FVXX20 KNES 222127
VOLCANIC ASH ADVISORY
ISSUED: 2005APR22/2127Z   VAAC: WASHINGTON

VOLCANO: ANATAHAN 0804-20
LOCATION: N1621E14540   AREA: MARIANA.ISLANDS

SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2005/191

INFORMATION SOURCE: GFS MODEL WINDS. GOES-9. 

ERUPTION DETAILS: CONTINUOUS ASH EMISSIONS

OBS ASH DATE/TIME: 22/2102Z

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE
DATA. WINDS SFC/FL100 MOVING TO NW 15 KNOTS.

FCST ASH CLOUD +6H: 23/0300Z SFC/FL100 15NM WIDE
LINE BETWEEN N1824E14215 - N1619E14535. 

FCST ASH CLOUD +12H: 23/0900Z SFC/FL100 15NM WIDE
LINE BETWEEN N1831E14210 - N1619E14537. 

FCST ASH CLOUD +18H: NOT AVBL

REMARKS: CLOUDS OVER THE VOLCANO MAKE IT DIFFICULT
TO OBSERVE ASH. ACCORDING TO UPPER AIR WINDS ANY
ASH UP TO FL100 SHOULD MOVE TOWARDS THE NW AT 15
KTS ...KARST

NEXT ADVISORY: WILL BE ISSUED BY 2005APR23/0330Z

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