FVXX20 KWBC 260730 VOLCANIC ASH ADVISORY STATEMENT ISSUED 0715 UTC 26 JAN 2000 BY THE WASHINGTON VAAC . GUAGUA PICHINCHA 00-026 ECUADOR 0011S 7836W . BACKGROUND: GUAGUA PICHINCHA ECUADOR (1502-02) SUMMIT HEIGHT 15695 FT (4784 M) . SOURCES OF INFORMATION: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. GUAYAQUIL METEOROLOGICAL WATCH OFFICE. JANUARY 25 REPORT FROM THE GEOPHYSICAL INSTITUTE. . ERUPTION DETAILS: 110 MINUTE EMISSION OF ASH AND STEAM DETAILS OF ASH CLOUD: NO ASH CAN BE SEEN IN SATELLITE IMAGERY THROUGH 0615 UTC. HOWEVER ASH MIGHT BE OBSCURED BY THE LOW AND MID LEVEL WEATHER CLOUDS IN THE AREA. . TRAJECTORY: UPPER AIR PATTERNS SUGGEST THAT ANY ASH BETWEEN THE SUMMIT AND FL250 WOULD MOVE AT ABOUT 5 KNOTS TOWARD THE WEST OR NORTHWEST. . OUTLOOK: SEE SIGMETS . THIS WILL BE THE LAST MESSAGE ON THIS EVENT. UNLESS A NEW EVENT OCCURS WE WILL RESUME ISSUING WATCH VAAS FOR THIS VOLCANO AT 26/1700 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. . NNNN