FVXX21 KWBC 190030 VOLCANIC ASH ADVISORY ISSUED: 2001JAN19/0030Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: 0128S 7826W AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2001/31 . INFORMATION SOURCE: GUAYAQUIL SIGMET...INFRARED AND MULTISPECTRAL SATELLITE IMAGERY. WIND FORECAST FROM AVIATION MODEL. GEOPHYSICAL INSTITUTE. . ERUPTION DETAILS: ERUPTION OCCURRED AT 17/2340Z BASED ON GEOPHYSICAL INSTITUTE OBSERVATION. . DETAILS OF ASH CLOUD: THE GEOPHYSICAL INSTITUTE OBSERVED AN ERUPTION OF TUNGURAHUA AT 18/2340Z TO FL220 MOVING WEST. SATELLITE IMAGERY THROUGH 2345Z SHOWED EXTENSIVE CLOUD COVER OVER THE SUMMIT AND SURROUNDING AREA PRECLUDING THE DETECTION OF ASH. . TRAJECTORY: TOWARDS THE WEST AT 10 TO 20 KNOTS. . OUTLOOK: SEE SIGMETS AND VAFTAD. . THE NEXT MESSAGE WILL BE ISSUED BY 18/0630Z. . 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. . TURK . NNNN