FVXX22 KWBC 010442 VOLCANIC ASH ADVISORY ISSUED: 2003JUN01/0500Z VAAC: WASHINGTON VOLCANO: ANATAHAN 0804-20 LOCATION: N1621E14540 AREA: MARIANA ISLANDS SUMMIT ELEVATION: 2585 FT (788 M) ADVISORY NUMBER: 2003/091 INFORMATION SOURCE: GOES-9 IMAGERY. GFS MODEL WINDS FORECAST. AIRCRAFT REPORT. ERUPTION DETAILS: CONTINUOUS ASH AND GAS EMISSIONS SINCE MAY 10. OBS ASH DATE/TIME: 01/0325Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL100 MOVING N 15-20 KNOTS. FL100/FL140 MOVING NE 5-10 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS. REMARKS: ASH IS NOT IDENTIFIABLE IN SATELLITE IMAGERY THROUGH 01/0325Z DUE TO OBSCURING WEATHER CLOUDS. AIR-MICRONESIA REPORTED EARLIER IN THE EVENING OF HEAVY ASH TO FL200. WE WILL CONTINUE TO CLOSELY MONITOR ANATAHAN AND THE VIEWING AREA AROUND THE VOLCANO AND UPDATE FOR ANY CHANGES OR NEW AIRCRAFT REPORTS....KIBLER NEXT ADVISORY: WILL BE ISSUED BY 2003JUN01/1100Z. NNNN