FVXX20 KNES 010054
VOLCANIC ASH ADVISORY
ISSUED: 2005JUL01/0054Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2005/478

INFORMATION SOURCE: GFS MODEL WINDS. GOES-9. 

ERUPTION DETAILS: CONTINUOUS ASH EMISSIONS

OBS ASH DATE/TIME: 01/0025Z

OBS ASH CLOUD: SFC/FL100 N1637E14159 - N1624E14537
- N1619E14539 - N1608E14535 - N1535E14050 -
N1552E14049 - N1637E14159 MOVING W 5-10 KNOTS. 

FCST ASH CLOUD +6H: 01/0600Z  SFC/FL100
N1623E14534 - N1617E14537 - N1505E14055 -
N1608E14049 - N1623E14534 

FCST ASH CLOUD +12H: 01/1200Z  SFC/FL100
N1622E14538 - N1617E14538 - N1502E14056 -
N1611E14049 - N1622E14538 

FCST ASH CLOUD +18H: 01/1800Z  SFC/FL100
N1624E14537 - N1616E14538 - N1447E14058 -
N1543E14052 - N1624E14537 

REMARKS: LATEST VISIBLE IMAGERY SHOWS A THIN
LOW-LEVEL PLUME EXTENDING TO THE WEST OF THE
SUMMIT APPROXIMATELY 285 NMI.  THE EXACT WIDTH OF
THE PLUME IS ILL-DEFINED BECAUSE OF THE LACK OF
OPAQUENESS BUT APPEARS TO BE AT LEAST 55 NMI WIDE
AT 142 DEGREES EAST. ...BALDWIN

NEXT ADVISORY: WILL BE ISSUED BY 2005JUL01/0700Z

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