FVXX22 KNES 181902 VOLCANIC ASH ADVISORY ISSUED: 20070318/1859Z VAAC: WASHINGTON VOLCANO: SANGAY 1502-09 LOCATION: S0201 W07820 AREA: ECUADOR SUMMIT ELEVATION: 17159 FT (5230 M) ADVISORY NUMBER: 2007/052 INFORMATION SOURCE: GOES-12. GFS WINDS. ERUPTION DETAILS: PILOT REPOT AT 17/1920Z OBS ASH DATE/TIME: 18/1815Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL180 MOVING TO W 5-10 KNOTS. FCST ASH CLOUD +6H: 19/0030Z FCST ASH CLOUD +12H: 19/0630Z FCST ASH CLOUD +18H: 19/1230Z REMARKS: ASH CANNOT BE DETECTED IN GOES-12 SATELLITE IMAGERY DUE TO DENSE WEATHER CLOUDS. ...BROWN NEXT ADVISORY: WILL BE ISSUED BY 20070319/0100Z