FVXX20 KWBC 220230 VOLCANIC ASH ADVISORY ISSUED: 2001AUG22/0230Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: 0128S 7826W AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2001/204 . INFORMATION SOURCE: GOES-8 INFRARED..MULTISPECTRAL IMAGERY. WIND FORECAST FROM THE AVIATION MODEL. GUAYAQUIL METEOROLOGICAL WATCH OFFICE. . ERUPTION DETAILS: NEARLY CONTINUOUS ERUPTION SINCE 06/1203Z. . DETAILS OF ASH CLOUD: ASH OBSERVED EARLIER HAS BECOME TOO DIFFUSE AND IS NO LONGER VISIBLE IN SATELLITE IMAGERY THROUGH 0115Z. ASH WAS ESTIMATED EARLIER AT FL200 MOVING TOWARDS THE WEST. . TRAJECTORY:. ANY ASH BELOW FL200 WILL MOVE TO THE WEST AT 10 KTS. . OUTLOOK: SEE SIGMETS AND VAFTAD. . THE NEXT ADVISORY WILL BE ISSUED BY 22/0830Z. . 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