FVXX20 KWBC 230300 VOLCANIC ASH ADVISORY ISSUED 0300 UTC 23 JUL 2000 BY THE WASHINGTON VAAC . GUAGUA PICHINCHA 00-176 ECUADOR 0011S 7836W . BACKGROUND: GUAGUA PICHINCHA ECUADOR (1502-02) SUMMIT HEIGHT 15695 FT (4784 M) . SOURCES OF INFORMATION: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. SIX HOUR AVN MODEL WIND FORECAST VALID 23/0000 UTC. . ERUPTION DETAILS: MODERATE ASH EMISSION AT 22/2030 UTC. . DETAILS OF ASH CLOUD: CURRENT SATELLITE IMAGERY THROUGH 23/0215 UTC SHOWS NO CURRENT ASH PLUME. SCATTERED CLOUDS IN THE VICINITY OF THE VOLCANO ARE MAKING ASH DETECTION DIFFICULT. TRAJECTORY: ANY NEAR SUMMIT ASH WEST TO NORTHWEST AT 10 TO 20 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEST STATEMENT WILL BE ISSUED BY 23/0900 UTC. REAL TIME SATELLITE IMAGERY ALONG WITH THIS AND OTHER VOLCANIC ASH ADVISORIES 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