FVXX20 KNES 160845 VOLCANIC ASH ADVISORY ISSUED: 2005JUL16/0845Z VAAC: WASHINGTON VOLCANO: ANATAHAN 0804-20 LOCATION: N1621E14540 AREA: MARIANA.ISLANDS SUMMIT ELEVATION: 2585 FT (788 M) ADVISORY NUMBER: 2005/549 INFORMATION SOURCE: GFS MODEL WINDS. GOES-9. ERUPTION DETAILS: CONTINUOUS EMISSION OF ASH AND GASES OBS ASH DATE/TIME: 16/0802Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL100 MOVING TO N 10 KNOTS. FL100/FLF200 MOVING TO SW 10-15 KNOTS. FCST ASH CLOUD +6H: 16/1400Z FCST ASH CLOUD +12H: 16/2000Z FCST ASH CLOUD +18H: 17/0200Z REMARKS: CLOUDS CONTINUE TO COVER THE REGION MAKING DETECTION OF ANY ASH IMPOSSIBLE. SEISMIC DATA CONFIRMS CONTINUED ACTIVITY AT THE VOLCANO. ...SWANSON NEXT ADVISORY: WILL BE ISSUED BY 2005JUL16/1445Z NNNN