FVXX21 KWBC 240303
VOLCANIC ASH ADVISORY
ISSUED: 2004APR24/0303Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2004/3

INFORMATION SOURCE: GOES-9 IMAGERY. USGS. GUAM MWO

ERUPTION DETAILS: EXULATION STARTING AROUND
24/0125Z.

OBS ASH DATE/TIME: 24/0225Z

OBS ASH CLOUD: SFC/FL060 5NM WIDE LINE BETWEEN
N1643E14500 - N1622E14538. ASH IS MOVING NW 10-15
KNOTS. 

FCST ASH CLOUD +6H: NOT AVBL

FCST ASH CLOUD +12H: NOT AVBL

FCST ASH CLOUD +18H: NOT AVBL

REMARKS: CURRENT SATELLITE IMAGERY THROUGH
24/0225Z SHOWS A THIN PLUME MOVING TO THE
NORTHWEST AWAY FROM THE ISLAND.  THE PLUME IS 5 NM
WIDE AND 40 NM IN LENGTH.  IN ADDITION THE USGS
CONFIRMS AN INCREASE IN SEISMIC ACTIVITY OVER THE
PAST SEVERAL HOURS....WALTER ...

NEXT ADVISORY: WILL BE ISSUED BY 2004APR24/0900Z

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