FVXX20 KWBC 191945
VOLCANIC ASH ADVISORY
ISSUED: 2000DEC19/1945Z  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: 2000/198
                                                              
INFORMATION SOURCE: GOES-8 VISIBLE INFRARED AND MULTISPECTRAL
IMAGERY.  POPOCATEPETL CAM.  
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ERUPTION DETAILS: CONTINUOUS LOW TO MID LEVEL EMISSION OF ASH
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DETAILS OF ASH CLOUD: THE VOLCANO CONTINUES TO ERUPT PRODUCING
ASH ESTIMATED BETWEEN FL200 AND FL260. AT 1802Z ASH WAS
BOUNDED BY 1901N 9837W   1735N 9859W   1731N 9658W   1755N
9658W   1850N 9710W   1901N 9837W. THIS AREA IS APPROXIMATELY
225KM (122NM) LONG AND 245KM (132NMI) WIDE.  WITHIN THIS AREA
THERE IS A THICK AREA OF ASH BOUNDED BY 1901N 9837W   1824N
9851W   1755N 9830W   1752N 9734W   1809N 9739W   1819N 9812W  
1845N 9755W   1901N 9837W.   THIS AREA IS APPROXIMATELY 141KM
(76NMI) LONG AND 116KM (73NMI) WIDE. ASH IS FANNING OUT FROM
THE SUMMIT BETWEEN SOUTH SOUTHWEST AND EAST AT ABOUT 10 KNOTS. 
  

HIGH LEVEL ASH FROM EARLIER ERUPTIONS HAS BECOME TOO DISPERSED
TO BE OBSERVED IN SATELLITE IMAGERY.

TRAJECTORY: ASH BETWEEN FL200 AND FL260 WOULD MOVE BETWEEN
SOUTH SOUTHWEST AND EAST AT ABOUT 10 KNOTS.
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OUTLOOK: SEE SIGMETS AND VAFTAD.
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THE NEXT MESSAGE WILL BE ISSUED BY 20/0200Z.
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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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NNNN"Attached Graphic Map Depicting Ash" 

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