FVXX20 KWBC 152200
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VOLCANIC ASH ADVISORY STATEMENT 
ISSUED 2200 UTC 15 APR 1999 BY THE WASHINGTON VAAC
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POPOCATEPETL 99-064    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 IMAGERY. 1200 UTC MEXICO CITY
SOUNDING. CENAPRED REPORT.  MEXICO CITY MWO...
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ERUPTION DETAILS: INITIAL ERUPTION AT 15/1557 UTC.
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DETAILS OF ASH CLOUD: NO ASH CLOUD IS DISCERNIBLE IN THE GOES-8
VISIBLE IMAGERY THROUGH 2130 UTC. CENAPRED REPORTED A MEDIUM
EXHALATION OCCURRED AT 1557 UTC WHICH LASTED ABOUT 4 MINUTES. ASH
WAS REPORTED BETWEEN FL180 AND FL260. NO ADDITIONAL INFORMATION HAS
BEEN RECEIVED.  
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TRAJECTORY: ASH MOVED TOWARD THE ENE.
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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 SIGMETS.
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THIS IS THE LAST MESSAGE FOR THIS EVENT.
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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