FVXX20 KNES 012159 VOLCANIC ASH ADVISORY ISSUED: 2005AUG01/2158Z VAAC: WASHINGTON VOLCANO: ANATAHAN 0804-20 LOCATION: N1621E14540 AREA: MARIANA.ISLANDS SUMMIT ELEVATION: 2585 FT (788 M) ADVISORY NUMBER: 2005/618 INFORMATION SOURCE: GUAM WFO. GFS MODEL WINDS. METAR. GOES-9. SAIPAN EMO ERUPTION DETAILS: ONGOING ASH EMISSIONS OBS ASH DATE/TIME: 01/2115Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL050 MOVING TO S 10 KNOTS. FL050/FL150 MOVING TO SE 5-10 KNOTS. FCST ASH CLOUD +6H: 02/0330Z FCST ASH CLOUD +12H: 02/0930Z FCST ASH CLOUD +18H: 02/1530Z REMARKS: CLOUDS CONTINUE TO COVER THE VOLCANO MAKING ASH DETECTION FROM SATELLITE DIFFICULT. LOCAL OBSERVATIONS ON SAIPAN AND TINIAN INDICATE REDUCED VISIBILITY DUE TO VOLCANIC ASH. THERE HAVE ALSO BEEN REPORTS OF A SULFUR ODER. ... NEXT ADVISORY: WILL BE ISSUED BY 2005AUG02/0400Z NNNN