FVXX20 KNES 080413
VOLCANIC ASH ADVISORY
ISSUED: 2005JUL08/0412Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2005/513

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

ERUPTION DETAILS: ONGOING ASH EMISSIONS

OBS ASH DATE/TIME: 08/0302Z

OBS ASH CLOUD: SFC/FL120 N1746E13902 - N1651E14108
- N1659E14255 - N1623E14534 - N1614E14536 -
N1610E14342 - N1555E13337 - N1646E13329 -
N1706E13545 - N1746E13902 MOVING W 10-15 KNOTS. 

FCST ASH CLOUD +6H: 08/0900Z SFC/FL120 N1721E13847
- N1641E14143 - N1622E14533 - N1611E14533 -
N1556E13329 - N1637E13313 - N1721E13847 

FCST ASH CLOUD +12H: 08/1500Z SFC/FL120
N1719E13831 - N1643E14142 - N1621E14534 -
N1611E14532 - N1555E13320 - N1637E13307 -
N1719E13831 

FCST ASH CLOUD +18H: 08/2100Z SFC/FL120
N1723E13841 - N1644E14132 - N1620E14535 -
N1610E14537 - N1610E14531 - N1553E13319 -
N1637E13305 - N1723E13841 

REMARKS: SATELLITE IMAGERY AT 08/0302Z SHOWS A
WELL DEFINE PLUME EXTENDING TO AROUND 134E OR
ABOUT 700 NM FROM THE SUMMIT.  THE ASH PLUME MAY
EXTEND FARTHER, BUT IT GETTING DIFFICULT TO DETECT
IN VISIBLE AND MULTI-SPECTRAL IMAGERY.  ASH IS
ESTIMATED TO FL120 MOVING WEST AT 10-15 KNOTS.  
...KIBLER

NEXT ADVISORY: WILL BE ISSUED BY 2005JUL08/1015Z

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