FVXX21 KNES 201637 VA ADVISORY DTG: 20130220/1637Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2013/013 INFO SOURCE: MEXICO CITY MWO. GOES-13. ERUPTION DETAILS: EMISSION 20/0400Z OBS VA DTG: 20/1615Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA. FCST VA CLD +6HR: 20/2230Z FCST VA CLD +12HR: 21/0430Z FCST VA CLD +18HR: 21/1030Z RMK: VA HAS NOT BE DETECTED FOR THE PAST 6HRS. ...GALLINA NXT ADVISORY: NO FURTHER ADVISORIES