FVXX21 KWBC 072330 VOLCANIC ASH ADVISORY ISSUED: 2002NOV07/2330Z VAAC: WASHINGTON . VOLCANO: REVENTADOR 1502-01 LOCATION: S0004W07739 AREA: ECUADOR . SUMMIT ELEVATION: 12139 FT (3700M) . ADVISORY NUMBER: 2002/021 . INFORMATION SOURCE: GOES-8 IMAGERY. GFS MODEL WIND FORECAST. GEOPHYSICAL INSTITUTE. . ERUPTION DETAILS: 07/1200Z. . OBS ASH DATE/TIME: 07/2045Z. . OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/FL200 MOVING NW 10 TO 15 KNOTS. FL200/FL330 MOVING W AT 20 TO 25 KNOTS. . FCST ASH CLOUD +6H: SEE SIGMETS AND VAFTAD. . REMARKS: ASH CANNOT BE SEEN IN SATELLITE IMAGERY THROUGH 2245Z. LAST VISIBLE IMAGES OF THE DAY (2045Z) SHOWED A THIN PLUME TO THE WEST SOUTH WEST OF THE VOLCANO. THE SIGNATURE OF THIS PLUME ON MULTISPECTRAL IMAGERY HAS BECOME INTERMIXED WITH CLOUDS. . NEXT ADVISORY: WILL BE ISSUED BY 2002NOV08/0530Z. . NNNN