FVXX20 KNES 230631 VOLCANIC ASH ADVISORY ISSUED: 2005JAN23/0630Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 LOCATION: N1901W09837 AREA: MEXICO SUMMIT ELEVATION: 17802 FT (5426 M) ADVISORY NUMBER: 2005/011 INFORMATION SOURCE: MEXICO CITY MWO. GOES-12. GFS MODEL WINDS. ERUPTION DETAILS: STRONG ERUPTION AT 23/0010Z. OBS ASH DATE/TIME: NIL OBS ASH CLOUD: FCST ASH CLOUD +6H: NOT AVBL FCST ASH CLOUD +12H: NOT AVBL FCST ASH CLOUD +18H: NOT AVBL REMARKS: THE ASH SEEN EARLIER MOVING OFF TO THE NE AT 60-70 KTS WAS LAST OBSERVED IN THE VICINITY OF 22.5N AND 95.8W. HOWEVER...IT MIXED IN WITH JET CIRRUS AND CAN NO LONGER BE SEEN. IN ADDITION NO NEW ASH EMISSIONS HAVE BEEN OBSERVED. WALTER ... NEXT ADVISORY: NO FURTHER ADVISORIES NNNN