000 FKNT21 KNHC 051159 TCANT1 HURRICANE IRMA SPECIAL ICAO ADVISORY NUMBER 25 NWS NATIONAL HURRICANE CENTER MIAMI FL AL112017 1200 UTC TUE SEP 05 2017 TC ADVISORY DTG: 20170905/1200Z TCAC: KNHC TC: IRMA NR: 025 PSN: N1642 W05742 MOV: W 12KT C: 0929HPA MAX WIND: 150KT FCST PSN + 06 HR: 051500 N1651 W05818 FCST MAX WIND + 06 HR: 155KT FCST PSN + 12 HR: 052100 N1710 W05933 FCST MAX WIND + 12 HR: 155KT FCST PSN + 18 HR: 060300 N1731 W06051 FCST MAX WIND + 18 HR: 150KT FCST PSN + 24 HR: 060900 N1755 W06210 FCST MAX WIND + 24 HR: 150KT RMK THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: 20170905/1500Z ..