FVXX21 KWBC 220200
VOLCANIC ASH ADVISORY
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ISSUED: 2001DEC22/0200Z  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: 2001/118

INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. 
MEXICO CITY METEOROLOGICAL WATCH OFFICE. SIX HOUR WIND FORECAST
FROM THE 21/1800Z AVIATION MODEL.
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ERUPTION DETAILS: VENTING OF STEAM AND ASH AT 21/1235Z TO FL230. 
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DETAILS OF ASH CLOUD: ASH IS NOT SEEN IN THE SATELLITE IMAGERY
THROUGH 22/0132Z.  HOWEVER AN OCCASIONAL HOT SPOT CAN BE SEEN ON
THE SHORTWAVE IMAGERY.
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TRAJECTORY: ANY ASH AT FL230 WILL MOVE TO THE NORTHEAST AT 20
KNOTS.
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OUTLOOK:  SEE SIGMETS.
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NEXT ADVISORY: WILL BE ISSUED BY 2001DEC22/0800Z
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WALTER
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