FVXX20 KNES 150023 VOLCANIC ASH ADVISORY ISSUED: 2006MAY15/0023Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128 W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2006/278 INFORMATION SOURCE: GOES-12. GFS WINDS. SIGMET ERUPTION DETAILS: FREQUENT EMISSIONS OF GASES AND ASH OBS ASH DATE/TIME: 14/2345Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL150 MOVING TO W 0-5 KNOTS. FL160/FL260 MOVING TO E 5-20 KNOTS. FCST ASH CLOUD +6H: 15/0600Z FCST ASH CLOUD +12H: 15/1200Z FCST ASH CLOUD +18H: 15/1800Z REMARKS: THE MOST RECENT KNOWN ASH OBSERVATION WAS AT 1940Z WHEN A PILOT REPORTED ASH FL165/250 MOV W. NO ASH OR HOTSPOTS ARE CURRENTLY SEEN IN SATELLITE IMAGERY. LIGHT AND VARIABLE WINDS NEAR THE SUMMIT LEVEL RESULT IN A HIGH DEGREE OF UNCERTAINTY ABOUT WIND DIRECTION. ... NEXT ADVISORY: WILL BE ISSUED BY 2006MAY15/0630Z NNNN