FVXX21 KWBC 131245
VOLCANIC ASH ADVISORY          
ISSUED: 2001JAN13/1245Z  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: 2001/29

INFORMATION SOURCE: GOES-8 VISIBLE ... INFRARED AND MULTISPECTRAL
SATELLITE IMAGERY.  GUAYAQUIL METEOROLOGICAL WATCH OFFICE SIGMET. 
AIRCRAFT REPORT. AVIATION MODEL WINDS.
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ERUPTION DETAILS: NEAR SUMMIT ASH EMISSION 
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DETAILS OF ASH CLOUD: THE GUAYAQUIL METEOROLOGICAL WATCH OFFICE HAS
ISSUED A SIGMET FOR ASH OVER THE VOLCANO AND UP TO FL170.  SATELLITE
IMAGERY THROUGH 1215Z IS INCONCLUSIVE AS TO THE PRESENCE OF AN ASH
PLUME.  A SUSPICIOUS CLOUD EXTENDS 18 KM (10 NMI) TO THE SOUTHWEST
OF THE VOLCANO.  THIS CLOUD MAY OR MAY NOT CONTAIN ASH.  
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TRAJECTORY: UPPER AIR PATTERNS SUGGEST THAT ANY ASH BETWEEN THE
SUMMIT AND FL170 WOULD MOVE TO THE WEST SOUTH WEST AT ABOUT 15
KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT MESSAGE WILL BE ISSUED BY 13/1900Z.
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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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