FVXX21 KWBC 172030 . VOLCANIC ASH ADVISORY STATEMENT ISSUED 2030 UTC 17 FEB 1999 BY THE WASHINGTON VAAC . POPOCATEPETL 99-006 MEXICO 19.02N 98.62W . BACKGROUND: POPOCATEPETL MEXICO (1401-09) SUMMIT HEIGHT 17930 FT (5465 M) . SOURCES OF INFORMATION: SIGMET FROM MEXICO CITY METEOROLOGICAL WATCH OFFICE..GOES 8 VISIBLE...INFRARED...AND MULTISPECTRAL IMAGERY. . ERUPTION DETAILS: EXHALATION AT 17/1448 UTC TO FL210. . DETAILS OF ASH CLOUD: SATELLITE IMAGERY DOES NOT INDICATE ANY VOLCANIC ASH IN THE VICINITY OF POPO. THE METEOROLOGICAL WATCH OFFICE IN MEXICO CITY REPORTS THAT THE VOLCANO IS QUIET AT THIS TIME. THE GOES 8 SHORTWAVE IMAGERY STILL SHOWS A HOT SPOT OVER THE VOLCANO. . TRAJECTORY: NO ASH PRESENT AT THIS. . THIS AND OTHER VOLCANIC ASH ADVISORY STATEMENTS OFTEN ACCOMPANIED BY A MAP DEPICTING ASH LOCATION ARE AVAILABLE AT INTERNET URL ADDRESS www.ssd.noaa.gov/VAAC/messages.html (all lower case except /VAAC/) . OUTLOOK: SEE SIGMETS. . THIS WILL BE THE LAST MESSAGE FOR THIS EVENT. . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . NNNN