FVXX20 KNES 180146 VA ADVISORY DTG: 20130818/0146Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2013/238 INFO SOURCE: GOES-13. GFS WINDS. VOLCANO WEB CAMERA. CENAPRED. ERUPTION DETAILS: JUST FAINT AREA OF DISPG VA FROM INITAL EMISSION. NO NEW ASH OBS VA DTG: 18/0115Z OBS VA CLD: SFC/FL250 N1819 W10029 - N1815 W10008 - N1759 W10002 - N1735 W10044 - N1758 W10102 - N1819 W10029 MOV SW 20KT FCST VA CLD +6HR: 18/0730Z SFC/FL250 N1734 W10210 - N1659 W10143 - N1644 W10207 - N1716 W10232 - N1734 W10210 FCST VA CLD +12HR: 18/1330Z SFC/FL250 NO ASH EXP FCST VA CLD +18HR: 18/1930Z NO ASH EXP RMK: LEADING EDGE OF VA AREA FROM INITIAL EMISSION IS ARND 152 NM SW OF SUMMIT AND ARND 30 NM WIDE. AREA WILL LIKELY DISP BEFORE REACHING 6HR FCST. NO NEW VA SEEN BETWEEN SUMMIT AND AREA. ...SWANSON NXT ADVISORY: WILL BE ISSUED BY 20130818/0745Z