FVXX21 KWBC 101922
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 1922 UTC 10 MAR 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-295         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...AVIATION MODEL FORECAST
DATA...GEOPHYSICAL INSTITUTE.
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ERUPTION DETAILS: OCCASIONAL EMISSION OF GASES AND ASH.
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DETAILS OF ASH: SATELLITE DATA HAS BEEN LIMITED TO ONE IMAGE
EVERY THREE HOURS IN ORDER TO SUPPORT U.S. NATIONAL WEATHER
SERVICE OPERATIONS.  THE 1745 UTC IMAGE SHOWED BROKEN CLOUDS
IN THE VICINITY OF THE SUMMIT WITH NO INDICATION OF ASH.   THE
LAST INDICATION OF ASH CAME AT 1400 UTC WHEN RIOBAMBA REPORTED
VOLCANIC ASH TO FL170 OVER THE VOLCANO.  THE GEOPHYSICAL
INSTITUTE NOTED TODAY THAT RECENT VOLCANIC ACTIVITY AT
TUNGURAHUA HAS LARGELY BEEN CONFINED TO THE SUMMIT AND
IMMEDIATE SURROUNDINGS.
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TRAJECTORY: ANY REMAINING ASH AT FL170 WOULD MOVE TOWARDS THE
WEST AT 10 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 11/0130 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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TURK      
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