FVXX20 KNES 271305 VA ADVISORY DTG: 20110327/1305Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2011/016 INFO SOURCE: MEXICO CITY MWO. VOLCANO WEB CAMERA. CENAPRED. ERUPTION DETAILS: SMALL EXHALATION 27/1250Z RMK: WE HAVE RECEIVED INFORMATION SUGGESTING A POSSIBLE VA EMISSION. WE WILL GATHER FURTHER INFORMATION AND ISSUE A FULL ADVISORY AS SOON AS POSSIBLE. NXT ADVISORY: AS SOON AS POSSIBLE NNNN