FVXX20 KWBC 142000
VOLCANIC ASH ADVISORY
ISSUED: 2000DEC14/2000Z  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: 2000/175
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INFORMATION SOURCE: GOES-8 VISIBLE AND INFRARED AND
MULTISPECTRAL IMAGERY. MEXICO CITY MWO. CENAPRED. 1200Z MEXICO
CITY UPPER AIR SOUNDINGS.
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ERUPTION DETAILS: CONTINUOUS ASH EMISSIONS TO FL300 BEGINNING
AT 1245Z.
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DETAILS OF ASH CLOUD: THE LARGE EXHALATION BEGINNING AT 1245Z
CONTINUES TO EMIT TWO STREAMS OF ASH. ONE AREA OF ASH TO FL300
IS MOVING TO THE EAST AND NORTHEAST. ANOTHER STREAM OF ASH TO
FL200 IS MOVING TO THE WEST AND NORTHWEST.
THE LATEST SATELLITE IMAGE AT 1915Z SHOWS THE LEADING EDGE OF
THE ASH TO FL300 AT 1859N 9732W WHICH IS 117 KM (63 NM) FROM
THE SUMMIT AND IS 72 KM (39 NM) WIDE.
THE LEADING EDGE OF THE ASH TO FL200 IS 1953N 10048W WHICH IS
247 KM (101 NM) FROM THE SUMMIT AND IS 133 KM (55 NM) WIDE.
A THIN BAND OF ASH TO FL350 EXTENDS TO THE NORTHEAST FROM
1916N 9738W TO 2007N 9710W AND IS 42 KM (23 NM) WIDE.
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TRAJECTORY: ACCORDING TO THE AVIATION MODEL ASH TO FL300 WILL
MOVE TO THE EAST AND NORTHEAST AT 20 TO 25 KTS. ASH TO FL200
WILL MOVE TO THE WEST AND NORTHWEST AT 10 KITS.
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OUTLOOK: SEE SIGMETS AND VAFTAD.
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THE NEXT MESSAGE WILL BE ISSUED BY 15/0200Z.
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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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KARST/CLARK
NNNN"Attached Graphic Map Depicting Ash" 

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