FVXX21 KWBC 030130
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 0130 UTC 03 APR 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-393         ECUADOR 0128S 7826W 
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BACKGROUND:    TUNGURAHUA ECUADOR (1502-08)
               SUMMIT HEIGHT 16480 FT (5023 M)
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SOURCES OF INFORMATION: GOES-8 VISIBLE INFRARED AND
MULTISPECTRAL IMAGERY. 6 HOUR WIND FORECAST FROM 
THE 02/1800 UTC AVIATION MODEL.  
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ERUPTION DETAILS: GAS AND ASH EMISSIONS
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DETAILS OF ASH: SATELLITE IMAGERY THROUGH 03/0045 UTC SHOWS
THE AREA COVERED IN LOW AND MID LEVEL CLOUDS MAKING DETECTION
OF ASH DIFFICULT.  HOWEVER EARLIER VISIBLE
IMAGERY..02/2245..SHOWED A WELL DEFINED THIN PLUME EXTENDING
TOWARDS THE WEST AWAY FROM THE SUMMIT.  THE PLUME WAS 76 KM
(40 NMI) IN LENGTH AND 5 KM (3 NMI) WIDE AND EXTENDED TO THE
POINT 0127S 7907W.  BASED ON THE LATEST MODEL FORECAST DATA
THE HEIGHT OF THE PLUME IS ESTIMATED TO BE AT FL300.
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TRAJECTORY: ANY ASH AT FL300 WILL MOVE TOWARDS THE WEST AT 20
KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 03/0730 UTC.
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REAL TIME SATELLITE IMAGERY ALONG WITH THIS AND OTHER VOLCANIC
ASH ADVISORY STATEMENTS 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" 

"Graphic Map Depicting Ash"