FVXX22 KWBC 281520 . VOLCANIC ASH ADVISORY STATEMENT ISSUED 1520 UTC 28 JULY 1999 BY THE WASHINGTON VAAC . FUEGO 99-032 GUATEMALA 14.47N 90.88W . BACKGROUND: FUEGO GUATEMALA (1402-09) SUMMIT HEIGHT 12345 FT (3763 M) . SOURCES OF INFORMATION: TEGUCIGALPA MWO...MWO SIGMET...GOES 8 VISIBLE INFRARED AND MULTISPECTRAL IMAGERY...12 UTC GOES 8 SATELLITE CLOUD DRIFT WINDS. . ERUPTION DETAILS: SMALL ASH ERUPTIONS THIS MORNING BECOMING MORE FREQUENT. . DETAILS OF ASH CLOUD: THE TEGUCIGALPA MWO HAS INDICATED A CONTINUATION OR SMALL ASH ERUPTIUONS AT FUEGO HOWEVER THE FREQUENCY HAS INCREASED. IN ADDITION SOME ASH IS ESTIMATED TO BE REACHING FL170. GOES 8 SATELLITE IMAGERY THROUGH 1445 DOES NOT INDICATE ANY ASH HOWEVER A HOTSPOT WAS DETECTED WITH THE 1445 UTC IMAGE. . TRAJECTORY: WEST AT 10-20 KNOTS BASED ON 12 UTC GOES 8 SATELLITE CLOUD DRIFT WINDS. . REAL TIME SATELLITE IMAGERY ALONG WITH 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/washington.html (all lower case except /VAAC/) . OUTLOOK: SEE SIGMETS. . THE NEXT MESSAGE WILL BE ISSUED BY 28/2130 UTC. . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . NNNN