000 FKNT24 KNHC 210857 TCANT4 TROPICAL STORM IRENE ICAO ADVISORY NUMBER 3 NWS NATIONAL HURRICANE CENTER MIAMI FL AL092011 0900 UTC SUN AUG 21 2011 TC ADVISORY DTG: 20110821/0900Z TCAC: KNHC TC: IRENE NR: 003 PSN: N1624 W06118 MOV: W 18KT C: 1006HPA MAX WIND: 045KT FCST PSN + 06 HR: 211500 N1648 W06254 FCST MAX WIND + 06 HR: 050KT FCST PSN + 12 HR: 212100 N1707 W06427 FCST MAX WIND + 12 HR: 055KT FCST PSN + 18 HR: 220300 N1722 W06557 FCST MAX WIND + 18 HR: 060KT FCST PSN + 24 HR: 220900 N1737 W06719 FCST MAX WIND + 24 HR: 065KT RMK THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: 20110821/1500Z $$