FVXX20 KWBC 130410
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VOLCANIC ASH ADVISORY STATEMENT - COR FOR TYPO
ISSUED 0410 UTC 13 MAR 1999 BY THE WASHINGTON VAAC
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POPOCATEPETL 99-027   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: METEOROLOGICAL WATCH OFFICE IN MEXICO
CITY...GOES-8 MULTISPECTRAL IMAGERY.
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ERUPTION DETAILS: ANOTHER EMISSION AT APPROX 13/0318 UTC.
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DETAILS OF ASH CLOUD: MEXICO CITY MWO REPORTED ANOTHER EMISSION OF
ASH AT APPROX 0318 UTC. GOES-8 SPLIT WINDOW IMAGERY THROUGH 0332 UTC
SHOWS AN ASH CLOUD 16 KM (9 NMI) TO THE NORTHEAST OF POPOCATEPETL.
THE ASH IS LOCATED ALONG A LINE 9 KM (5 NMI) WIDE AND 18 KM (10 NMI)
LONG FROM 19.01N 98.53W TO 19.16N 98.45W. THE ASH IS ESTIMATED TO BE
AT OR BELOW FL250.
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TRAJECTORY: UPPER AIR PATTERNS SUGGEST ANY ASH BETWEEN FL180 AND
FL250 TO BE MOVING NORTHEAST AT 15 TO 20 KNOTS.
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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 BY 13/1000 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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