FVXX20 KWBC 191516 VOLCANIC ASH ADVISORY ISSUE: 2003JUL19/1515Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 LOCATION: N1901W09837 AREA: MEXICO SUMMIT ELEVATION: 17930 FT (5465 M) ADVISORY NUMBER: 2003/102 INFORMATION SOURCE: GOES-12 IMAGERY. MEXICO CITY METEOROLOGICAL WATCH OFFICE. MEXICO CITY UPPER AIR SOUNDING. PILOT REPORT ERUPTION DETAILS: ERUPTION AT 1420Z OBS ASH DATE/TIME: 19/1445Z OBS ASH CLOUD: SFC/FL350 N1901W09837 N1911W09842 N1911W09849 N1901W09849 N1901W09837 MOVING NW 10-15 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS REMARKS: THE MEXICO CITY METEOROLOGICAL WATCH OFFICE REPORTED A 1420Z ERUPTION OF POPOCATEPETL. A CURRENTLY SMALL BUT FAIRLY DENSE AREA OF ASH CAN BE SEEN IN GOES IMAGERY MOVING TO THE NORTHWEST. A PILOT REPORT INDICATES ASH TO ABOUT FL350. A BRIGHT HOTSPOT CAN BE SEEN IN THE 1432Z AND 1445Z GOES IMAGES. NEXT ADVISORY: WILL BE ISSUED BY 2003JUL19/2115Z. NNNN