FVXX20 KNES 052130 VA ADVISORY DTG: 20080205/2130Z VAAC: WASHINGTON VOLCANO: ANATAHAN 0804-20 PSN: N1621 E14539 AREA: MARIANA.ISLANDS SUMMIT ELEV: 2585 FT (788 M) ADVISORY NR: 2008/004 INFO SOURCE: MTSAT. GFS WINDS. ERUPTION DETAILS: EMISSION OF GASES AND POSSIBLE ASH OBS VA DTG: 05/2030Z OBS VA CLD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL040 MOVING FROM E 20-25 KNOTS. FCST VA CLD +6HR: 06/0230Z FCST VA CLD +12HR: 06/0830Z FCST VA CLD +18HR: 06/1430Z RMK: DUE TO DARKNESS NO VA PLUME SEEN. ANY VA FORECAST TO MOVE WEST UNTIL NOON. ...SWANSON NXT ADVISORY: WILL BE ISSUED BY 20080206/0330Z NNNN