FVXX20 KNES 151336 VOLCANIC ASH ADVISORY ISSUED: 20070415/1331Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2007/218 INFORMATION SOURCE: GOES-12. GFS WINDS. GEOPHYSICAL INST. ERUPTION DETAILS: ONGOING ASH EMISSIONS OBS ASH DATE/TIME: 15/1315Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL250 MOVING TO W 5-20 KNOTS. FL100/FL250 MOVING TO W 5-20 KNOTS. FCST ASH CLOUD +6H: 15/1930Z FCST ASH CLOUD +12H: 16/0130Z FCST ASH CLOUD +18H: 16/0730Z REMARKS: AT 14/1910Z THE GEOPHYSICAL INSTITUTE OBSERVED ASH BETWEEN FL165/260 MOVING WEST. ASH CANNOT BE DETECTED IN THE CURRENT GOES-12 IMAGERY DUE TO DENSE WEATHER CLOUDS OVER THE AREA. ...BROWN NEXT ADVISORY: WILL BE ISSUED BY 20070415/1930Z