FVXX20 KNES 270545
VOLCANIC ASH ADVISORY
ISSUED: 2005APR27/0544Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2005/208

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

ERUPTION DETAILS: CONTINUOUS LOW LEVEL EMISSION

OBS ASH DATE/TIME: 27/0413Z

OBS ASH CLOUD: SFC/FL070 N2414E14759 - N2008E14719
- N1838E14539 - N1617E14528 - N1743E14441 -
N1917E14427 - N2105E14443 - N2410E14652 -
N2414E14759 MOVING N 10-30 KNOTS. 

FCST ASH CLOUD +6H: 27/1200Z SFC/FL070 N2317E15102
- N2038E15100 - N1916E14732 - N1759E14604 -
N1617E14526 - N1628E14437 - N1713E14411 -
N1759E14422 - N2005E14647 - N2317E15102 

FCST ASH CLOUD +12H: 27/1800Z SFC/FL070
N2157E15402 - N1855E15402 - N1855E14758 -
N1616E14529 - N1632E14416 - N1802E14404 -
N2007E14800 - N2157E15402 

FCST ASH CLOUD +18H: 28/0000Z SFC/FL070
N2003E15034 - N1804E15001 - N1711E14623 -
N1617E14529 - N1632E14417 - N1812E14359 -
N1905E14559 - N2003E15034 

REMARKS: WELL DEFINED LOW LEVEL PLUME SEEN IN
VISIBLE AND MULTISPECTRAL GOES-9 IMAGERY. WIND
SPEED SOUTH OF 20N IS 10-20 KT AND NORTH OF 20N IS
20-30 KT. DIRECTION AND SPEED OF ASH PLUME IS
BEING AFFECTED BY CIRCULATION AROUND REMAINS OF
TROPICAL STORM SONCA.  ...RUMINSKI

NEXT ADVISORY: WILL BE ISSUED BY 2005APR27/1145Z

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