FVXX21 KWBC 0230 . VOLCANIC ASH ADVISORY STATEMENT ISSUED 0230 UTC 22 May 1999 BY THE WASHINGTON VAAC . FUEGO 99-0001 GUATEMALA 14.47N 90.88W . BACKGROUND: FUEGO GUATEMALA (1402-09) SUMMIT HEIGHT 12345 FT (3763 M) . SOURCES OF INFORMATION: SURFACE OBSERVATION FROM GUATELMALA CITY...0000 UTC MEXICO CITY SOUNDING DATA...GOES 8 MULTISPECTRAL SATELLITE IMAGERY . ERUPTION DETAILS: ERUPTION AROUND 22/0200 UTC. . DETAILS OF ASH CLOUD: SURFACE OBSERVATIONS FROM GUATELMALA CITY INDICATE THAT THE FUEGO VOLCANO IS IN ERUPTION. NO ADDITIONAL INFORMATION IS AVAILABLE. GOES 8 SATELLITE IMAGERY THROUGH 0215 UTC INDICATED THUNDERSTORMS AND CONVECTIVE DEBRIS OVER THE VOLCANO. IN FACT THE SURFACE OBSERVATION INDICATED LIGHTNING TO THE SOUTHWEST WHERE THE VOLCANO IS LOCATED RELATIVE TO THE REPORTING STATION. . TRAJECTORY: ANY ASH BELOW FL250 WOULD MOVE TOWARDS THE SOUTH SOUTHWEST OR SOUTHWEST BETWEEN 15 TO 25 KNOTS. . 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. . THE NEXT MESSAGE WILL BE ISSUED AT 22/0830 UTC. . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . NNNN