FVXX20 KWBC 081830
VOLCANIC ASH ADVISORY
ISSUED: 2001AUG08/1830Z   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: 2001/146
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INFORMATION SOURCE: GUAYAQUIL METEOROLOGICAL WATCH OFFICE.
GEOPHYSICAL INSTITUTE. GOES-8 VISIBLE AND INFRARED AND MULTISPECTRAL
SATELLITE IMAGERY. SIX HOUR WIND FORECAST FROM THE 08/1200Z 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 1745Z SHOWS A THICK
PLUME OF ASH EXTENDING TO THE SOUTHWEST OF THE VOLCANO. THE LEADING
EDGE OF THIS PLUME IS AT 0213S 7947W WHICH IS 147 KM (79 NMI) FROM
THE SUMMIT. THE ASH IS ESTIMATED TO BE AS HIGH AS FL260. 
THINNER ASH EXTENDS TO THE WEST OF THE SUMMIT WITH THE LEADING EDGE
OF THIS ASH AT 0152W 8205W WHICH IS 261 KM (140 NMI) FROM THE
SUMMIT. THIS ASH IS ALSO ESTIMATED TO BE AS HIGH AS FL260.
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TRAJECTORY: UPPER AIR PATTERNS SUGGEST ASH FROM THE SUMMIT TO FL260
WOULD MOVE TO THE WEST OR WEST SOUTHWEST AT 20 TO 25 KTS.
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OUTLOOK:  SEE SIGMETS AND VAFTAD.
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THE NEXT ADVISORY WILL BE ISSUED BY 09/0030Z.
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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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KARST
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NNNN"Attached Graphic Map Depicting Ash Only" 

"Graphic Map Depicting Ash"