FVXX21 KWBC 12130 VOLCANIC ASH ADVISORY STATEMENT ISSUED 2130 UTC 11 MAR 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-300 ECUADOR 0128S 7826W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: GOES-8 VISIBLE...INFRARED AND MULTISPECTRAL IMAGERY. NOAA-14 VISIBLE...INFRARED AND MULTISPECTRAL IMAGERY. 12/0000 UTC FORECAST UPPER WINDS FROM THE AVIATION MODEL. . ERUPTION DETAILS: OCCASIONAL EMISSIONS OF GASES AND ASH. . DETAILS OF ASH: GOES-8 VISIBLE IMAGERY AT 2045 UTC SHOWS NO ASH OVER TUNGURAHUA. THERE IS A BREAK IN THE MID LEVEL CLOUDS AND A CLEAR SHOT OF THE VOLCANO DOES NOT SHOW ANY ASH. GOES-8 REMAINS IN RAPID SCAN MODE UNTIL 11/2226 UTC TO SUPPORT SEVERE WEATHER OBSERVATIONS IN THE SOUTHEAST U.S. NOAA-14 IMAGERY DID NOT SHOW ANY ASH AT 11/2000 UTC. . TRAJECTORY: UPPER AIR PATTERNS SUGGEST ANY ASH EMITTED WOULD MOVE WEST AT 10 TO 15 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT STATEMENT WILL BE ISSUED BY 12/0330 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. . HUGHES . NNNN