FVXX21 KWBC 161130 VOLCANIC ASH ADVISORY ISSUED: 2001SEP16/1130Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: 0128S 7826W AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2001/246 . INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. SIX HOUR WIND FORECAST FROM THE 16/0600 AVIATION MODEL. THE GEOPHYSICAL INSTITUTE. GUAYAQUIL METEOROLOGICAL WATCH OFFICE . ERUPTION DETAILS: ASH FIRST REPORTED AT 13/2206Z. . DETAILS OF ASH CLOUD: ASH IS NOT DETECTED IN SATELLITE IMAGERY THROUGH 16/1045Z HOWEVER AN OCCASIONAL HOTSPOT IS SEEN IN THE SHORTWAVE IMAGERY. THE LAST REPORT OF ASH WAS AT 15/2131Z. NO HEIGHT WAS GIVEN BUT ASH TOPS ARE BELIEVED TO BETWEEN THE SUMMIT AND FL250. . TRAJECTORY: ASH FROM SUMMIT LEVEL TO FL250 WILL MOVE TOWARDS THE SOUTHWEST AROUND 10 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT ADVISORY WILL BE ISSUED BY 16/1730Z. . 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