FVXX21 KWBC 221915
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VOLCANIC ASH ADVISORY STATEMENT - CORRECTED FOR PROPER GRAPHIC
ISSUED 1915 UTC 22 MAR 1999 BY THE WASHINGTON VAAC
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POPOCATEPETL 99-048    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...PUEBLA SURFACE
OBSERVATION...12 UTC MEXICO CITY UPPER-AIR DATA
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ERUPTION DETAILS: ERUPTED AT APPROXIMATELY 22/1740 UTC
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DETAILS OF ASH CLOUD: THE LATEST ERUPTION HAS GENERATED A LARGE ASH
CLOUD. ASH WAS LOCATED 35 KM (19 NMI) EITHER SIDE OF A LINE FROM
18.9N 98.7W TO 19.6N 98.1W AT 1815 UTC. THE ASH TOP WAS ESTIMATED AT
FL430. A SURFACE OBSERVATION FROM PUEBLA AT 1750Z INDICATED ASH AT
APROXIMATELY FL370.
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TRAJECTORY: TOWARD THE NORTHEAST AT 70 KNOTS TO 80 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 MESSAGE WILL BE AT 23/0100 UTC.
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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NNNN
"Attached Graphic Map Depicting Ash" 

"Graphic Map Depicting Ash"