FVXX20 KNES 280010 VOLCANIC ASH ADVISORY ISSUED: 20070728/0009Z VAAC: WASHINGTON VOLCANO: SANGAY 1502-09 LOCATION: S0201 W07820 AREA: ECUADOR SUMMIT ELEVATION: 17159 FT (5230 M) ADVISORY NUMBER: 2007/074 INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12. GFS WINDS. PILOT REPORT. ERUPTION DETAILS: ASH DETECTED AT 27/2352Z OBS ASH DATE/TIME: 27/2352Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL270 MOVING TO SW 15-20 KNOTS. FCST ASH CLOUD +6H: 28/0600Z FCST ASH CLOUD +12H: 28/1200Z FCST ASH CLOUD +18H: 28/1800Z REMARKS: THE GUAYAQUIL MWO INDICATES A PILOT REPORT OF ASH WAS DETECTED BETWEEN FL220-270 AT 2352Z. LATEST SATELLITE DATA THROUGH 2345Z HAS NO INDICATION OF ASH OR A HOTSPOT UNDER MAINLY CLEAR SKIES. ...RUMINSKI NEXT ADVISORY: WILL BE ISSUED BY 20070728/0615Z