FVXX20 KNES 230424 VOLCANIC ASH ADVISORY ISSUED: 2005JUL23/0423Z VAAC: WASHINGTON VOLCANO: ANATAHAN 0804-20 LOCATION: N1621E14540 AREA: MARIANA.ISLANDS SUMMIT ELEVATION: 2585 FT (788 M) ADVISORY NUMBER: 2005/578 INFORMATION SOURCE: GFS MODEL WINDS. RADIOSONDE. GOES-9. ERUPTION DETAILS: CONTINUOUS LOW LEVEL ERUPTIONS OBS ASH DATE/TIME: 23/0325Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL150 MOVING TO N 20-30 KNOTS. FCST ASH CLOUD +6H: 23/0930Z FCST ASH CLOUD +12H: 23/1530Z FCST ASH CLOUD +18H: 23/2130Z REMARKS: SCATTERED CLOUDS FROM BANYAN (07W) CONTINUE TO OBSCURE THE VOLCANO. NO ASH OR HOT SPOT ACTIVITY IS VISIBLE FROM SATELLITE. ... NEXT ADVISORY: WILL BE ISSUED BY 2005JUL23/1030Z NNNN