FVXX20 KNES 181935 VA ADVISORY DTG: 20130318/1935Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2013/032 INFO SOURCE: GOES-13. NAM WINDS. VOLCANO WEB CAMERA. CENAPRED. ERUPTION DETAILS: ONGOING EMISSION OF GASES WITH OCNL VARY LGT ASH OBS VA DTG: 18/1902Z OBS VA CLD: FL100/190 N1909 W09811 - N1905 W09810 - N1859 W09835 - N1902 W09837 - N1909 W09811 MOV E 10-15KT FCST VA CLD +6HR: 19/0100Z FL100/190 N1911 W09810 - N1905 W09807 - N1858 W09837 - N1904 W09837 - N1911 W09810 FCST VA CLD +12HR: 19/0700Z FL190/ NO ASH EXP FCST VA CLD +18HR: 19/1300Z NO ASH EXP RMK: SHORT FAINT PLUME EXTD ARND 25NM ENE FROM SUMMIT. WEBCAM AND VO RPRT ONCL VARY LGT ASH EMITTED INTO GAS PLUME AND DECREASG. ...SWANSON NXT ADVISORY: WILL BE ISSUED BY 20130319/0130Z