FVXX22 KWBC 082142 VOLCANIC ASH ADVISORY ISSUED: 2003JUL08/2145Z VAAC: WASHINGTON VOLCANO: ANATAHAN 0804-20 LOCATION: N1621E14540 AREA: MARIANA ISLANDS SUMMIT ELEVATION: 2585 FT (788 M) ADVISORY NUMBER: 2003/244 INFORMATION SOURCE: GOES 9 IMAGERY. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: ASH AND GAS EMISSIONS SINCE MAY 10. OBS ASH DATE/TIME: 08/2125Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL080 MOVING SW 10-15 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS REMARKS: VISIBLE IMAGERY THROUGH 2125Z DOES NOT SHOW ANY ASH. FORECAST WINDS AT FL080 IS TOWARD THE WSW. NEXT ADVISORY: WILL BE ISSUED BY 2003JUL09/0400Z. NNNN