FVXX20 KNES 152147
VOLCANIC ASH ADVISORY
ISSUED: 2005APR15/2146Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2005/162

INFORMATION SOURCE: GFS MODEL WINDS. GOES-9. USGS.


ERUPTION DETAILS: ONGOING LOW LEVEL EMISSION

OBS ASH DATE/TIME: 15/2102Z

OBS ASH CLOUD: SFC/FL100 15NM WIDE LINE BETWEEN
N1621E14541 - N1622E14439 - N1610E14359. ASH IS
MOVING W 10-15 KNOTS. 

FCST ASH CLOUD +6H: 16/0300Z SFC/FL100 20NM WIDE
LINE BETWEEN N1620E14541 - N1614E14359 -
N1606E14307. 

FCST ASH CLOUD +12H: 16/0900Z SFC/FL100 20NM WIDE
LINE BETWEEN N1620E14541 - N1612E14352 -
N1558E14229. 

FCST ASH CLOUD +18H: 16/1500Z SFC/FL100 25NM WIDE
LINE BETWEEN N1622E14541 - N1604E14331 -
N1546E14158. 

REMARKS: IN THE FIRST VISIBLE IMAGERY A FAINT LOW
LEVEL PLUME OF MOST LIKELY STEAM AND LIGHT ASH CAN
BE SEEN MOVING WEST OFF THE ISLAND.  ...

NEXT ADVISORY: WILL BE ISSUED BY 2005APR16/0345Z

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