FVXX22 KWBC 220029 VOLCANIC ASH ADVISORY ISSUED: 2004MAR22/0030Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2004/151 INFORMATION SOURCE: MEXICO CITY MWO. GEOPHYSICAL INSTITUTE. GOES-12 IMAGERY. ERUPTION DETAILS: ASH OBSERVED AT 21/2217Z OBS ASH DATE/TIME: 21/2345Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL200 MOVING NW AT 5-10 KNOTS. FCST ASH CLOUD+6H: NOT AVBL FCST ASH CLOUD+12H: NOT AVBL FCST ASH CLOUD+18H: NOT AVBL REMARKS: THE GEOPHYSICAL INSTITUTE REPORTED OBSERVING ASH AT 21/2217Z BETWEEN FL160/FL200. NO ASH IS VISIBLE IN SATELLITE IMAGERY AND WINDS ARE GENERALLY TO THE NORTHWEST AT LESS THAN 10 KNOTS. NEXT ADVISORY: NO FURTHER ADVISORIES. NNNN