FVXX21 KWBC 140100 VOLCANIC ASH ADVISORY STATEMENT ISSUED 0100 UTC 14 FEB 2000 BY THE WASHINGTON VAAC . TUNGURAHUA 00-187 ECUADOR 0128S 7826W . BACKGROUND: TUNGURAHUA ECUADOR (1502-08) SUMMIT HEIGHT 16480 FT (5023 M) . SOURCES OF INFORMATION: GOES-8 VISIBLE MULTISPECTRAL AND INFRARED IMAGERY. GUAYAQUIL METEOROLOGICAL WATCH OFFICE. 6 HOUR WIND FORECAST FROM THE 13/1800 UTC AVIATION MODEL. . ERUPTION DETAILS: ALMOST CONTINUOUS ERUPTION OF ASH AND STEAM. . DETAILS OF ASH: A 13/2200 UTC SURFACE REPORT FROM RIOBAMBA (SERB) LOCATED APPROXIMATELY 32 KM (17 NMI) TO THE SOUTHWEST OF THE SUMMIT AND A 13/2300 UTC REPORT FROM AMBATO (SEAM) LOCATED APPROXIMATELY 33 KM (17 NMI) NORTH OF THE SUMMIT BOTH INDICATED ASH BUT WITH HEIGHT UNKNOWN. SATELLITE DATA CONTINUES TO BE LIMITED TO ONE IMAGE EVERY THREE HOURS IN ORDER TO SUPPORT U.S. NATIONAL WEATHER SERVICE OPERATIONS. THE 2345 UTC IMAGE DID NOT SHOW ASH OVER THE VOLCANO OR TO ITS WEST . TRAJECTORY: ANY ASH AT FL260 WOULD MOVE TOWARDS THE WEST-NORTHWEST AT 20-30 KNOTS. . OUTLOOK: SEE SIGMETS AND VAFTAD. . THE NEXT STATEMENT WILL BE ISSUED AT 14/0700 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