FVXX20 KNES 150124
VOLCANIC ASH ADVISORY
ISSUED: 2005MAY15/0124Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2005/282

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

ERUPTION DETAILS: CONTINUOUS EMISSIONS

OBS ASH DATE/TIME: 15/0025Z

OBS ASH CLOUD: SFC/FL080 N1743E14455 - N1731E14619
- N1617E14543 - N1618E14537 - N1629E14537 -
N1630E14452 - N1743E14455 MOVING NE 5-10 KNOTS. 

FCST ASH CLOUD +6H: 15/0730Z SFC/FL080 N1808E14613
- N1743E14637 - N1615E14544 - N1622E14537 -
N1727E14515 - N1808E14613 

FCST ASH CLOUD +12H: 15/1330Z SFC/FL080
N1834E14536 - N1802E14648 - N1614E14544 -
N1622E14536 - N1834E14536 

FCST ASH CLOUD +18H: 15/1930Z SFC/FL080
N1934E14603 - N1812E14708 - N1615E14543 -
N1622E14537 - N1934E14603 

REMARKS: ACTIVITY AT THE ISLAND APPEARS TO BE
INCREASING SLIGHTLY AS THE DENSITY OF ASH HAS
INCREASED IN THE LAST HOUR OR TWO.  THE DENSE AREA
IS MOVING NE AND IS NEAR SARIGAN.  A LESS DENSE
AREA IS SEEN FROM THE NW TO THE NE OF THE VOLCANO.
 A LARGE AREA OF VOG CAN BE SEEN EXTENDING BETWEEN
13N138E TO 20N146E AND IS ABOUT 200 KM WIDE.  
...GALLINA

NEXT ADVISORY: WILL BE ISSUED BY 2005MAY15/0730Z

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