FVXX21 KWBC 152130 VOLCANIC ASH ADVISORY ISSUED: 2001MAY15/2130Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: 0128S 7826W AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2001/60 INFORMATION SOURCE: GUAYAQUIL SIGMET...GEOPHYSICAL INSTITUTE GOES 8 VISIBLE AND MULTISPECTRAL IMAGERY. AVIATION MODEL WIND FORECAST. . ERUPTION DETAILS: ERUPTION REPORTED AT AROUND 1330Z AND AGAIN AROUND 1400Z . DETAILS OF ASH CLOUD: DUE TO EXTENSIVE CLOUDINESS IT IS DIFFICULT TO DETECT FROM SATELLITE IMAGERY ANY ASH FROM THE EARLIER ERUPTIONS. THE GUAYAQUIL SIGMET WARNED ABOUT ASH FROM THE SUMMIT TO AROUND FL240. THERE HAVE BEEN NO FURTHER OBSERVATIONS OF VOLCANIC ASH. . TRAJECTORY: ANY ASH BETWEEN THE SUMMIT AND FL250 IS FORECAST TO MOVE SOUTH TO SOUTHWEST AROUND 10 TO 20 KNOTS. . OUTLOOK: SEE SIGMETS AND VAFTAD. . THIS WILL BE THE LAST ADVISORY FOR THIS EVENT. . REAL TIME SATELLITE IMAGERY AND VOLCANIC ASH ADVISORIES OFTEN ACCOMPANIED BY A MAP DEPICTING ASH LOCATION ARE AVAILABLE AT INTERNET URL ADDRESS HTTP://WWW.SSD.NOAA.GOV/VAAC/WASHINGTON.HTML (ALL LOWER CASE EXCEPT /VAAC/) . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . KARST . NNNN