FVXX21 KWBC 121415 
VOLCANIC ASH ADVISORY
ISSUED: 2001SEP12/1415Z  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: 2001/231
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INFORMATION SOURCE: GOES-8 VISIBLE/INFRARED/MULTISPECTRAL IMAGERY.
AIRCRAFT REPORT. 12/1200Z AVIATION MODEL UPPER AIR WINDS.
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ERUPTION DETAILS: ASH REPORTED OVER VOLCANO AT 12/1342Z.
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DETAILS OF ASH CLOUD: GOES-8 IMAGERY THROUGH 1345Z DOES NOT SHOW THE
PRESENCE OF ASH OVER THE VOLCANO DUE TO MID AND HIGH LEVEL CLOUDS
OBSCURING THE VOLCANO. THE AIRCRAFT REPORTS ASH OVER THE VOLCANO TO
FL210 MOVING WEST. 
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TRAJECTORY: UPPER AIR PATTERNS SUGGEST ANY ASH FROM SUMMIT LEVEL TO
FL200 WOULD MOVE NORTHWEST AT 5 TO 10 KNOTS. ASH ABOVE FL200 WOULD
MOVE WEST AT 5 TO 10 KNOTS.
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OUTLOOK:  SEE SIGMETS.
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THE NEXT ADVISORY WILL BE ISSUED BY 12/2030Z.
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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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HUGHES/WALTER
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