FVXX20 KWBC 200604 VOLCANIC ASH ADVISORY ISSUED: 2003NOV20/0600Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2003/511 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: ASH OBSERVED AT 19/1115Z OBS ASH DATE/TIME: NIL OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. FCST ASH CLOUD+6H: SEE SIGMETS REMARKS: NO ASH WAS OBSERVED IN SATELLITE IMAGERY THROUGH 0515Z AND NO REPORTS OF ACTIVITY HAVE BEEN RECEIVED SINCE ASH WAS LAST DETECTED IN SATELLITE IMAGERY ON 19/1115Z. NO FURTHER ADVISORIES WILL BE ISSUED UNLESS THE FIRST VISIBLE IMAGES AVAILABLE BY 1200Z REVEAL AN ASH PLUME OR ADDITIONAL INFORMATION IS RECEIVED. TURK NEXT ADVISORY: NO FURTHER ADVISORIES. NNNN