FVXX20 KWBC 261630
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VOLCANIC ASH ADVISORY STATEMENT-WATCH 
ISSUED 1630 UTC 26 FEB 1999 BY THE WASHINGTON VAAC
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COLIMA  99-021  MEXICO    19.51N 103.62W 
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BACKGROUND:    COLIMA MEXICO (1401-04)
               SUMMIT HEIGHT 13451 FT (4100 M)

      
THE COLIMA CENTER OF ENVIRONMENTAL RESEARCH REPORTS THAT THE VOLCANO
REMAINS UNSTABLE WITH THE POTENTIAL TO PRODUCE AN ERUPTION CLOUD
WITH LITTLE OR NO WARNING.  
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WE WILL CONTINUE TO MONITOR THE AREA AND IF THERE IS AN ASH CLOUD
OBSERVED OR REPORTED AT ANY ALTITUDE A VOLCANIC ASH ADVISORY
STATEMENT WARNING WILL BE ISSUED AS SOON AS POSSIBLE.  
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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 TEST-VAFTAD AT:
HTTP://WWW.ARL.NOAA.GOV/VAFTAD.HTML (ALL LOWER CASE)
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THE NEXT WATCH STATEMENT WILL BE ISSUED AROUND 27/1600 UTC. 
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