000 FKPZ22 KNHC 210231 TCAPZ2 TROPICAL DEPRESSION GREG ICAO ADVISORY NUMBER 18 NWS NATIONAL HURRICANE CENTER MIAMI FL EP072011 0300 UTC SUN AUG 21 2011 TC ADVISORY DTG: 20110821/0300Z TCAC: KNHC TC: GREG NR: 018 PSN: N2006 W12100 MOV: WNW 06KT C: 1008HPA MAX WIND: 030KT FCST PSN + 06 HR: 210900 N2010 W12140 FCST MAX WIND + 06 HR: 025KT FCST PSN + 12 HR: 211500 N2010 W12221 FCST MAX WIND + 12 HR: 025KT FCST PSN + 18 HR: 212100 N2007 W12303 FCST MAX WIND + 18 HR: 025KT FCST PSN + 24 HR: 220300 N1958 W12346 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: 20110821/0900Z $$