FVXX21 KWBC 191930
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 1930 UTC 19 JAN 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-077         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. 1200 UTC UPPER AIR WINDS. SIGMETS AND AIRCRAFT REPORTS FROM
THE GUAYAQUIL METEOROLOGICAL WATCH OFFICE.
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ERUPTION DETAILS: CONTINUOUS EMISSIONS OF ASH AND STEAM...
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DETAILS OF ASH: ASH IS NO LONGER VISIBLE IN SATELLITE DATA. HOWEVER
CONSIDERABLE CLOUDINESS HAS DEVELOPED AROUND THE VOLCANO HINDERING
ASH CLOUD OBSERVATION. THE PLUME FROM EARLIER TODAY WAS LAST SEEN
DRIFTING TO THE WEST AND APPROACHING THE PACIFIC COAST BEFORE IT
DISSIPATED. AIRCRAFT REPORTS FROM EARLIER PLACED THE ASH BETWEEN
FL200 AND FL250. 
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TRAJECTORY: THIS MORNINGS UPPER AIR SOUNDING INDICATES THAT ASH
BETWEEN FL200 AND FL250 WOULD MOVE TOWARD THE WEST AT 15 TO 20
KNOTS.
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OUTLOOK:  SEE SIGMETS.
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THE NEXT STATEMENT WILL BE ISSUED BY 20/0130 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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RUMINSKI/NOAA/NESDIS/SAB
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