000 FKNT23 KNHC 201447 TCANT3 HURRICANE BILL ICAO ADVISORY NUMBER 21 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL032009 1500 UTC THU AUG 20 2009 TC ADVISORY DTG: 20090820/1500Z TCAC: KNHC TC: BILL NR: 021 PSN: N2236 W06142 MOV: NW 16KT C: 0951HPA MAX WIND: 105KT FCST PSN + 06 HR: 202100 N2340 W06306 FCST MAX WIND + 06 HR: 110KT FCST PSN + 12 HR: 210300 N2448 W06421 FCST MAX WIND + 12 HR: 110KT FCST PSN + 18 HR: 210900 N2600 W06527 FCST MAX WIND + 18 HR: 115KT FCST PSN + 24 HR: 211500 N2719 W06622 FCST MAX WIND + 24 HR: 115KT RMK THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: 20090820/2100Z $$