FVXX21 KWBC 111815 . VOLCANIC ASH ADVISORY STATEMENT-WATCH ISSUED 1815 UTC 11 AUGUST 1999 BY THE WASHINGTON VAAC . FUEGO 99-045 GUATEMALA 14.47N 90.88W . BACKGROUND: FUEGO GUATEMALA (1402-09) SUMMIT HEIGHT 12345 FT (3763 M) . THE FUEGO VOLCANO HAS BEEN RELATIVELY QUIET FOR SOME TIME NOW WITH NO EXPLOSIVE ERUPTIONS. BECAUSE OF THIS DECREASE IN ACTIVITY THIS WILL BE THE LAST WATCH MESSAGE ISSUED FOR THIS PHASE OF ACTIVITY. . WE WILL CONTINUE TO MONITOR THE AREA AND IF THERE IS AN ASH CLOUD OBSERVED OR REPORTED A VOLCANIC ASH ADVISORY STATEMENT WILL BE ISSUED AS SOON AS POSSIBLE. SATELLITE IMAGERY OF FUEGO CAN BE ACCESSED VIA INTERNET AT: HTTP://WWW.SSD.NOAA.GOV/VAAC/FUEG-IMG.HTML (ALL LOWER CASE EXCEPT VAAC) . THE WATCH VAAS IS ISSUED ONLY FOR SEISMICALLY MONITORED VOLCANOES AND BASED ON INFORMATION RECEIVED FROM THE GEOLOGICAL COMMUNITY. A WATCH VAAS WILL BE ISSUED DAILY WHEN INFORMATION IS RECEIVED TO INDICATE THAT A VOLCANO IS RESTLESS AND HAS THE POTENTIAL FOR AN EXPLOSIVE ERUPTION WITH LITTLE OR NO WARNING. NON-EXPLOSIVE LOW LEVEL AND NEAR SUMMIT ACTIVITY MAY BE OCCURRING AT PRESENT. . SEE NOAA-ARL HOMEPAGE FOR HYPOTHETICAL ERUPTIONS-VAFTAD AT: HTTP://WWW.ARL.NOAA.GOV/VAFTAD.HTML (ALL LOWER CASE) . THIS WILL BE THE LAST WATCH VAAS ISSUED UNTIL CONDITIONS CHANGE. . NNNN