FVXX22 KWBC 171900 VOLCANIC ASH ADVISORY STATEMENT ISSUED 1900 UTC 17 JAN 2000 BY THE WASHINGTON VAAC . PACAYA 00-004 GUATEMALA 1422N 9036W . BACKGROUND: PACAYA GUATEMALA (1402-11) SUMMIT HEIGHT 8372 FT (2553 M) . SOURCES OF INFORMATION: GOES-8 VISIBLE ...INFRARED AND MULTISPECTRAL IMAGERY. WIND FORECAST FROM THE 17/1200 NGM MODEL. . ERUPTION DETAILS: ERUPTION AT 16/2245 UTC. . DETAILS OF ASH CLOUD: SATELLITE IMAGERY THROUGH 17/1815 UTC NO LONGER SHOWS A DISTINCT AREA OF ASH. VISIBLE IMAGERY UNTIL 1715 UTC INDICATED A THIN SHORT PLUME EXTENDING SOUTH SOUTHWEST FROM THE VOLCANO THAT HAS SINCE DISSIPATED. THIS PLUME WAS REPORTED TO BE STEAM. OVER THE OFFSHORE WATERS OF THE PACIFIC TO THE WEST OF THE REGION THERE IS A FAINT HAZINESS THAT MAY CONTAIN SOME VERY LIGHT ASH. THIS HAZE IS ESTIMATED BELOW FL100. NO ASH SIGNATURES COULD BE SEEN IN SATELLITE IMAGERY AND THE INTENSITY OF THE "HOTSPOT" AT THE VOLCANO HAS ALSO DECREASED. . TRAJECTORY: ANY RESIDUAL LIGHT ASH AT AND BELOW FL100 WILL MOVE SOUTHWEST 20 TO 30 KNOTS. . OUTLOOK: SEE LATEST SIGMETS AND VAFTAD. . NEXT STATEMENT WILL BE ISSUED BY 18/0100 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 www.ssd.noaa.gov/VAAC/washington.html (all lower case except /VAAC/) . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . NNNN