FVXX20 KNES 121311
VOLCANIC ASH ADVISORY
ISSUED: 2005JUN12/1309Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2005/401

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

ERUPTION DETAILS: CONTINUOUS  EMISSION OF ASH AND
STEAM

OBS ASH DATE/TIME: 12/1202Z

OBS ASH CLOUD: SFC/FL100 N1631E14436 - N1628E14538
- N1624E14540 - N1619E14441 - N1504E14253 -
N1453E14055 - N1537E14108 - N1530E14256 -
N1631E14436 MOVING W 15 KNOTS. 

FCST ASH CLOUD +6H: 12/1800Z  SFC/FL100
N1631E14425 - N1630E14538 - N1624E14539 -
N1613E14431 - N1514E14257 - N1540E14251 -
N1631E14425 

FCST ASH CLOUD +12H: 13/0000Z  SFC/FL100
N1632E14410 - N1627E14540 - N1626E14540 -
N1617E14434 - N1529E14305 - N1558E14252 -
N1632E14410 

FCST ASH CLOUD +18H: 13/0600Z  SFC/FL100
N1636E14340 - N1628E14538 - N1624E14539 -
N1618E14425 - N1517E14228 - N1605E14214 -
N1636E14340 

REMARKS: LOW LEVEL PLUME EXTENDS 76 NMI TO THE
WEST AND THEN TOWARD THE SOUTHWEST. ...BROWN

NEXT ADVISORY: WILL BE ISSUED BY 2005JUN12/1915Z

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-Graphic Map Depicting Ash