FVXX20 KNES 231628 VOLCANIC ASH ADVISORY ISSUED: 2005JUL23/1628Z VAAC: WASHINGTON VOLCANO: ANATAHAN 0804-20 LOCATION: N1621E14540 AREA: MARIANA.ISLANDS SUMMIT ELEVATION: 2585 FT (788 M) ADVISORY NUMBER: 2005/580 INFORMATION SOURCE: GOES-12. RADIOSONDE. ERUPTION DETAILS: CONTINUOUS ASH EMISSIONS OBS ASH DATE/TIME: 23/1525Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL150 MOVING TO N 25 KNOTS. FCST ASH CLOUD +6H: 23/2130Z NOT AVBL FCST ASH CLOUD +12H: 24/0330Z NOT AVBL FCST ASH CLOUD +18H: 24/0930Z NOT AVBL REMARKS: ASH COULD NOT BE DETECTED IN SATELLITE IMAGERY THROUGH 1525Z DUE TO EXTENSIVE CLOUD COVER. ...TURK NEXT ADVISORY: WILL BE ISSUED BY 2005JUL23/2230Z NNNN