FVXX22 KWBC 181345
VOLCANIC ASH ADVISORY 
ISSUED 1345 UTC 18 JUL 2000 BY THE WASHINGTON VAAC
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POPOCATEPETL 00-049        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 VISIBLE..INFRARED AND
MULTISPECTRAL IMAGERY.  MEXICO CITY MWO. CENAPRED VOLCANO CAM. 
6 HOUR WIND FORECAST FROM THE 18/0600 UTC AVIATION MODEL.
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ERUPTION DETAILS: ASH RELEASE AT 18/1318 UTC.
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DETAILS OF ASH CLOUD: MEXICO CITY MWO REPORTS AN ERUPTION
OCCURRING AT 18/1318 UTC WITH ASH TO 800 METERS ABOVE THE
SUMMIT LEVEL OR FL200 AND MOVING TOWARD THE SOUTHWEST. 
CENAPRED VOLCANO CAM CURRENTLY SHOWS SOME MINOR ACTIVITY. 
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TRAJECTORY: ASH AT FL200 WILL MOVE TOWARD THE SOUTHWEST     
AT 10-15 KNOTS.
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OUTLOOK:  SEE SIGMETS
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THE NEXT MESSAGE WILL BE ISSUED BY 18/2000 UTC.
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REAL TIME SATELLITE IMAGERY ALONG WITH THIS AND OTHER 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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WALTER/ORRISON
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