FVXX22 KWBC 161825
VOLCANIC ASH ADVISORY
ISSUED 1825 UTC 16 OCT 2000 BY THE WASHINGTON VAAC
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TUNGURAHUA 00-1147        ECUADOR 0128S 7826W 
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BACKGROUND:    TUNGURAHUA ECUADOR (1502-08)
               SUMMIT HEIGHT 16480 FT (5023 M)
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SOURCES OF INFORMATION: GOES-8 VISIBLE...INFRARED AND
MULTISPECTRAL IMAGERY. GEOPHYSICAL INSTITUTE IN QUITO. UPPER
WINDS FORECAST FROM THE AVIATION MODEL.
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ERUPTION DETAILS: LARGE ERUPTIONS AT 16/1731Z AND 16/1753Z. 
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DETAILS OF ASH CLOUD: THE GEOPHYSICAL INSTITUTE REPORTED A
SIGNIFICANT ERUPTION OF TUNGURAHUA AT 1731 UTC.  THIS WAS
FOLLOWED BY AN EVEN LARGER ERUPTION AT 1753 UTC.  THE SECOND
ERUPTION CONTAINED LARGE QUANTITIES OF ASH AND OCCUPIED THE
ENTIRE CRATER.  THE ASH COLUMN FROM THE SECOND ERUPTION WAS
ESTIMATED BY GROUND OBSERVATIONS TO BE NEAR FL400.

TRAJECTORY: ASH UP TO FL 200 WOULD MOVE TOWARDS THE WEST AT
AROUND 15 KNOTS WHILE ASH BETWEEN FL200 AND FL400 WOULD MOVE
TOWARDS THE NORTHWEST AND NORTH NORTHWEST AT 15 TO 20 KNOTS.
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OUTLOOK:  SEE SIGMETS AND VAFTAD.
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THE NEXT ADVISORY WILL BE ISSUED BY 17/0030 UTC. 

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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TURK
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NNNN"Attached Graphic Map Depicting Ash" 

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