FVXX20 KWBC 200200
VOLCANIC ASH ADVISORY
ISSUED: 2000DEC20/0200Z  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: 2000/199
                                                              
INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. 
POPOCATEPETL CAM. 00Z UPPER AIR DATA FROM MEXICO CITY.
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ERUPTION DETAILS: CONTINUOUS EMISSION OF ASH
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DETAILS OF ASH CLOUD: THE VOLCANO CONTINUES TO ERUPT PRODUCING
ASH ESTIMATED TO FL320. GOES-8 MULTISPECTRAL IMAGERY AT 0115Z
SHOWS A PLUME OF DENSE ASH EXTENDING 240 KM (130 NMI) TO THE
EAST-SOUTHEAST. THE PLUME ESTIMATED TO FL320 IS 40 KM (22NMI)
WIDE. A LARGE AREA OF ASH EXTENDS TO THE SOUTH AND SOUTHEAST
OF THE VOLCANO TO 1719N9906W AND 1637N9741W. THIS ASH IS
ESTIMATED TO FL250.
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TRAJECTORY: ASH TO FL320 WOULD MOVE TOWARD THE EAST-SOUTHEAST
AT 15 TO 25 KNOTS. ASH TO FL250 WOULD MOVE SOUTHWARD AROUND 10
KNOTS.
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OUTLOOK: SEE SIGMETS AND VAFTAD.
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THE NEXT MESSAGE WILL BE ISSUED BY 20/0800Z.
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REAL TIME SATELLITE IMAGERY AND VOLCANIC ASH ADVISORIES OFTEN
ACCOMPANIED BY A MAP DEPICTING ASH LOCATION ARE AVAILABLE AT
INTERNET URL ADDRESS
HTTP://WWW.SSD.NOAA.GOV/VAAC/WASHINGTON.HTML
(ALL LOWER CASE EXCEPT /VAAC/)
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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BROWN
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NNNN"Attached Graphic Map Depicting Ash" 

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