FVXX21 KWBC 231925 VOLCANIC ASH ADVISORY ISSUED: 2003FEB23/1925Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 LOCATION: N1901W09837 AREA: MEXICO SUMMIT ELEVATION: 17930 FT (5465 M) ADVISORY NUMBER: 2003/052 INFORMATION SOURCE: GOES-8 IMAGERY. GFS MODEL WINDS FORECAST. MEXICO CITY MWO SIGMET. POPO CAMERA. ERUPTION DETAILS: ERUPTION AT 23/1901Z. OBS ASH DATE/TIME: 23/1902Z. OBS ASH CLOUD: SFC/FL250 3 NM WIDE LINE OF ASH EXTENDING BETWEEN N1901W09837 N1904W09836. ASH IS MOVING E 50 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS AND VAFTAD. REMARKS: THE MEXICO CITY MWO REPORTED AN ERUPTION OF POPOCATEPETL AT 1901Z. THE POPO CAMERA SUGGESTED A SIGNIFICANT AMOUNT OF ASH MAY HAVE BEEN EJECTED IN THIS MOST RECENT ERUPTION. ONLY STEAM AND GASES WERE BEING EMITTED FROM THE VOLCANO AT 1921Z. THE ASH CLOUD PREVIOUSLY TRACKED OVER THE ATLANTIC OCEAN WAS NO LONGER DISCERNIBLE IN SATELLITE IMAGERY AT 1845Z. TURK TO OBTAIN VAA FROM THE WASHINGTON VAAC EMAIL NOTIFICATION SEE THE WEB PAGE http://www.ssd.noaa.gov/VAAC/subscribe.html(ALL LETTERS IN ADDRESS ARE IN LOWER CASE EXCEPT VAAC). THE WASHINGTON VAAC WILL MAKE EVERY EFFORT TO KEEP THE EMAIL NOTIFICATION UP AND RUNNING. HOWEVER IT IS NOT CONSIDERED AN OFFICIAL METHOD OF DISTRIBUTION. NEXT ADVISORY: WILL BE ISSUED BY 2003FEB23/2000Z. NNNN