FVXX22 KWBC 231730 VOLCANIC ASH ADVISORY ISSUED 1730 UTC 23 JUL 2000 BY THE WASHINGTON VAAC . POPOCATEPETL 00-051 MEXICO 1901N 9837W . BACKGROUND: POPOCATEPETL MEXICO (1401-09) SUMMIT HEIGHT 17930 FT (5465 M) . SOURCES OF INFORMATION: GOES-8 VISIBLE..INFRARED AND MULTISPECTRAL IMAGERY. MEXICO CITY METEOROLOGICAL WATCH OFFICE. . ERUPTION DETAILS: ABOUT 23/1652 UTC TO FL230 . DETAILS OF ASH CLOUD: THE MEXICO CITY MWO REPORTS AN ERUPTION OF POPO AT 23/1652 UTC TO FL23O WITH THE PLUME MOVING TO THE WEST NORTHWEST. THE SATELLITE IMAGERY THROUGH 23/1715 UTC DOES NOT INDICATE ANY ASH AT THIS TIME. WE WILL CONTINUE TO MONITOR THE SATELLITE DATA AND SEND A MESSAGE AS SOON AS POSSIBLE IF ASH IS SEEN IN IMAGERY. . TRAJECTORY: ASH AT FL230 IS REPORTED TO BE MOVING TO THE WEST NORTHWEST AT 10 KTS. . OUTLOOK: SEE SIGMETS. . THE NEXT STATEMENT WILL BE SENT AT 23/2330 UTC. . REAL TIME SATELLITE IMAGERY ALONG WITH THIS AND OTHER 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. . NNNN