FVXX20 KNES 171437 VOLCANIC ASH ADVISORY ISSUED: 2004SEP17/1437Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W7826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2004/476 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: ASH EMISSIONS STARTING 16/1749Z OBS ASH DATE/TIME: 17/1415Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/230 MOVING TO W 20 KNOTS. FCST ASH CLOUD +6H: NOT AVBL FCST ASH CLOUD +12H: NOT AVBL FCST ASH CLOUD +18H: NOT AVBL REMARKS: NO ASH OR HOTSPOTS CAN BE SEEN IN VISIBLE OR INFRARED OR MULTISPECTRAL SATELLITE IMAGERY THROUGH 1415Z. THE INSTITUTE REPORTS THAT THERE IS ALMOST CONTINUOUS NEAR SUMMIT ASH BEING EMITTED. SINCE ASH DOES NOT EXTEND BEYOND THE SUMMIT THIS WILL BE THE LAST ADVISORY FOR THIS EVENT. ...KARST THIS PRODUCTS HEADER WILL CHANGE FROM KWBC TO KNES EFFECTIVE OCT 28, 2004. NEXT ADVISORY: NO FURTHER ADVISORIES NNNN