FVXX20 KWBC 180500
VOLCANIC ASH ADVISORY 
ISSUED 0500 UTC 18 JUL 2000 BY THE WASHINGTON VAAC
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GUAGUA PICHINCHA 00-172         ECUADOR 0011S 7836W 
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BACKGROUND:    GUAGUA PICHINCHA ECUADOR (1502-02)
               SUMMIT HEIGHT    15695 FT (4784 M)  
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SOURCES OF INFORMATION: GOES-8 INFRARED AND MULTISPECTRAL
IMAGERY. 18/0600 UTC FORECAST UPPER WINDS FROM THE 17/1800 UTC
MODEL RUN.
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ERUPTION DETAILS: ASH EMISSION AT 17/2130 UTC.
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DETAILS OF ASH CLOUD: GOES-8 IMAGERY THROUGH 0445 UTC SHOWS
MID AND LOW LEVEL CLOUDS PARTIALLY OBSCURING THE VIEW OF THE
VOLCANO. NO OTHER ASH REPORTS HAVE BEEN RECEIVED. 

TRAJECTORY: UPPER AIR PATTERNS SUGGEST ANY ASH AT SUMMIT LEVEL
WOULD MOVE WEST AT 5 TO 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 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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HUGHES
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