FVXX20 KNES 030229 VOLCANIC ASH ADVISORY ISSUED: 20070903/0227Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2007/544 INFORMATION SOURCE: GOES-12. GFS WINDS. GUAYAQUIL MWO SIGMET ERUPTION DETAILS: PILOT OBSERVED ASH AT 02/2035Z OBS ASH DATE/TIME: 03/0145Z OBS ASH CLOUD: VA NOT IDENTIFIABLE FROM SATELLITE DATA. FCST ASH CLOUD +6H: NOT AVBL FCST ASH CLOUD +12H: NOT AVBL FCST ASH CLOUD +18H: NOT AVBL REMARKS: NO ASH OR HOTSPOTS HAVE BEEN OBSERVED BY SATELLITE DURING THIS EVENT BUT IT IS POSSIBLE THAT THE LOW LEVEL WEATHER CLOUDS IN THE AREA COULD BE SLIGHTLY HINDERING ASH DETECTION. THE ONLY KNOWN ASH OBSERVATION WAS THE 2035Z PILOT REPORT OF WESTWARD MOVING ASH TO FL200. ... NEXT ADVISORY: NO FURTHER ADVISORIES