FVXX21 KWBC 110840 VOLCANIC ASH ADVISORY ISSUED: 2001SEP11/0840Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: 0128S 7826W AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2001/227 . INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. AVIATION MODEL WIND FORECAST. . ERUPTION DETAILS: ASH CLOUD OBSERVED AT 11/0005Z AND 11/0245Z. . DETAILS OF ASH CLOUD: GOES IMAGERY THROUGH 0815Z NO LONGER SHOWS ANY ASH FROM THE PREVIOUS ERUPTIONS. BOTH SMALL PUFFS OF ASH MOVED RAPIDLY WEST SOUTHWEST AND DISSIPATED WITHIN 2 HOURS. . TRAJECTORY: ANY ASH BELOW FL300 IS FORECAST TO MOVE WESTERLY AROUND 35 KNOTS. . OUTLOOK: SEE SIGMETS. . THIS WILL BE THE FINAL ADVISORY UNLESS ASH IS AGAIN REPORTED OR DETECTED IN SATELLITE IMAGERY. . 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/) . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . NNNN