FVXX20 KWBC 072255 VOLCANIC ASH ADVISORY ISSUED: 2002MAR07/2255Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: 0128S7826W AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M). . ADVISORY NUMBER: 2002/129 . INFORMATION SOURCE: GOES-8 IMAGERY. GEOPHYSICAL INSTITUTE. AVN MODEL WINDS FORECAST. . ERUPTION DETAILS: ASH OBSERVED AT 07/2035Z and 07/2158Z. . OBS ASH DATE/TIME: 07/2158Z . OBS ASH CLOUD: SFC/FL180 MOVING NE ASH NOT IDENTIFIABLE FROM SATELLITE DATA. . FCST ASH CLOUD+6H: SEE SIGMETS. . REMARKS: THE GEOPHYSICAL INSTITUTE REPORTED THE PRESENCE OF VOLCANIC ASH OVER THE VOLCANO TO FL180 AT 2035Z AND MOVING N/NE. A SECOND REPORT WAS MADE AT 2158Z OF ASH FL165. NO SPEED WAS GIVEN WITH EITHER REPORT, HOWEVER WINDS UP TO FL200 ARE LESS THAN 10 KNOTS. NEITHER OF THESE EVENTS WERE SEEN IN SATELLITE IMAGERY THROUGH 2215Z. . NEXT ADVISORY: NO FURTHER ADVISORIES. . NNNN