FVXX21 KWBC 302145 VOLCANIC ASH ADVISORY ISSUED 2145 UTC 30 AUG 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-1017 ECUADOR 0128S 7826W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: GOES-8 VISIBLE INFRARED AND MULTISPECTRAL IMAGERY. WINDS FORECAST FROM THE AVIATION MODEL. GEOPHYSICAL INSTITUTE REPORT. . ERUPTION DETAILS: GAS AND OCCASIONAL ASH EMISSIONS. . DETAILS OF ASH: THE PLUME CAN NO LONGER BE DETECTED IN SATELLITE IMAGERY DUE TO WEATHER CLOUDS OVER THE AREA. THE INSTITUTE REPORTS CONTINUED NEAR SUMMIT ACTIVITY TO AN ESTIMATED HEIGHT OF FL260 THAT IS MOVING WEST SOUTHWEST. . TRAJECTORY: ANY ASH FROM THE SUMMIT TO FL260 WILL MOVE TOWARD THE WEST TO WEST SOUTHWEST AROUND 15 TO 20 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT ADVISORY WILL BE ISSUED BY 31/0330 UTC. . 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