FVXX20 KWBC 082330 VOLCANIC ASH ADVISORY ISSUED: 2002MAR08/2330Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: 0128S7826W AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M). . ADVISORY NUMBER: 2002/130 . INFORMATION SOURCE: GOES-8 IMAGERY. GEOPHYSICAL INSTITUTE. AVN MODEL WINDS FORECAST. . ERUPTION DETAILS: ASH OBSERVED AT 08/2215Z. . OBS ASH DATE/TIME: 08/2215Z . OBS ASH CLOUD: SFC/FL230 MOVING NE. ASH NOT IDENTIFIABLE FROM SATELLITE DATA. . FCST ASH CLOUD+6H: SEE SIGMETS. . REMARKS: THE GEOPHYSICAL INSTITUTE OBSERVED A VOLCANIC CLOUD AT 2115Z. HEIGHT ESTIMATE WAS TO FL230 WITH A MOVEMENT TO THE NE. HOWEVER NO SPEED WAS GIVEN. WINDS UP TO FL230 ARE LESS THAN 6 KNOTS. NO ASH OR HOT SPOT ACTIVITY WAS DETECTED IN SATELLITE IMAGERY THROUGH 2245Z. . NEXT ADVISORY: NO FURTHER ADVISORIES. . NNNN