FVXX20 KWBC 152138 VOLCANIC ASH ADVISORY ISSUED: 2004JUL15/2138Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W7826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2004/372 INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: PILOT REPORT OF ASH AT 15/1837Z OBS ASH DATE/TIME: 15/2115Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL230 MOVING TO SW 15 KNOTS. FCST ASH CLOUD +6H: NOT AVBL FCST ASH CLOUD +12H: NOT AVBL FCST ASH CLOUD +18H: NOT AVBL REMARKS: A PILOT REPORTED ASH TO FL220 AT 1837Z. SATELLITE IMAGERY THROUGH 2115Z DID NOT REVEAL ANY ASH THROUGH PARTLY CLOUDY CONDITIONS. ...TURK NEXT ADVISORY: WILL BE ISSUED BY 2004JUL16/0345Z NNNN