FVXX21 KWBC 211445
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VOLCANIC ASH ADVISORY STATEMENT
ISSUED 1450 UTC 21 MAR 1999 BY THE WASHINGTON VAAC
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POPOCATEPETL 99-043    MEXICO  19.02N 98.62W
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BACKGROUND:    POPOCATEPETL   MEXICO (1401-09)
               SUMMIT HEIGHT 17930 FT (5465 M)
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SOURCES OF INFORMATION: GOES-8 VISIBLE AND MULTISPECTRAL
IMAGERY...POPO CAMERA    
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ERUPTION DETAILS: ASH VENTING BEGINNING AT APPROXIMATELY 21/1335 UTC
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DETAILS OF ASH CLOUD: VISIBLE SATELLITE IMAGERY THROUGH 1415 UTC
INDICATED ASH BOUNDED BY POINTS 18.9N/98.6W 18.8N/98.4W 19.1N/98.4W
19.0N/98.7W 18.9N/98.6W.  THE MAXIMUM HEIGHT OF THE ASH CLOUD WAS
FL220.  THE POPO CAMERA CONTINUES TO INDICATE ASH VENTING AT 1447
UTC. 
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TRAJECTORY: TOWARD THE SOUTHEAST BETWEEN 25 KTS AND 30 KTS.
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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/)
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OUTLOOK: SEE VAFTAD AND SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED AROUND 2045 UTC.
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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"Attached Graphic Map Depicting Ash" 

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