FVXX20 KWBC 152100
VOLCANIC ASH ADVISORY
ISSUED: 2001AUG15/2100Z   VAAC: WASHINGTON
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VOLCANO: TUNGURAHUA  1502-08
LOCATION: 0128S 7826W    AREA: ECUADOR
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SUMMIT ELEVATION: 16480 FT (5023 M)
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ADVISORY NUMBER: 2001/176
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INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. GUAYAQUIL
SIGMET. GEOPHYSICAL INSTITUTE IN QUITO. AVIATION MODEL UPPER WIND
FORECAST.
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ERUPTION DETAILS: NEARLY CONTINUOUS ERUPTION SINCE 06/1203Z.
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DETAILS OF ASH CLOUD: DUE TO RAPID SCANNING OPERATIONS OF THE GOES 8
SATELLITE THERE HAS ONLY BEEN IMAGERY TO 0141S AVAILABLE FOR THE PAST FEW
HOURS.  THE SUMMIT OF THE VOLCANO CAN STILL BE SEEN AND THERE IS ASH
DETECTED EXTENDING FROM IT SPREADING FROM SOUTHWEST TO SOUTHEAST FOR ONLY
A SHORT RANGE DUE TO THE CUT OFF OF IMAGERY.  AT 1945Z ASH COULD BE
DETECTED BOUNDED BY POINTS 0128S 7826W.. 0127S 7849W.. 0141S 7857W.. 0141S
7805W.. 0128S 7826W.  THE ASH IS ESTIMATED BELOW FL280.
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TRAJECTORY: ASH BELOW FL280 IS FORECAST TO MOVE LIGHT AND VARIABLE BUT 
MAINLY SOUTHEAST TO SOUTHWEST AROUND 10 KTS. 
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OUTLOOK: SEE SIGMETS AND VAFTAD.
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THE NEXT ADVISORY WILL BE ISSUED BY 16/0300Z.
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INTERNET URLS...
MESSAGE LISTSERV   WWW.SSD.NOAA.GOV/VAAC/SUBSCRIBE.HTML
MESSAGES GRAPHICS AND IMAGERY   WWW.SSD.NOAA.GOV/VAAC/WASHINGTON.HTML
(ALL LOWERCASE EXCEPT /VAAC/)
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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NNNN"Attached Graphic Map Depicting Ash Only" 

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