FVXX21 KWBC 202130
VOLCANIC ASH ADVISORY
ISSUED 2130 UTC 20 AUG 2000 BY THE WASHINGTON VAAC
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TUNGURAHUA 00-976         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: SCATTERED CLOUDS ARE OBSCURING THE VOLCANO IN
SATELLITE IMAGERY THROUGH 2045 UTC. NO CURRENT ASH PLUME IS
VISIBLE.  RECENT 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 AT 15 TO 20 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT ADVISORY WILL BE ISSUED BY 21/0330 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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