FVXX20 KWBC 301730 VOLCANIC ASH ADVISORY STATEMENT ISSUED 1730 UTC 30 MAR 2000 BY THE WASHINGTON VAAC . GUAGUA PICHINCHA 00-107 ECUADOR 0011S 7836W . BACKGROUND: GUAGUA PICHINCHA ECUADOR (1502-02) SUMMIT HEIGHT 15695 FT (4784 M) . SOURCES OF INFORMATION: GOES-8 VISIBLE...INFRARED AND MULTISPECTRAL IMAGERY. 30/1800 UTC UPPER WIND FORECAST FROM THE 30/0600 UTC AVN MODEL. THE GEOPHYSICAL INSTITUTE IN QUITO. . ERUPTION DETAILS: SMALL GAS AND ASH EMISSION AROUND 1018 UTC. . DETAILS OF ASH CLOUD: GOES-8 IMAGERY THROUGH 1715 UTC SHOWS NO SIGN OF ANY LINGERING ASH FROM THIS MORNINGS EMISSION. THE INSTITUTE REPORTS THAT GUAGUA HAS RETURNED TO ITS NORMAL ROUTINE OF SMALL STEAM EMISSIONS. . TRAJECTORY: UPPER AIR PATTERNS SUGGEST ANY ASH TO FL300 TO MOVE WEST AT 10 TO 15 KNOTS. . OUTLOOK: SEE SIGMETS . THE NEXT STATEMENT WILL BE A WATCH ISSUED AT 31/1700 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