FVXX22 KWBC 161415 CCA VOLCANIC ASH ADVISORY ISSUED 1400 UTC 16 SEP 2000 BY THE WASHINGTON VAAC . CORRECTED FOR ISSUANCE DATE . POPOCATEPETL 00-070 MEXICO 1901N 9837W . BACKGROUND: POPOCATEPETL MEXICO (1401-09) SUMMIT HEIGHT 17930 FT (5465 M) . SOURCES OF INFORMATION: GOES-8 VISIBLE...INFRARED...AND MULTISPECTRAL IMAGERY. POPOCATEPETL VOLCANO WEB CAMERA FROM CENAPRED. THE MEXICO CITY METEOROLOGICAL WATCH OFFICE. . ERUPTION DETAILS: SMALL EMISSIONS WITH A WATER VAPOR PLUME. . DETAILS OF ASH CLOUD: THE CENAPRED VOLCANO CAMERA AT 1350 UTC SHOWED A PLUME OF MOSTLY WATER VAPOR BEING EMITTED FROM POPOCATEPETL. AN ANALYSIS OF GOES-8 VISIBLE IMAGERY THROUGH 1332 UTC DID INDICATE A VERY SMALL PLUME MOVING TO THE WEST FROM THE SUMMIT. THIS ASH IS OBSERVED TO BE AT A HEIGHT AT OR JUST BELOW FL200 (BASED ON THE CAMERA OBSERVATION). THE MEXICO CITY MET WATCH OFFICE REPORTED THAT THE PLUME WAS MOSTLY WATER VAPOR AND VERY LITTLE ASH IF ANY. . TRAJECTORY: UPPER AIR PATTERNS SUGGEST ANY ASH UP TO FL200 WOULD MOVE WEST AT 5 TO 10 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT ADVISORY WILL BE ISSUED BY 16/2000 UTC. . REAL TIME SATELLITE IMAGERY AND VOLCANIC ASH ADVISORIES OFTEN ACCOMPANIED BY A MAP DEPICTING ASH LOCATION ARE AVAILABLE AT INTERNET URL ADDRESS HTTP://WWW.SSD.NOAA.GOV/VAAC/WASHINGTON.HTML (ALL LOWER CASE EXCEPT /VAAC/). . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . HUGHES . NNNN