FVXX21 KWBC 230040
VOLCANIC ASH ADVISORY
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ISSUED: 2001DEC23/0040Z  VAAC: WASHINGTON
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VOLCANO: POPOCATEPETL 1401-09
LOCATION: 1901N 9837W    AREA: MEXICO
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SUMMIT ELEVATION: 17930 FT (5465 M) 
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ADVISORY NUMBER: 2001/120

INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL
IMAGERY...MEXICO CITY METEOROLOGICAL WATCH OFFICE...AVIATION
MODEL FORECAST UPPER LEVEL WINDS VALID 23/00Z
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ERUPTION DETAILS: ERUPTION OCCURRED AROUND 22/2335Z. 
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DETAILS OF ASH CLOUD: SATELLITE IMAGERY INDICATED THAT AN
ERUPTION OF POPOCATEPETL OCCURRED AROUND 2335Z.  BY 2345Z AN ASH
CLOUD 10 KM (5 NMI) IN DIAMETER WAS CENTERED NEAR 1858N9828W OR
APPROXIMATELY 13 KM (7 NMI) TO THE EAST OF THE SUMMIT.  BASED ON
THE MOTION OF THE ASH CLOUD THE HEIGHT OF THE ASH TOPS IS
ESTIMATED TO BE UP TO FL280.
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TRAJECTORY: TOWARDS THE EAST AND EAST SOUTHEAST AT 30 TO 35
KNOTS.
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OUTLOOK:  SEE SIGMETS.
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NEXT ADVISORY: WILL BE ISSUED BY 2001DEC23/0630Z.
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TURK  
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NNNN"Attached Graphic Map Depicting Ash Only" 

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