FVXX23 KNES 170746 VOLCANIC ASH ADVISORY ISSUED: 20070317/0746Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2007/096 INFORMATION SOURCE: GOES-12. GFS WINDS. ERUPTION DETAILS: ONGOING ASH EMISSIONS OBS ASH DATE/TIME: 17/0715Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL130 MOVING TO SW 5 KNOTS. FL150/FL400 MOVING TO W 10-15 KNOTS. FCST ASH CLOUD +6H: 17/1330Z FCST ASH CLOUD +12H: 17/1930Z FCST ASH CLOUD +18H: 18/0130Z REMARKS: ASH CANNOT BE SEEN IN INFRARED OR MULTISPECTRAL SATELLITE IMAGERY. IT IS POSSIBLE THAT LOW WEATHER CLOUDS ARE HINDERING SATELLITE BASED ASH DETECTION. ... NEXT ADVISORY: WILL BE ISSUED BY 20070317/1345Z