FVXX21 KWBC 011530 VOLCANIC ASH ADVISORY STATEMENT ISSUED 1530 UTC 01 JUNE 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-641 ECUADOR 0128S 7826W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: GOES-8 VISIBLE..INFRARED AND MULTISPECTRAL IMAGERY. 6 HOUR WIND FORECAST FROM THE 01/0600 UTC AVIATION MODEL. GUAYAQUIL METEOROLOGICAL WATCH OFFICE. . ERUPTION DETAILS: OCCASIONAL GAS AND ASH EMISSIONS WITH SEVERAL EXPLOSIONS. . DETAILS OF ASH: SATELLITE IMAGERY THROUGH 01/1445 UTC SHOWS EXTENSIVE CLOUDINESS OVER AND AROUND THE SUMMIT MAKING DETECTION OF ASH DIFFICULT. HOWEVER..THE GEOPHYSICAL INSTITUTE DID REPORT ASH AT 01/0338 UTC BUT NO HEIGHT WAS GIVEN.. . TRAJECTORY: ASH FROM THE SUMMIT TO FL300 WOULD MOVE TOWARD THE WEST AT 20 KNOTS. . OUTLOOK: SEE SIGMETS AND VAFTAD. . THE NEXT STATEMENT WILL BE ISSUED BY 01/2130 UTC. . REAL TIME SATELLITE IMAGERY ALONG WITH THIS AND OTHER VOLCANIC ASH ADVISORY STATEMENTS 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