000 FKNT24 KNHC 251455 TCANT4 HURRICANE IRENE ICAO ADVISORY NUMBER 21 NWS NATIONAL HURRICANE CENTER MIAMI FL AL092011 1500 UTC THU AUG 25 2011 TC ADVISORY DTG: 20110825/1500Z TCAC: KNHC TC: IRENE NR: 021 PSN: N2554 W07648 MOV: NNW 11KT C: 0951HPA MAX WIND: 100KT FCST PSN + 06 HR: 252100 N2658 W07716 FCST MAX WIND + 06 HR: 105KT FCST PSN + 12 HR: 260300 N2800 W07734 FCST MAX WIND + 12 HR: 105KT FCST PSN + 18 HR: 260900 N2900 W07743 FCST MAX WIND + 18 HR: 110KT FCST PSN + 24 HR: 261500 N2958 W07743 FCST MAX WIND + 24 HR: 110KT RMK THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: 20110825/2100Z $$