FVXX20 KWBC 071841 VOLCANIC ASH ADVISORY ISSUED: 2004JUL07/1840Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W7826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2004/339 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: OCCASIONAL ASH EMISSIONS OBS ASH DATE/TIME: 07/1815Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/230 MOVING TO W 5-10 KNOTS. FCST ASH CLOUD +6H: NOT AVBL FCST ASH CLOUD +12H: NOT AVBL FCST ASH CLOUD +18H: NOT AVBL REMARKS: THE ASH VISIBLE THIS MORNING CAN NO LONGER BE SEEN IN SATELLITE IMAGERY. NO NEW ASH IS VISIBLE AND THE HOTSPOT ACTIVITY HAS DIMINISHED. CLOUDS ARE NOW OBSCURING THE VOLCANO. ... NEXT ADVISORY: WILL BE ISSUED BY 2004JUL08/0045Z NNNN