FVXX21 KWBC 300520 VOLCANIC ASH ADVISORY ISSUED: 2001JUL30/0520Z VAAC: WASHINGTON . VOLCANO: TUNGURAHUA 1502-08 LOCATION: 0128S 7826W AREA: ECUADOR . SUMMIT ELEVATION: 16480 FT (5023 M) . ADVISORY NUMBER: 2001/129 . INFORMATION SOURCE: GOES-8 MULTISPECTRAL AND INFRARED SATELLITE IMAGERY. 6 HOUR WIND FORECAST FROM 0000Z AVIATION MODEL. . ERUPTION DETAILS: NEAR SUMMIT ERUPTION AT 29/2216Z. . DETAILS OF ASH CLOUD: SATELLITE IMAGERY THRU 30/0445Z DOES NOT SHOW ANY ASH. LOW LEVEL CLOUDS IN THE VICINITY OF THE VOLCANO MAY BE OBSCURING THE ASH. THE HEIGHT THE ASH WAS ESTIMATED AT UP TO FL260 AND MOVING TO THE NORTHWEST BY THE GEOPHYSICAL INSTITUTE. . TRAJECTORY: ANY REMAINING ASH TO FL260 WILL MOVE TO THE WEST 15 TO 20 KNOTS. . OUTLOOK: SEE SIGMETS . THE NEXT ADVISORY WILL BE ISSUED BY 30/1130Z. . 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