FVXX22 KWBC 211730 VOLCANIC ASH ADVISORY ISSUED: 2001FEB21/1730Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: 0128S 7826W AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2001/33 . INFORMATION SOURCE: GOES-8 VISIBLE..INFRARED AND MULTISPECTRAL IMAGERY. GEOPHYSICAL INSTITUTE. 6 HOUR WIND FORECAST FROM THE 21/1200Z AVIATION MODEL. . ERUPTION DETAILS: ASH OBSERVED OVER THE VOLCANO. . DETAILS OF ASH CLOUD: THE GEOPHYSICAL INSTITUTE REPORTS AT 21/1600Z ASH OVER THE VOLCANO TO FL290 MOVING NORTHWEST. ASH HOWEVER IS NOT SEEN IN THE SATELLITE IMAGERY THROUGH 21/1645Z. . TRAJECTORY: ASH AT FL290 WILL MOVE TOWARDS THE NORTHWEST AT 10-15 KNOTS. . OUTLOOK: SEE SIGMETS AND VAFTAD. . THE NEXT MESSAGE WILL BE ISSUED BY 21/2330Z. . 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. . WALTER . NNNN