FVXX20 KWBC 040100
VOLCANIC ASH ADVISORY
ISSUED: 2001JUL04/0100Z   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: 2001/82.

INFORMATION SOURCE: GOES-8 MULTISPECTRAL AND INFRARED SATELLITE
IMAGERY. UPPER AIR OBSERVATION FROM MEXICO CITY. MEXICO CITY
METEOROLOGICAL WATCH OFFICE. 
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ERUPTION DETAILS: EXHALATIONS WITH ASH AT 1148Z.
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DETAILS OF ASH CLOUD: ASH FROM THE ERUPTION AT 1148Z DISSIPATED
NORTHWEST OF THE VOLCANO AND CAN NO LONGER BE DETECTED IN SATELLITE
IMAGERY.      
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TRAJECTORY: ANY ASH AT OR BELOW FL200 WILL MOVE TOWARDS THE
NORTHWEST AT 5 TO 10 KNOTS.
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OUTLOOK:  SEE SIGMETS AND VAFTAD.
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THIS WILL BE THE LAST MESSAGE 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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KARST
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