FVXX20 KNES 070931 VOLCANIC ASH ADVISORY ISSUED: 20061207/0931Z VAAC: WASHINGTON VOLCANO: PAGAN 0804-17 LOCATION: N1807 E14548 AREA: MARIANA.IS-C.PACIFIC SUMMIT ELEVATION: 1870 FT (570 M) ADVISORY NUMBER: 2006/010 INFORMATION SOURCE: MTSAT. FY-2C. GFS WINDS. MODIS-TERRA ERUPTION DETAILS: ONGOING EMISSION OF GASES AND LIGHT ASH SINCE 04/2133Z OBS ASH DATE/TIME: 07/0900Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL020 MOVING TO W 25 KNOTS. FCST ASH CLOUD +6H: 07/1500Z FCST ASH CLOUD +12H: 07/2100Z FCST ASH CLOUD +18H: 08/0300Z REMARKS: DUE TO DARKNESS NO PLUME CAN BE SEEN IN IMAGERY. HOWEVER IN THE LAST VISIBLE IMAGERY A FAINT NARROW PLUME COULD STILL BE SEEN MOVING WEST OFF THE ISLAND AROUND 95NM BEFORE DISSIPATING. LITTLE CHANGE IN PLUME DIRECTION IS FORECAST OVER NIGHT. EARLIER MODIS IMAGERY SHOWED THE PLUME TO BE LIGHT BROWN CLOSE TO THE ISLAND SO LIGHT ASH CONTENT IS CONFIRMED. ...SWANSON NEXT ADVISORY: WILL BE ISSUED BY 20061207/1530Z