FVXX20 KWBC 212030
VOLCANIC ASH ADVISORY
ISSUED: 2001AUG21/2030Z   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: 2001/203
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INFORMATION SOURCE: GOES-8 VISIBLE..INFRARED..MULTISPECTRAL IMAGERY.  
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ERUPTION DETAILS: NEARLY CONTINUOUS ERUPTION SINCE 06/1203Z. 
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DETAILS OF ASH CLOUD: SATELLITE IMAGERY THROUGH 1945Z SHOWS A PLUME
OF ASH EXTENDING TO THE WEST OF THE SUMMIT AT FL200. THE LEADING EDGE
OF THE PLUME IS AT 0125S 7922W WHICH IS 100 KM (54 NMI) FROM THE
SUMMIT. THE ASH IS APPROXIMATELY 12 KM (6 NMI) WIDE. 
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TRAJECTORY:. ASH BELOW FL200 WILL MOVE TO THE WEST AT 10 KTS.
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OUTLOOK: SEE SIGMETS AND VAFTAD.
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THE NEXT ADVISORY WILL BE ISSUED BY 22/0230Z.
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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" 

"Graphic Map Depicting Ash"