FVXX22 KWBC 301653
VOLCANIC ASH ADVISORY
ISSUED: 2003MAY30/1650Z VAAC: WASHINGTON
VOLCANO: ANATAHAN 0804-20
LOCATION: N1621E14540 AREA: MARIANA ISLANDS
SUMMIT ELEVATION: 2585 FT (788 M)
ADVISORY NUMBER: 2003/084
INFORMATION SOURCE: GOES-9 IMAGERY. GFS MODEL WINDS FORECAST.
ERUPTION DETAILS: CONTINUOUS ASH AND GAS EMISSIONS SINCE MAY 10.
OBS ASH DATE/TIME: 30/1013Z
OBS ASH CLOUD: SFC/FL150 08 NM WIDE LINE OF ASH EXTENDING BETWEEN
N1621E14540 N1653E14518 N1736E14505. ASH IS MOVING N 10-15
KNOTS.
FCST ASH CLOUD +6H: SEE SIGMETS
REMARKS: MULTI-SPECTRAL IMAGERY AT 30/1613Z SHOWS A PLUME
EXTENDING N-WARD APPROXIMATELY 88 NM FROM THE SUMMIT. INCREASING
MIDDLE AND HIGH LEVEL WEATHER CLOUDS ARE MAKING ASH DETECTION
DIFFICULT....BROWN
NEXT ADVISORY: WILL BE ISSUED BY 2003MAY30/2300Z.
NNNN"Attached Graphic Map Depicting Ash Only"
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