FVXX20 KWBC 300439 VOLCANIC ASH ADVISORY ISSUED: 2004MAY30/0438Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2004/226 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: BEGINING AROUND 29/0144 OBS ASH DATE/TIME: 30/0345Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL200 MOVING TO W 20 KNOTS. FCST ASH CLOUD +6H: NOT AVBL FCST ASH CLOUD +12H: NOT AVBL FCST ASH CLOUD +18H: NOT AVBL REMARKS: NO ASH DETECTED IN IMAGERY DUE TO CLOUD COVER. LAST REPORT FROM GEOPHYSICAL INSTITUTE STATED ACTITITY WAS CONTINUING BUT NOT AT HIGH LEVELS. ... NEXT ADVISORY: WILL BE ISSUED BY 2004MAY30/1030Z NNNN