FVXX21 KWBC 071630 VOLCANIC ASH ADVISORY ISSUED: 2001JAN07/1630Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: 0128S 7826W AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2001/14 . INFORMATION SOURCE: VISIBLE INFRARED AND MULTISPECTRAL SATELLITE IMAGERY. WIND FORECAST FROM THE AVIATION MODEL. . ERUPTION DETAILS: OCCASIONAL NEAR SUMMIT STEAM AND LIGHT ASH CLOUD. . DETAILS OF ASH CLOUD: IN CLEAR IMAGERY NO ASH IS DETECTABLE THROUGH 07/1545Z. THE GEOPHYSICAL INSTITUTE LAST REPORTED ASH OVER THE VOLCANO AT 06/1530Z TO ABOUT FL230. THE VOLCANO HAS BEEN KNOWN TO PRODUCE A NEAR SUMMIT CLOUD OF GASSES AND LIGHT ASH THAT DOES NOT TRAVEL A GREAT DISTANCE. . TRAJECTORY: ANY ASH FROM SUMMIT LEVEL TO FL230 IS FORECAST TO MOVE TOWARD THE WEST AROUND 15 KNOTS. . OUTLOOK: SEE SIGMETS. . THIS WILL BE THE FINAL ADVISORY UNLESS ASH IS AGAIN DETECTED IN IMAGERY OR REPORTED DOWNWIND FROM THE VOLCANO. . 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. . NNNN