FVXX21 KWBC 100730 VOLCANIC ASH ADVISORY STATEMENT ISSUED 0730 UTC 10 MAR 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-293 ECUADOR 0128S 7826W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY...AVIATION MODEL FORECAST DATA. . ERUPTION DETAILS: OCCASIONAL EMISSION OF GASES AND ASH. . DETAILS OF ASH: WEATHER CLOUDS OBSCURED THE VOLCANO THROUGH 10/0645 UTC MAKING IT IMPOSSIBLE TO DETECT ASH. ALTHOUGH THERE HAVE BEEN NO RECENT REPORTS OF ASH THE VOLCANO REMAINS SEISMICALLY ACTIVE AND A NEW ERUPTION COULD OCCUR AT ANY TIME. . TRAJECTORY: WINDS BETWEEN THE SUMMIT AND FL240 ARE GENERALLY BLOWING TOWARDS THE WEST OR WEST SOUTHWEST. ALTHOUGH ASH CANNOT BE DETECTED IN SATELLITE IMAGERY ANY ASH THAT MIGHT EXIST BETWEEN FL160 AND FL240 WOULD MOVE TOWARD THE WEST OR WEST SOUTHWEST AT 10 TO 20 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT STATEMENT WILL BE ISSUED BY 10/1330 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. . STREETT . NNNN