND +18 HR: 030KT FCST PSN +24 HR: 01/1500Z N1209 W12934 FCST MAX WIND +24 HR: 030KT RMK: THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: 20210731/2100Z $$