FVXX20 KWBC 280630 VOLCANIC ASH ADVISORY ISSUED: 2001DEC28/0630Z VAAC: WASHINGTON . VOLCANO: POPOCATEPETL 1401-09 LOCATION: 1901N 9837W AREA: MEXICO . SUMMIT ELEVATION: 17930 FT (5465 M) . ADVISORY NUMBER: 2001/127 . INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. MEXICO CITY MWO. SIX HOUR WIND FORECAST FROM THE 28/0000Z AVIATION MODEL. . ERUPTION DETAILS: THE MEXICO CITY MWO REPORTS AN EXULTATION OF THE VOLCANO OCCURRING AROUND 28/0325Z. THE PLUME WAS REPORTED TO BE BETWEEN FL180 AND FL240 EXTENDING 20NM EAST OF THE SUMMIT. . DETAILS OF ASH CLOUD: SATELLITE IMAGERY THROUGH 28/0545Z DOES SHOW ANY ASH OR HOTSPOT ACTIVITY. THE CENAPRED CAMERA ALSO SHOWS NO CURRENT ACTIVITY. . TRAJECTORY: ANY ASH BETWEEN FL180 AND FL240 WILL MOVE TOWARDS THE EAST 25 TO 35 KNOTS. . OUTLOOK: SEE SIGMETS. . NEXT ADVISORY: NO FURTHER ADVISORIES . . NNNN