FVXX21 KWBC 051930 CCA VOLCANIC ASH ADVISORY ISSUED 1930 UTC 05 JUN 2000 BY THE WASHINGTON VAAC . CORRECTION FOR NEXT ISSUE DATE. . TUNGURAHUA 00-659 ECUADOR 0128S 7826W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: GOES-8 VISIBLE ... INFRARED AND MULTISPECTRAL IMAGERY. SIX HOUR WIND FORECAST FROM THE 05/1200 UTC AVIATION MODEL. GUAYAQUIL MWO. . ERUPTION DETAILS: OCCASIONAL GAS AND ASH EMISSIONS. . DETAILS OF ASH: THE AREA AROUND THE VOLCANO IS PARTIALLY OBSCURED BY BROKEN CLOUDS. NO ASH CAN BE SEEN IN SATELLITE IMAGERY THROUGH 1845 UTC. THE MOST RECENT SIGMET NOW PLACES ASH UP TO FL290 AT 05/1858. . TRAJECTORY: ANY ASH PRESENT FROM THE SUMMIT TO FL290 WOULD MOVE WESTWARD AT 15 TO 25 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT MESSAGE WILL BE ISSUED BY 06/0130 UTC. . REAL TIME SATELLITE IMAGERY ALONG WITH THIS AND OTHER 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