FVXX21 KWBC 250230 VOLCANIC ASH ADVISORY ISSUED: 2001SEP25/0230Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: 0128S 7826W AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2001/276 . INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. GUAYAQUIL METEOROLOGICAL WATCH OFFICE. GEOPHYSICAL INSTITUTE. SIX HOUR WIND FORECAST FROM THE 24/1800Z AVIATION MODEL. . ERUPTION DETAILS: ASH REPORTED OVER THE VOLCANO AT 24/2001Z. . DETAILS OF ASH CLOUD: ASH IS NOT SEEN IN THE SATELLITE IMAGERY THROUGH 25/0145Z. ASH WAS LAST OBSERVED BY THE GEOPHYSICAL INSTITUTE AT 24/2001Z TO FL230. . TRAJECTORY: ASH FROM THE SUMMIT TO FL230 WILL MOVE TOWARDS THE WEST AT 15 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT ADVISORY WILL BE ISSUED BY 25/0830Z. . 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. . WALTER . NNNN