FVXX20 KNES 201616 VOLCANIC ASH ADVISORY ISSUED: 2004AUG20/1615Z VAAC: WASHINGTON VOLCANO: GALERAS 1501-08 LOCATION: N0113W7722 AREA: COLOMBIA SUMMIT ELEVATION: 14029 FT (4276 M) ADVISORY NUMBER: 2004/25 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. PILOT REPORT. BOGOTA MWO ERUPTION DETAILS: POSSIBLE ASH OBSERVED BY PILOT AROUND 1300Z TO FL320. OBS ASH DATE/TIME: 20/1515Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS FL100/320 MOVING TO W 10-20 KNOTS. FCST ASH CLOUD +6H: NOT AVBL FCST ASH CLOUD +12H: NOT AVBL FCST ASH CLOUD +18H: NOT AVBL REMARKS: A PILOT OBSERVED FL320 ASH AT ABOUT 1300Z. SATELLITE IMAGERY THRU 1515Z DOES NOT SHOW ANY HOTSPOT OR ASH PLUME EMITTING FROM THE SUMMIT OF GALERAS VOLCANO. BOGOTA MWO ALSO DOES NOT REPORT ANY ERUPTION. ...STREETT NEXT ADVISORY: NO FURTHER ADVISORIES NNNN