FVXX20 KNES 221629 VOLCANIC ASH ADVISORY ISSUED: 2005APR22/1629Z VAAC: WASHINGTON VOLCANO: ANATAHAN 0804-20 LOCATION: N1621E14540 AREA: MARIANA.ISLANDS SUMMIT ELEVATION: 2585 FT (788 M) ADVISORY NUMBER: 2005/190 INFORMATION SOURCE: GFS MODEL WINDS. RADIOSONDE. GOES-9. ERUPTION DETAILS: CONTINOUS LOW LEVEL EMISSIONS OBS ASH DATE/TIME: 22/1613Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL100 MOVING TO NW 10-15 KNOTS. FCST ASH CLOUD +6H: 23/0000Z SFC/ 15NM WIDE LINE BETWEEN N1711E14424 - N1621E14538. FCST ASH CLOUD +12H: 23/0600Z SFC/ 15NM WIDE LINE BETWEEN N1712E14423 - N1621E14538. FCST ASH CLOUD +18H: 23/1200Z SFC/ 15NM WIDE LINE BETWEEN N1723E14427 - N1622E14538. REMARKS: ASH IS NOT OVSERVED IN IMAGERY BUT THERE IS EXTENSIVE MULTILAYERED CLOUDS IN THE VICINITY ...SCHWARTZ NEXT ADVISORY: WILL BE ISSUED BY 2005APR22/2230Z NNNN