FVXX21 KNES 172243 VOLCANIC ASH ADVISORY ISSUED: 20070917/2243Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S01170 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2007/570 INFORMATION SOURCE: GOES-12. GFS WINDS. GEOPHYSICAL INST. PILOT REPORT. ERUPTION DETAILS: ONGOING EMISSIONS OBS ASH DATE/TIME: 17/2145Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL270 MOVING TO W 10-15 KNOTS. FCST ASH CLOUD +6H: 18/0400Z FCST ASH CLOUD +12H: 18/1000Z FCST ASH CLOUD +18H: 18/1600Z REMARKS: AT 17/1545Z A PILOT REPORTED AS AT FL270 MOVING WEST. ASH CANNOT BE DETECTED IN GOES-12 SATELLITE IMAGERY DUE TO WEATHER CLOUDS OVER THE AREA. ...BROWN NEXT ADVISORY: WILL BE ISSUED BY 20070918/0445Z NNNN