FVXX20 KWBC 092230
VOLCANIC ASH ADVISORY
ISSUED: 2001AUG09/2230Z   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: 2001/151
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INFORMATION SOURCE: GUAYAQUIL METEOROLOGICAL WATCH OFFICE.
GEOPHYSICAL INSTITUTE IN QUITO. VISIBLE INFRARED AND MULTISPECTRAL
SATELLITE IMAGERY. WIND FORECAST FROM THE AVIATION MODEL.
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ERUPTION DETAILS: ONGOING ERUPTION SINCE AT LEAST 06/1203Z.  
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DETAILS OF ASH CLOUD: SATELLITE IMAGERY THROUGH 09/2145Z SHOWS A
CONTINUOUS PLUME OF ASH EXTENDING TO THE WEST OF THE VOLCANO.
**NOTE** NO ASH CAN BE DETECTED BELOW 0135 SOUTH LATITUDE DUE TO
IMAGERY BEING CUT OFF.  THE ASH TOP IS ESTIMATED BETWEEN FL260 AND
FL300. THE DETECTABLE THIN PLUME EXTENDS AROUND 780 KM (421 NMI) TO
THE WEST AND IS ROUGHLY BOUNDED BY POINTS 0128S 7826W..0000S 8000W..
0000S 8114W..0040S 8235W..0058S 8525W..0135S 8525W..0135S 8205W..
0135S 7854W..0128S 7826W.  THERE IS A THICKER ASH AREA INSIDE THE
THIN ASH AND IT EXTENDS WEST AROUND 400 KM (216 NMI) AND IS BOUNDED
BY POINTS 0128S 7826W..0038S 8000W..0038S 8040W..0108S 8205W..0135S
8205W..0135S 7854W..0128S 7826W.
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TRAJECTORY: ASH UP TO FL300 IS MOVING WESTERLY AT 25 TO 30 KTS.
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OUTLOOK:  SEE SIGMETS AND VAFTAD.
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THE NEXT ADVISORY WILL BE ISSUED BY 10/0430Z.
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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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NNNN"Attached Graphic Map Depicting Ash Only" 

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