FVXX21 KWBC 161910
VOLCANIC ASH ADVISORY
ISSUED: 2001SEP16/1910  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: 2001/248
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INFORMATION SOURCE: GOES-8 VISIBLE INFRARED AND MULTISPECTRAL
IMAGERY. SIX HOUR WIND FORECAST FROM THE 16/1200 AVIATION MODEL. 
GUAYAQUIL METEOROLOGICAL WATCH OFFICE
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ERUPTION DETAILS: CONTINUOUS NEAR SUMMIT LEVEL ASH FLOW OBSERVED IN
IMAGERY OVER THE PAST 6 HOURS.
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DETAILS OF ASH CLOUD: THE GUAYAQUIL MWO REPORTS A SURFACE OBSERVATION
OF ASH AT FL170 MOVING SOUTHWEST AT 16/1600Z.  GOES IMAGERY AT
16/1845Z SHOWS A FAINT PLUME EXTENDING APPROXIMATELY TO THE POINT
0201S 7909W OR ABOUT 50 NMI SOUTHWEST OF THE VOLCANO. THE PLUME IS UP
TO 10 NMI WIDE.

TRAJECTORY: ASH FROM SUMMIT LEVEL TO FL170 WILL MOVE TOWARDS THE
SOUTHWEST AROUND 10 TO 15 KNOTS.
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OUTLOOK:  SEE SIGMETS AND VAFTAD.
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THE NEXT ADVISORY WILL BE ISSUED BY 17/0130Z.
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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" 

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