FVXX20 KNES 202340 VA ADVISORY DTG: 20080520/2340Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 PSN: S0128 W07826 AREA: ECUADOR SUMMIT ELEV: 16480 FT (5023 M) ADVISORY NR: 2008/494 INFO SOURCE: GOES-12. GFS WINDS. SEISMIC DETECTION. GEOPHYSICAL INST. ERUPTION DETAILS: ONGOING EMISSIONS OBS VA DTG: 20/2315Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS FL100/FL260 90/20KT FCST VA CLD +6HR: 21/0530Z FCST VA CLD +12HR: 21/1130Z FCST VA CLD +18HR: 21/1730Z RMK: UPDATED WITH NEW GEOPHYS INST OBS...ASH STILL NOT VISIBLE IN IMAGERY DUE TO CLOUDS. AT 20/2315Z GEOPHYS INST REPORTED ASH TO FL260 MOVING NW. SEISMIC ACTIVITY REMAINS HIGH. ...LIDDICK NXT ADVISORY: WILL BE ISSUED BY 20080521/0545Z NNNN