FVXX20 KNES 081714 VA ADVISORY DTG: 20130508/1714Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2013/079 INFO SOURCE: MEXICO CITY MWO. GOES-13. GFS WINDS. ERUPTION DETAILS: SUMMIT EMISSIONS APPEAR TO BE STEAM AND GASES OBS VA DTG: 08/1645Z OBS VA CLD: SFC/FL220 N1930 W09806 - N1617 W09528 - N1558 W09752 - N1728 W09823 - N1858 W09828 - N1930 W09806 MOV S 5-10KT FCST VA CLD +6HR: 08/2300Z SFC/FL230 NO ASH EXP FCST VA CLD +12HR: 09/0500Z NO ASH EXP FCST VA CLD +18HR: 09/1100Z RMK: VA STILL PRESENT S OF SUMMIT. THIS IS EXPECTED TO DISSIPATE OVER NEXT 6HRS. MEXICO CITY CONFIRMS MAINLY GASES AND STEAM COMING FROM SUMMIT. ...SALEMI NXT ADVISORY: WILL BE ISSUED BY 20130508/2315Z