FVXX21 KWBC 170526 VOLCANIC ASH ADVISORY ISSUED: 2003APR17/0530Z VAAC: WASHINGTON VOLCANO: TUNGURAHUA 1502-08 LOCATION: S0128W07826 AREA: ECUADOR SUMMIT ELEVATION: 16480 FT (5023 M) ADVISORY NUMBER: 2003/044 INFORMATION SOURCE: GUAYAQUIL MWO SIGMET. GEOPHYSICAL INSTITUTE. GFS MODEL WINDS FORECAST ERUPTION DETAILS: ASH OBSERVED AT 16/2215Z. OBS ASH DATE/TIME: 17/0345Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL230 MOVING SW 10 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS REMARKS: AT 16/2215Z THE GEOPHYSICAL INSTITUTE OBSERVED ASH TO FL230 OVER THE VOLCANO. NO ASH CAN BE SEEN IN SATELLITE IMAGERY THROUGH 17/0345Z BUT ASH DETECTION MIGHT BE HINDERED BY THE LOW LEVEL WEATHER CLOUDS IN THE AREA. NEXT ADVISORY: NO FURTHER ADVISORIES NNNN