FVXX22 KWBC 191844 VOLCANIC ASH ADVISORY ISSUED: 2003JUL19/1900Z VAAC: WASHINGTON VOLCANO: ANATAHAN 0804-20 LOCATION: N1621E14540 AREA: MARIANA ISLANDS SUMMIT ELEVATION: 2585 FT (788 M) ADVISORY NUMBER: 2003/288 INFORMATION SOURCE: GOES 9 IMAGERY. GFS MODEL WINDS FORECAST ERUPTION DETAILS: ASH AND GAS EMISSIONS SINCE MAY 10. OBS ASH DATE/TIME: 19/1802Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL080 MOVING NW 5-10 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS. REMARKS: ANY ASH IN THE AREA IS TOO THIN OR TOO LOW TO DETECT IN GOES-9 SATELLITE IMAGERY THROUGH 1802Z. NEXT ADVISORY: WILL BE ISSUED BY 2003JUL20/0100Z. NNNN