FVXX20 KWBC 210855
VOLCANIC ASH ADVISORY
ISSUED: 2001AUG21/0855Z   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: 2001/201
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INFORMATION SOURCE: GOES-8 ..INFRARED..MULTISPECTRAL IMAGERY.  06
HOUR WIND FORECAST FROM THE 21/0000Z AVIATION MODEL.
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ERUPTION DETAILS: NEARLY CONTINUOUS ERUPTION SINCE 06/1203Z. 
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DETAILS OF ASH CLOUD: SATELLITE IMAGERY THROUGH 0815Z SHOW AN AREA OF
FAINT ASH PRODUCED BY AN EARLIER ERUPTION APPROXIMATELY 70 NMI LONG
AND 20 NMI WIDE. IT IS CENTERED ABOUT THE POINT 0137S 8007W OR ABOUT
100 NMI WEST OF THE SUMMIT.  HEIGHT IS ESTIMATED BELOW FL200.
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TRAJECTORY:. ASH BELOW FL200 WOULD MOVE TOWARD THE WEST AT 5 TO 10
KNOTS.
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OUTLOOK: SEE SIGMETS AND VAFTAD.
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THE NEXT ADVISORY WILL BE ISSUED BY 21/1500Z.
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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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NNNN"Attached Graphic Map Depicting Ash Only" 

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