FVXX20 KWBC 162330
VOLCANIC ASH ADVISORY
ISSUED: 2001AUG16/2330Z   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: 2001/181
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INFORMATION SOURCE: GOES-8 VISIBLE AND INFRARED AND MULTISPECTRAL IMAGERY.
GUAYAQUIL SIGMET. GEOPHYSICAL INSTITUTE IN QUITO. 12 HOUR WIND FORECAST FROM
THE 16/1200Z AVIATION MODEL.
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ERUPTION DETAILS: NEARLY CONTINUOUS ERUPTION SINCE 06/1203Z.
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DETAILS OF ASH CLOUD: GOES-8 SATELLITE IMAGERY AT 16/2245Z SHOWS TWO SEPARATE
ASH PLUMES.  THE FIRST PLUME WITH ASH AT APPROXIMATELY FL350 IS FOUND
SOUTHEAST OF THE SUMMIT AND IS BOUNDED BY THE FOLLOWING POINTS: 0152S7822W
0128S7749W 0137S7713W 0152S7724W 0147S7749W  AND 0158S7806W.
THE SECOND PLUME WITH ASH ESTIMATED FROM THE SUMMIT LEVEL TO FL280 EXTENDS
FROM THE SUMMIT WEST TO THE POINT 0128S7916W.  THE PLUME IS 94KM (NMI)IN
LENGTH AND 22KM (12 NMI) WIDE.       
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TRAJECTORY: ASH AT FL350 WILL MOVE EAST-SOUTHEAST AT 15 KNOTS.  ASH FROM THE
SUMMIT TO FL280 WILL MOVE WEST-SOUTHWEST AT 10 KNOTS.
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OUTLOOK: SEE SIGMETS AND VAFTAD.
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THE NEXT ADVISORY WILL BE ISSUED BY 17/0530Z.
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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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NNNN"Attached Graphic Map Depicting Ash Only" 

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