FVXX23 KNES 290306 VOLCANIC ASH ADVISORY ISSUED: 20070329/0303Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2007/147 INFORMATION SOURCE: GOES-12. GFS WINDS. GEOPHYSICAL INST. PILOT REPORT. ERUPTION DETAILS: ASH OBSERVED 28/2341Z OBS ASH DATE/TIME: 29/0215Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL250 MOVING TO W 15-20 KNOTS. FCST ASH CLOUD +6H: 29/0830Z FCST ASH CLOUD +12H: 29/1430Z FCST ASH CLOUD +18H: 29/2030Z REMARKS: ASH CANNOT BE DETECTED IN GOES-12 INFRARED IMAGERY AT 29/0215Z DUE TO DENSE WEATHER CLOUDS. AT 28/2341Z A PILOT REPORTED ASH AT FL250 MOVING WEST. ...BROWN NEXT ADVISORY: WILL BE ISSUED BY 20070329/0900Z