FVXX20 KNES 241355 VA ADVISORY DTG: 20130324/1355Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2013/036 INFO SOURCE: MEXICO CITY MWO. GOES-13. GFS WINDS. ERUPTION DETAILS: VA NOT OBSERVED IN STLT IMAGERY OBS VA DTG: 23/1332Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA. FCST VA CLD +6HR: 23/1930Z FCST VA CLD +12HR: 24/0130Z FCST VA CLD +18HR: 24/0730Z RMK: MEXICO CITY CNCLD SIGMET. VA NOT OBSERVED IN CLEAR VISIBLE IMAGERY. ... NXT ADVISORY: NO FURTHER ADVISORIES