FVXX20 KNES 081336 VOLCANIC ASH ADVISORY ISSUED: 2005AUG08/1335Z VAAC: WASHINGTON VOLCANO: ANATAHAN 0804-20 LOCATION: N1621E14540 AREA: MARIANA.ISLANDS SUMMIT ELEVATION: 2585 FT (788 M) ADVISORY NUMBER: 2005/648 INFORMATION SOURCE: GFS MODEL WINDS. RADIOSONDE. GOES-9. ERUPTION DETAILS: CONTINUOUS EMISSION OF ASH AND GASES OBS ASH DATE/TIME: 08/1202Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL100 MOVING TO SW 5-10 KNOTS. FL100/FL200 MOVING TO W -NW 10 KNOTS. FCST ASH CLOUD +6H: 08/1800Z FCST ASH CLOUD +12H: 09/0000Z FCST ASH CLOUD +18H: 09/0600Z REMARKS: DUE TO CLOUDS NO ASH CAN BE DETECTED. ...SWANSON NEXT ADVISORY: WILL BE ISSUED BY 2005AUG08/1930Z NNNN