FVXX21 KWBC 201530
VOLCANIC ASH ADVISORY
ISSUED 1530 UTC 20 AUG 2000 BY THE WASHINGTON VAAC
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TUNGURAHUA 00-975         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. WIND FORECAST FROM THE AVIATION MODEL.
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ERUPTION DETAILS: OCCASIONAL GAS AND ASH EMISSIONS. 
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DETAILS OF ASH: WEATHER CLOUDS ARE OBSCURING THE VOLCANO FROM
THE GROUND AND IN SATELLITE IMAGERY THROUGH 1445 UTC. SEISMIC
ACTIVITY HAS BEEN MINIMAL INDICATING ONLY NEAR SUMMIT
EMISSIONS OF GAS AND POSSIBLE LIGHT ASH.
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TRAJECTORY: ANY ASH FROM THE SUMMIT TO FL240 WILL MOVE TOWARD
THE WEST TO WEST-SOUTHWEST AROUND 20 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT ADVISORY WILL BE ISSUED BY 20/2130 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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