FVXX20 KWBC 251934 VOLCANIC ASH ADVISORY ISSUED: 2003APR25/1930Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 LOCATION: N1901W09837 AREA: MEXICO SUMMIT ELEVATION: 17930 FT (5465 M) ADVISORY NUMBER: 2003/073 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: ASH EMISSION ABOUT 25/0145Z OBS ASH DATE/TIME: NIL OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. FCST ASH CLOUD +6H: SEE SIGMETS REMARKS: THE TWO AREAS OF ASH THAT WERE DETECTED IN MULTISPECTRAL IMAGERY OVER EASTERN MEXICO HAVE DISSIPATED. ASH CAN NO LONGER BE DETECTED FROM THE ERUPTION AT 25/0145Z. THE HOT SPOT IN SHORTWAVE IMAGERY HAS ALSO DISSIPATED. NEXT ADVISORY: NO FURTHER ADVISORIES NNNN