FVXX20 KWBC 240140 VOLCANIC ASH ADVISORY ISSUED 0140 UTC 24 JUL 2000 BY THE WASHINGTON VAAC . GUAGUA PICHINCHA 00-181 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...GEOPHYSICAL INSTITUTE...UPPER-LEVEL WIND FORECAST DATA... . ERUPTION DETAILS: NEAR-SUMMIT ACTIVITY... . DETAILS OF ASH CLOUD: THE LATEST REPORTS FROM THE GEOPHYSICAL INSTITUTE INDICATE LITTLE ACTIVITY. HOWEVER THE LATEST MULTISPECTRAL IMAGES THROUGH 24/0045 UTC ARE SUGGESTING SOME NEAR-SUMMIT ASH AT THIS TIME. IN ADDITION THERE IS A HOT SPOT DETECTED IN CHANNEL 2 GOES DATA ALBEIT RATHER SUBTLE. . TRAJECTORY: ANY ASH NEAR THE SUMMIT SHOULD MOVE TO THE WEST AT 10 TO 20 KNOTS. . OUTLOOK: SEE SIGMETS . THE NEXT STATEMENT WILL BE ISSUED BY 24/0800 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. . ORRISON . NNNN