FVXX20 KNES 130430
VA ADVISORY
DTG: 20080213/0429Z VAAC: WASHINGTON
VOLCANO: ANATAHAN 0804-20
PSN: N1621 E14539 AREA: MARIANA.ISLANDS
SUMMIT ELEV: 2585 FT (788 M)
ADVISORY NR: 2008/023
INFO SOURCE: MTSAT. GFS WINDS. MODIS-TERRA
ERUPTION DETAILS: ONGOING EMISSION OF GASES AND
OCNL LIGHT ASH
OBS VA DTG: 13/0330Z
OBS VA CLD: SFC/FL030 15NM WIDE LINE BETWEEN
N1621 E14541 - N1550 E14554. ASH IS MOVING SE 5
KNOTS.
FCST VA CLD +6HR: 13/0930Z SFC/FL030 15NM WIDE
LINE BETWEEN N1620 E14542 - N1528 E14538.
FCST VA CLD +12HR: 13/1530Z SFC/FL030 15NM WIDE
LINE BETWEEN N1617 E14541 - N1535 E14455.
FCST VA CLD +18HR: 13/2130Z SFC/FL030 15NM WIDE
LINE BETWEEN N1619 E14540 - N1523 E14505.
RMK: A FAINT PLUME EXTENDS AROUND 25 NM SE. IN
HIGH RES IMAGERY IT APPEARS TO BE MOSTLY GAS AT
THIS TIME BUT MAY CONTAIN A LITTLE ASH. VERY
FAINT VOG SEEN N AND W OF SAIPAN. ...SWANSON
NXT ADVISORY: WILL BE ISSUED BY 20080213/1030Z
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