FVXX22 KWBC 310659
VOLCANIC ASH ADVISORY
ISSUED: 2003MAY31/0700Z      VAAC: WASHINGTON

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

ADVISORY NUMBER: 2003/087
 
INFORMATION SOURCE:  GOES-9 IMAGERY. GFS MODEL WINDS FORECAST. 
PILOT REPORT.
  
ERUPTION DETAILS: CONTINUOUS ASH AND GAS EMISSIONS SINCE MAY 10. 
 
OBS ASH DATE/TIME: 31/0602Z
 
OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA.  WINDS
SFC/FL060 MOVING N 5-10 KNOTS.  FL060/FL120 MOVING NE 5-10 KNOTS.
FL120/180 MOVING E 5-10 KNOTS. FL180/250 MOVING S 10-15 KNOTS

FCST ASH CLOUD +6H: SEE SIGMETS

REMARKS: ASH NOT IDENTIFIABLE IN SATELLITE IMAGERY THROUGH
31/0602Z AS CLOUD COVER CONTINUES TO OBSCURE THE VOLCANO.  A
PILOT REPORT WAS RECEIVED AT 30/2230Z INDICATING THAT ASH WAS TO
FL250.  WE WILL CONTINUE TO CLOSELY MONITOR ANATAHAN AS CLOUD
COVER ACROSS THE VOLCANO COULD DISSIPATE AT ANY TIME....KIBLER  

NEXT ADVISORY: WILL BE ISSUED BY 2003MAY31/1300Z.

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