FVXX21 KNES 191522 VA ADVISORY DTG: 20130919/1522Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17930 FT (5465 M) ADVISORY NR: 2013/254 INFO SOURCE: POPOCATEPETL WEBCAM ERUPTION DETAILS: NOT AVBL RMK: AFWA FOR WASHINGTON VAAC. 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