FVXX22 KWBC 051835 VOLCANIC ASH ADVISORY ISSUED 1835 UTC 05 AUG 2000 BY THE WASHINGTON VAAC . GUAGUA PICHINCHA 00-185 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. AVIATION MODEL WIND FORECAST. GEOPHYSICAL INSTITUTE . ERUPTION DETAILS: MINOR EXPLOSION AT 05/1734 UTC . DETAILS OF ASH CLOUD: THE GEOPHYSICAL INSTITUTE INDICATED THAT A SMALL EXPLOSION OF GUAGUA PICHINCHA OCCURRED AT 1734 UTC BASED ON SEISMIC ACTIVITY. NO ASH COULD BE DISCERNED IN SATELLITE IMAGERY THROUGH 1745 UTC DUE AT LEAST IN PART TO EXTENSIVE CLOUD COVER. . TRAJECTORY: ANY ASH THAT MAY EXIST NEAR SUMMIT LEVEL WOULD MOVE TOWARDS THE WEST AT 15 TO 20 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT STATEMENT WILL BE ISSUED AT 06/0030 OR SOONER IF ADDITIONAL INFORMATION BECOMES AVAILABLE. . 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. . TURK . NNNN