FVXX20 KNES 180041 VA ADVISORY DTG: 20080318/0040Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 PSN: S0128 W07826 AREA: ECUADOR SUMMIT ELEV: 16480 FT (5023 M) ADVISORY NR: 2008/271 INFO SOURCE: GOES-12. GFS WINDS. GEOPHYSICAL INST. ERUPTION DETAILS: ONGOING EMISSION OF GASES AND LIGHT ASH OBS VA DTG: 18/0015Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS FL100/FL240 045/5-10KT FCST VA CLD +6HR: 18/0630Z FCST VA CLD +12HR: 18/1230Z FCST VA CLD +18HR: 18/1830Z RMK: NO VA DETECTED DUE TO CLOUDS AND DARKNESS. VO REPORTS ONGOING LGT ACTIVITY WITH VA REPORTED WITHIN 5 NM SW OF SUMMIT. ...SWANSON NXT ADVISORY: WILL BE ISSUED BY 20080318/0645Z NNNN