FVXX20 KNES 210409 VOLCANIC ASH ADVISORY ISSUED: 2006MAY21/0408Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2006/304 INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12. GFS WINDS. ERUPTION DETAILS: INTERMITTENT EMISSIONS OF ASH AND GASES OBS ASH DATE/TIME: 21/0345Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL220 MOVING TO S 0-15 KNOTS. FCST ASH CLOUD +6H: 21/1000Z FCST ASH CLOUD +12H: 21/1600Z FCST ASH CLOUD +18H: 21/2200Z REMARKS: NO ASH OR HOTSPOTS CAN CURRENTLY BE SEEN IN IMAGERY. THE MOST RECENT KNOWN ASH OBSERVATION WAS AT 20/1915Z WHEN THE GEOPHYSICAL INST REPORTED ASH TO FL200. ... NEXT ADVISORY: WILL BE ISSUED BY 2006MAY21/1015Z NNNN