FVXX21 KNES 132156 VA ADVISORY DTG: 20130513/2156Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 PSN: S0128 W07826 AREA: ECUADOR SUMMIT ELEV: 16480 FT (5023 M) ADVISORY NR: 2013/155 INFO SOURCE: GUAYAQUIL MWO. GOES-13. GFS WINDS. SEISMIC DETECTION. PILOT REPORT. GEOPHYSICAL INST. ERUPTION DETAILS: ONGOING EMISSION OF GASES WITH OCNL BURST OF ASH OBS VA DTG: 13/2115Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS FL100/FL250 070/10-20KT FCST VA CLD +6HR: 14/0330Z FCST VA CLD +12HR: 14/0930Z FCST VA CLD +18HR: 14/1530Z RMK: NO VA DETETED IN SAT DUE TO CLDS. VO RPRTS GAS PLUME WITH OCNL SHORT BURST OF ASH OF VAR CONSENTRATIONS MOSTLY WEAK. WEBCAMS NOT WORKING. SOME PIREPS OF VA BELOW FL250. ...SWANSON NXT ADVISORY: WILL BE ISSUED BY 20130514/0400Z