FVXX22 KWBC 191630 VOLCANIC ASH ADVISORY ISSUED 1630 UTC 19 OCT 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-1159 ECUADOR 0128S 7826W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: GOES-8 VISIBLE..INFRARED AND MULTISPECTRAL IMAGERY. GEOPHYSICAL INSTITUTE. UPPER WINDS FORECAST FROM THE AVIATION MODEL. . ERUPTION DETAILS: OCCASIONAL ASH EMISSIONS. . DETAILS OF ASH CLOUD: SATELLITE IMAGERY THROUGH 19/1545 UTC SHOWS BROKEN CLOUDS OVER THE SUMMIT WITH NO ASH DETECTED. THE GEOPHYSICAL INSTITUTE REPORTS NO ACTIVITY HAS OCCURRED AT THE VOLCANO SINCE THE MODERATE EXPLOSION AND ASH EMISSION 18/2100 UTC. . TRAJECTORY: ANY ASH AT SUMMIT LEVEL WOULD MOVE TOWARD THE NORTHWEST AT ABOUT 15 TO 20 KNOTS. OUTLOOK: SEE SIGMETS. . THE NEXT ADVISORY WILL BE ISSUED BY 19/2230 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. . CLARK . NNNN