FVXX21 KWBC 202200
VOLCANIC ASH ADVISORY
ISSUED: 2001SEP20/2200  VAAC: WASHINGTON
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VOLCANO: TUNGURAHUA  1502-08
LOCATION: 0128S 7826W    AREA: ECUADOR
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SUMMIT ELEVATION: 16480 FT (5023 M)
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ADVISORY NUMBER: 2001/265
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INFORMATION SOURCE: GOES-8 VISIBLE..INFRARED AND MULTISPECTRAL
IMAGERY. GEOPHYSICAL INSTITUTE. GUAYAQUIL METEOROLOGICAL WATCH
OFFICE.  TWELVE HOUR WIND FORECAST FROM THE 20/1200Z AVIATION MODEL.
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ERUPTION DETAILS: ASH REPORTED OVER VOLCANO AT 20/1544Z.
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DETAILS OF ASH CLOUD: SATELLITE IMAGERY THROUGH 20/2115Z SHOWS A
SLIGHT INDICATION OF ASH EXTENDING JUST TO THE WEST-SOUTHWEST OF THE
SUMMIT.  THIS AGREES WITH THE GEOPHYSICAL INSTITUTE REPORT OF ASH
OVER THE SUMMIT AT 20/2029Z TO FL200 MOVING WEST-SOUTHWEST.
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TRAJECTORY: ASH AT FL200 WILL MOVE WEST AT 10 KNOTS.
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OUTLOOK:  SEE SIGMETS.
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THE NEXT ADVISORY WILL BE ISSUED BY 21/0400Z.
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INTERNET URLS...
MESSAGE LISTSERV   WWW.SSD.NOAA.GOV/VAAC/SUBSCRIBE.HTML
MESSAGES GRAPHICS AND IMAGERY   WWW.SSD.NOAA.GOV/VAAC/WASHINGTON.HTML
(ALL LOWERCASE EXCEPT /VAAC/)
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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WALTER
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