FVXX21 KWBC 211630
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VOLCANIC ASH ADVISORY STATEMENT-WATCH
ISSUED 1630 UTC 21 JULY 1999 BY THE WASHINGTON VAAC 
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FUEGO 99-025   GUATEMALA 14.47N 90.88W
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BACKGROUND:    FUEGO GUATEMALA (1402-09)  
               SUMMIT HEIGHT 12345 FT (3763 M)
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THE INSTITUTO NACIONAL DE SISMOLOGIA VULCANOLOGIA METEOROLOGIA E
HIDROLOGIA IN GUATEMALA CITY REPORTED THAT 13 EXPLOSIONS OF FUEGO
VOLCANO OCCURRED BETWEEN 20/2300 UTC AND 21/0300 UTC.  THE EXPLOSIONS
EJECTED MATTER 700 METERS ABOVE THE SUMMIT.  PILOT REPORTS INDICATED
ASH TO FL170 WEST OF GUATEMALA CITY.  THE VOLCANO REMAINS UNSETTLED AT
THIS TIME. 
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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)
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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)
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THE NEXT MESSAGE WILL BE ISSUED AROUND 22/1700 UTC. 
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