FVXX20 KNES 050422
VA ADVISORY
DTG: 20080205/0422Z   VAAC: WASHINGTON

VOLCANO: ANATAHAN 0804-20
PSN: N1621 E14539   AREA: MARIANA.ISLANDS

SUMMIT ELEV: 2585 FT (788 M)

ADVISORY NR: 2008/001

INFO SOURCE: MTSAT. GFS WINDS. U.S. GEOLOGICAL
SURVEY  

ERUPTION DETAILS: LOW LEVEL EMISSIONS OF STEAM
AND POSSIBLE ASH

OBS VA DTG: 05/0330Z

OBS VA CLD: SFC/FL040 10NM WIDE LINE BETWEEN
N1620 E14540 - N1601 E14501. ASH IS MOVING W
10-15 KNOTS. 

FCST VA CLD +6HR: 05/0930Z SFC/FL040 10NM WIDE
LINE BETWEEN N1620 E14540 - N1609 E14453. 

FCST VA CLD +12HR: 05/1530Z SFC/FL040 10NM WIDE
LINE BETWEEN N1617 E14452 - N1620 E14540. 

FCST VA CLD +18HR: 05/2130Z SFC/FL040 10NM WIDE
LINE BETWEEN N1628 E14455 - N1620 E14542. 

RMK: VISIBLE IMAGERY SHOWS A LOW LEVEL PLUME WITH
MOSTLY STEAM AND POSSIBLE SLIGHT AMOUNTS OF ASH
EXTENDING 60 NMI TO THE WEST SOUTHWEST OF THE
SUMMIT.  THE USGS REPORTS THAT SEISMIC DATA SHOWS
EPISODIC LOW LEVEL TREMORS ARE OCCURING. 
...SCHWARTZ

NXT ADVISORY: WILL BE ISSUED BY 20080205/1015Z

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