FVXX21 KWBC 200530
VOLCANIC ASH ADVISORY
ISSUED 0530 UTC 20 SEP 2000 BY THE WASHINGTON VAAC
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POPOCATEPETL 00-074  MEXICO 1901N 9837W 
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BACKGROUND:    POPOCATEPETL MEXICO (1401-09)
               SUMMIT HEIGHT 17930 FT (5465 M)
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SOURCES OF INFORMATION: GOES-8 INFRARED AND MULTISPECTRAL
IMAGERY. MEXICO CITY METEOROLOGICAL WATCH OFFICE. 20/0000 UTC
MEXICO CITY UPPER AIR SOUNDING.  
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ERUPTION DETAILS: SERIES OF EXHALATIONS TO UNKNOWN HEIGHT.
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DETAILS OF ASH: NO ASH WAS DETECTED IN SATELLITE IMAGERY
THROUGH 20/0315 UTC ALTHOUGH BROKEN CLOUDS OBSCURE THE VIEW OF
THE SUMMIT. THE MEXICO CITY METEOROLOGICAL WATCH OFFICE
REPORTED THAT CENAPRED INDICATED THE VOLCANO HAS BEEN QUIET
SINCE THE INITIAL EXHALATIONS.
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TRAJECTORY: ANY ASH AT OR NEAR SUMMIT LEVEL WOULD MOVE TOWARD
THE NORTH AT ABOUT 10 KNOTS. 
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OUTLOOK: SEE SIGMETS.
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THIS WILL BE THE LAST ADVISORY ISSUED FOR THIS EVENT.
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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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CLARK
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