FVXX20 KWBC 162055
VOLCANIC ASH ADVISORY
ISSUED: 2000DEC16/2055Z  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: 2000/184
                                                              
INFORMATION SOURCE: GOES-8 VISIBLE .. INFRARED AND
MULTISPECTRAL IMAGERY.  MEXICO CITY UPPER AIR SOUNDINGS.
CENAPRED CAMERA.
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ERUPTION DETAILS: INTERMITTENT VENTING OF STEAM AND ASH 
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DETAILS OF ASH CLOUD: GOES8 IMAGERY THROUGH 2015Z SHOWS A VERY
FAINT PLUME ON THE VISIBLE IMAGE UNDER SCATTERED CIRRUS
CLOUDS.  THIS PLUME EXTENDS 14 KM (7.5NMI) SOUTHWEST OF THE
VOLCANO TO A POINT 1854N 9844W AND IS ABOUT 6 KM (3 NMI) WIDE. 
THE CENAPRED CAMERA SHOWS WHAT APPEARS TO BE SOME THIN ASH
MOVING TO THE SOUTH SOUTHWEST.  
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TRAJECTORY: ASH FROM THE SUMMIT TO FL200 WOULD MOVE TOWARD THE
SOUTH SOUTHWEST AT UP TO 15 KNOTS.
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OUTLOOK: SEE SIGMETS AND VAFTAD.
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THE NEXT MESSAGE WILL BE ISSUED BY 17/0300Z.
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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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