FVXX20 KWBC 120400
VOLCANIC ASH ADVISORY
ISSUED: 2001AUG12/0400Z   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: 2001/160
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INFORMATION SOURCE: GUAYAQUIL METEOROLOGICAL WATCH OFFICE.
GEOPHYSICAL INSTITUTE IN QUITO. INFRARED AND MULTISPECTRAL SATELLITE
IMAGERY.  12 HOUR WIND FORECAST FROM THE 11/1800Z AVIATION MODEL.
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ERUPTION DETAILS: CONTINUOUS ERUPTION SINCE 06/1203Z.  
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DETAILS OF ASH CLOUD:  SATELLITE IMAGERY THROUGH 12/0315Z CONTINUES
TO SHOW A LARGE AREA OF ASH SPREADING WEST FROM THE SUMMIT.  
AN AREA OF THICK ASH IS BOUNDED BY THE FOLLOWING POINTS: SUMMIT
0137S8030W 0216S8114W 0252S8048W AND 0253S8016W.
AN AREA OF THIN ASH IS BOUNDED BY THE FOLLOWING POINTS: 0136S8030W
0140S8203W 0255S8209W 0318S8127W 0256S8027W AND 0218S8112W.  
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ESTIMATED HEIGHT OF THE ASH IS UP TO FL330.
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TRAJECTORY: ASH TO FL330 WILL MOVE WEST AT 20 KNOTS.
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OUTLOOK:  SEE SIGMETS AND VAFTAD.
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THE NEXT ADVISORY WILL BE ISSUED BY 12/1000Z.
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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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WALTER
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NNNN"Attached Graphic Map Depicting Ash Only" 

"Graphic Map Depicting Ash"