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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