FVXX22 KWBC 070600 VOLCANIC ASH ADVISORY ISSUED: 2003APR07/0600Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023M) ADVISORY NUMBER: 2003/037 INFORMATION SOURCE: GUAYAQUIL MWO SIGMET. GFS MODEL WINDS FORECAST. PILOT REPORT ERUPTION DETAILS: ASH OBSERVED AT 06/2310Z. OBS ASH DATE/TIME: 07/0345. OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL240 MOVING W 15 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS. REMARKS: NO ASH WAS DETECTED IN SATELLITE IMAGERY FROM THE EARLIER PILOT REPORT REPORTED FROM GUAYAQUIL....KARST NEXT ADVISORY: NO FURTHER ADVISORIES NNNN