FVXX22 KWBC 240830
VOLCANIC ASH ADVISORY
ISSUED 0830 UTC 24 SEP 2000 BY THE WASHINGTON VAAC
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TUNGURAHUA 00-1106        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 INFRARED AND MULTISPECTRAL
IMAGERY. THE GEOPHYSICAL INSTITUTE. AVIATION MODEL WIND
FORECAST.
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ERUPTION DETAILS: OCCASIONAL ASH EMISSIONS.
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DETAILS OF ASH CLOUD: SATELLITE IMAGERY THROUGH 24/0745 UTC
SHOWS EXTENSIVE CLOUDINESS OVER THE AREA MAKING ANY DETECTION
OF ASH DIFFICULT. THE LAST REPORT OF ASH FROM THE GEOPHYSICAL
INSTITUTE WAS AT 23/1342 UTC WHICH INDICATED ASH AT FL250
MOVING WEST. THE VOLCANO REMAINS UNSTABLE AND MAY ERUPT AT ANY
TIME.
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TRAJECTORY: ANY ASH FROM THE SUMMIT TO FL250 WOULD MOVE WEST
TO SOUTHWEST AT UP TO 10 KTS.
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OUTLOOK:  SEE SIGMETS.
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THE NEXT ADVISORY WILL BE ISSUED BY 24/1430 UTC.
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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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KARST
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