FVXX22 KWBC 011700
VOLCANIC ASH ADVISORY
ISSUED: 2003JUN01/1700Z      VAAC: WASHINGTON

VOLCANO: ANATAHAN 0804-20
LOCATION: N1621E14540    AREA: MARIANA ISLANDS
 
SUMMIT ELEVATION: 2585 FT (788 M)

ADVISORY NUMBER: 2003/093
 
INFORMATION SOURCE:  GOES-9 IMAGERY. GFS MODEL WINDS FORECAST. 
  
ERUPTION DETAILS: CONTINUOUS ASH AND GAS EMISSIONS SINCE MAY 10. 
 
OBS ASH DATE/TIME: 01/1613Z
 
OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA.  WINDS
SFC/FL050 MOVING N 15 KNOTS. FL050/FL100 MOVING NE 10-15 KNOTS.
FL100/FL200 MOVING E 5-10 KNOTS.

FCST ASH CLOUD +6H: SEE SIGMETS.

REMARKS: ASH IS NOT IDENTIFIABLE IN SATELLITE IMAGERY DUE TO
OBSCURING WEATHER CLOUDS. BECAUSE OF THE SHIFT OF WINDS WITH
ALTITUDE WE ARE PROVIDING POSSIBLE ASH DIRECTIONS UP TO FL200.
THERE HAVE BEEN NO NEW REPORTS OF HOW HIGH ANY ASH IS OCCURRING 
BUT CONTINUE TO CLOSELY MONITOR AREA AROUND THE VOLCANO AND WILL
UPDATE FOR ANY CHANGES OR NEW AIRCRAFT REPORTS.

NEXT ADVISORY: WILL BE ISSUED BY 2003JUN01/2300Z.

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