FVXX22 KWBC 132200 VOLCANIC ASH ADVISORY ISSUED: 2001MAR13/2200Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: 0128S 7826W AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2001/35 . INFORMATION SOURCE: GOES-8 VISIBLE..INFRARED AND MULTISPECTRAL IMAGERY. GUAYAQUIL METEOROLOGICAL WATCH OFFICE SIGMET . ERUPTION DETAILS: ASH EMISSION AT 2108Z. . DETAILS OF ASH CLOUD: THE GEOPHYSICAL INSTITUTE OBSERVED AN ASH EMISSION TO FL315 AT 2108Z. THE ASH MOVED TOWARD THE NORTHWEST. NO ASH CAN BE SEEN IN SATELLITE IMAGERY THROUGH 2115 UTC. . TRAJECTORY: ASH IS REPORTED TO BE MOVING TO THE NORTHWEST. UPPER AIR PATTERNS SUGGEST THAT ASH NEAR FL315 WOULD MOVE AT ABOUT 20 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT ADVISORY WILL BE ISSUED BY 14/0400Z. . 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