FVXX21 KWBC 152325 VOLCANIC ASH ADVISORY ISSUED: 2001SEP15/2325Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: 0128S 7826W AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2001/244 . INFORMATION SOURCE: GOES-8 VISIBLE...INFRARED AND MULTISPECTRAL IMAGERY. WIND FORECAST FROM THE AVIATION MODEL. THE GEOPHYSICAL INSTITUTE. GUAYAQUIL METEOROLOGICAL WATCH OFFICE . ERUPTION DETAILS: ASH FIRST REPORTED AT 13/2206Z. . DETAILS OF ASH CLOUD: ALTHOUGH NO ASH COULD BE DETECTED IN SATELLITE IMAGERY THROUGH 15/2245Z THE GEOPHYSICAL INSTITUTE REPORTED VOLCANIC ASH OVER THE VOLCANO AT 2131Z. NO HEIGHT WAS GIVEN BUT ASH TOPS ARE BELIEVED TO BETWEEN THE SUMMIT AND FL250. . TRAJECTORY: ANY ASH FROM SUMMIT LEVEL TO FL250 WOULD MOVE TOWARDS THE SOUTHWEST AT 15 TO 20 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT ADVISORY WILL BE ISSUED BY 16/0530Z. . 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. . TURK . NNNN