000 FKNT22 KNHC 181433 TCANT2 TROPICAL DEPRESSION HELENE ICAO ADVISORY NUMBER 12 NWS NATIONAL HURRICANE CENTER MIAMI FL AL072012 1500 UTC SAT AUG 18 2012 TC ADVISORY DTG: 20120818/1500Z TCAC: KNHC TC: HELENE NR: 012 PSN: N2200 W09800 MOV: NW 08KT C: 1008HPA MAX WIND: 030KT FCST PSN + 06 HR: 182100 N2224 W09828 FCST MAX WIND + 06 HR: 025KT FCST PSN + 12 HR: 190300 N2242 W09843 FCST MAX WIND + 12 HR: 025KT FCST PSN + 18 HR: 190900 N2254 W09846 FCST MAX WIND + 18 HR: 025KT FCST PSN + 24 HR: 191500 N2307 W09843 FCST MAX WIND + 24 HR: 025KT RMK THE FORECAST POSITION INFORMATION IN THIS PRODUCT IS INTERPOLATED FROM OFFICIAL FORECAST DATA VALID AT 0000... 0600...1200...AND 1800Z. NXT MSG: 20120818/2100Z ..