FVXX20 KWBC 181855
VOLCANIC ASH ADVISORY
ISSUED: 2001DEC18/1855Z   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: 2001/110
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INFORMATION SOURCE:  GOES-8 VISIBLE INFRARED AND
MULTISPECTRAL IMAGERY. MEXICO CITY MWO REPORT. CENAPRED
CAMERA. 
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ERUPTION DETAILS: SMALL ERUPTION AROUND 18/1835Z.
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DETAILS OF ASH CLOUD: AT 18/1815Z A PLUME OF LIGHT ASH AND
STEAM EXTENDS EAST NORTHEAST 77 DEGREES FROM THE VOLCANO
AROUND    50 KM (27 NMI) TO POINT 1907N 9898W AND WAS AROUND
18 KM (10 NMI) WIDE. THE HEIGHT OF ASH IS ESTIMATED TO
AROUND FL250. IMAGERY CONTINUES TO SHOW A HOT SPOT AT THE
VOLCANO.
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TRAJECTORY: THE ASH TO FL250 IS MOVING AROUND 35 KNOTS TO
THE EAST NORTHEAST. 
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OUTLOOK:  SEE SIGMETS.
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NEXT ADVISORY: WILL BE ISSUED BY 2001DEC19/0100Z.
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NNNN"Attached Graphic Map Depicting Ash Only" 

"Graphic Map Depicting Ash"