FVXX21 KNES 210548 VOLCANIC ASH ADVISORY ISSUED: 20070321/0548Z VAAC: WASHINGTON VOLCANO: SANGAY 1502-09 LOCATION: S0201 W07820 AREA: ECUADOR SUMMIT ELEVATION: 17159 FT (5230 M) ADVISORY NUMBER: 2007/056 INFORMATION SOURCE: GOES-12. GFS WINDS. ERUPTION DETAILS: OBS ASH DATE/TIME: 21/0345Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL220 MOVING TO SW 5-10 KNOTS. FCST ASH CLOUD +6H: 21/1000Z FCST ASH CLOUD +12H: 21/1600Z FCST ASH CLOUD +18H: 21/2200Z REMARKS: BASED ON 0345Z IMAGERY...THERE IS NO VISIBLE ASH IN SATELLITE IMAGERY DUE TO CLOUD COVER. ...BANKS NEXT ADVISORY: WILL BE ISSUED BY 20070321/1145Z