FVXX22 KWBC 100015 VOLCANIC ASH ADVISORY ISSUED: 2000DEC09/0015Z VAAC: WASHINGTON . VOLCANO: FUEGO 1402-09 LOCATION: 1428N 9053W AREA: GUATEMALA . SUMMIT ELEVATION: 12345 FT (3763 M) . ADVISORY NUMBER: 2000/10 . INFORMATION SOURCE: GOES 8 MULTISPECTRAL AND INFRARED SATELLITE IMAGERY. GUATEMALA VOLCANOLOGISTS. . ERUPTION DETAILS: POSSIBLE ERUPTION AROUND 09/2245Z. . DETAILS OF ASH CLOUD: SATELLITE IMAGERY THROUGH 09/2345Z SEEMS TO CONFIRM THAT THERE WAS AT LEAST A BRIEF EXHALATION OF ASH. THE ASH CLOUD NOTED EARLIER WAS AT LEAST INITIALLY QUITE DENSE BUT IT IS NOW BEGINNING TO RAPIDLY DISSIPATE. RECENT COORDINATIONS MADE THROUGH TO VOLCANOLOGISTS IN GUATEMALA HAVE INDICATED INCREASED INSTABILITY WITH SEVERAL EXPLOSIONS OCCURRING WITHIN THE LAST COUPLE OF HOURS. THERE IS STILL NO FORMAL HEIGHT ASSIGNMENT GIVEN TO THE CURRENT ASH CLOUD BUT IT IS BELIEVED TO BE NEAR FL130. . AS OF 2345Z...THE SMALL ASH CLOUD IS SEEN DISSIPATING ABOUT 30 KM (16 NMI) WEST AND NORTHWEST OF THE SUMMIT. THE ASH CLOUD IS ABOUT 8 KM (4 NMI) WIDE. . TRAJECTORY: WEST AND NORTHWEST AT 10 TO 15 KNOTS. . OUTLOOK: SEE SIGMETS. . THE NEXT MESSAGE WILL BE ISSUED BY 10/0600Z. . REAL TIME SATELLITE IMAGERY AND 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