FVXX22 KWBC 281610 VOLCANIC ASH ADVISORY ISSUED: 2002FEB28/1610Z VAAC: WASHINGTON . TEST TEST . VOLCANO: POPOCATEPETL 1401-09 LOCATION: 1901N9837W AREA: MEXICO . SUMMIT ELEVATION: 17930 FT (5465 M) . ADVISORY NUMBER: 2002/103 . INFORMATION SOURCE: GOES-8 VISIBLE INFRARED AND MULTISPECTRAL IMAGERY. MEXICO CITY METEOROLOGICAL WATCH OFFICE. AVIATION MODEL WIND FORECAST. PILOT REPORTS. MEXICO CITY UPPER AIR SOUNDING. . ERUPTION DETAILS: EXHALATION AT 21/1702Z . OBS ASH DATE/TIME: 21/1715Z . OBS ASH CLOUD: SFC/FL350 1901N9837W-1820N9833W-1844N9905W- 1857N9910W-1901N9837W MOVING SW 25-35 KNOTS . FCST ASH CLOUD+6H: SEE SIGMETS AND VAFTAD. . REMARKS: THE MEXICO CITY METEOROLOGICAL WATCH OFFICE REPORTS AN EXHALATION OF THE VOLCANO WITH MOSTLY STEAM MIXED WITH SOME ASH. PILOT REPORTS SUGGEST THAT THE ASH IS TO FL350. ASH MAY EXTEND FARTHER TO THE WEST THAN INDICATED BECAUSE CLOUDS WEST OF THE VOLCANO ARE HAMPERING ASH DETECTION...WALTER/KARST . NEXT ADVISORY: WILL BE ISSUED BY 2001NOV22/0000Z . NNNN