FVXX22 KWBC 212055
VOLCANIC ASH ADVISORY
ISSUED 2055 UTC 21 SEP 2000 BY THE WASHINGTON VAAC
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TUNGURAHUA 00-1093        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 WIND FORECAST.
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ERUPTION DETAILS: ASH EMISSION AT ABOUT 20/1400 UTC. 
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DETAILS OF ASH CLOUD: THERE IS NO ASH DETECTED IN SATELLITE
IMAGERY THROUGH 21/2015 UTC. HOWEVER THERE IS AN ABUNDANCE OF
CLOUDINESS OBSCURING THE SUMMIT. SHOULD ANY ASH BE PRESENT AT
THIS TIME IT MOST LIKELY IS NEAR-SUMMIT.
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TRAJECTORY: ANY NEAR-SUMMIT ASH SHOULD MOVE TO WEST AND
NORTHWEST NEAR 10 KNOTS.
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OUTLOOK:  SEE SIGMETS.
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THE NEXT ADVISORY WILL BE ISSUED BY 22/0300 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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ORRISON
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