FVXX20 KNES 281014 VOLCANIC ASH ADVISORY ISSUED: 20070728/1011Z VAAC: WASHINGTON VOLCANO: SANGAY 1502-09 LOCATION: S0201 W07820 AREA: ECUADOR SUMMIT ELEVATION: 17159 FT (5230 M) ADVISORY NUMBER: 2007/076 INFORMATION SOURCE: GOES-12. GFS WINDS. GUAYAQUIL MWO SIGMET ERUPTION DETAILS: OBSERVATION OF ASH AT 27/2352Z OBS ASH DATE/TIME: 28/0945Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/270 MOVING TO SW 5-20 KNOTS. FCST ASH CLOUD +6H: 28/1600Z FCST ASH CLOUD +12H: 28/2200Z FCST ASH CLOUD +18H: 29/0400Z REMARKS: DESPITE MOSTLY CLEAR SKIES NO ASH FOR THIS EVENT HAS BEEN SEEN IN SATELLITE IMAGERY. HOWEVER A WEAK INTERMITTENT HOTSPOT IS OBSERVED. THE ONLY KNOWN ASH OBSERVATION FROM THIS EVENT WAS A 27/2352Z PILOT REPORT OF ASH FL220/270 . NEXT ADVISORY: WILL BE ISSUED BY 20070728/1615Z