FVXX20 KNES 310406
VOLCANIC ASH ADVISORY
ISSUED: 2006MAY31/0405Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2006/009

INFORMATION SOURCE: HONOLULU MWO. MTSAT. PILOT
REPORT. USGS. 

ERUPTION DETAILS: NO ASH JUST GAS EMISSIONS.

OBS ASH DATE/TIME: 31/0300Z

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE
DATA. WINDS SFC/FL100 MOVING TO SW 10-15 KNOTS.

FCST ASH CLOUD +6H: 31/0900Z 

FCST ASH CLOUD +12H: 31/1500Z 

FCST ASH CLOUD +18H: 31/2100Z 

REMARKS: THERE HAS AGAIN BEEN A PILOT REPORT OF
ASH EMISSION FROM THE VOLCANO.  THE VOLCANO
OBSERVATORY REPORTS THERE HAS BEEN NO INCREASE IN
SEISMIC ACTIVITY FOR DAYS WITH ONLY EMISSION OF
STEAM AND OTHER GASES BEING OBSERVED.  IF ANY
LIGHT ASH WAS CARRIED ALOFT IT WOULD FALL OUT
INSIDE THE CRATER AND NOT TRAVEL DOWNWIND.  IN
CURRENT IMAGERY ONLY A VERY FAINT PLUME OF GASES
CAN BE SEEN AND NO HOTSPOT DETECTED.  ...SWANSON

NEXT ADVISORY: NO FURTHER ADVISORIES

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