FVXX21 KNES 011923 VA ADVISORY DTG: 20090101/1923Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 PSN: N1642 W06210 AREA: W_INDIES SUMMIT ELEV: 3002 FT (915 M) ADVISORY NR: 2009/004 INFO SOURCE: GOES-13. GFS WINDS. MONTSERRAT OBSERVATORY. ERUPTION DETAILS: CONTINUOUS EMISSIONS OBS VA DTG: 01/1845Z OBS VA CLD: SFC/FL050 50NM WID LINE BTN N1643 W06305 - N1652 W06335 - N1532 W06526. MOV W 5-10KT SFC/FL100 25NM WID LINE BTN N1649 W06304 - N1641 W06209. MOV NW 5KT FCST VA CLD +6HR: 02/0100Z SFC/FL070 25NM WID LINE BTN N1641 W06212 - N1659 W06443 - N1606 W06559. FCST VA CLD +12HR: 02/0700Z SFC/FL070 25NM WID LINE BTN N1704 W06630 - N1719 W06532 - N1721 W06422 - N1640 W06210. FCST VA CLD +18HR: 02/1300Z SFC/FL070 25NM WID LINE BTN N1808 W06218 - N1640 W06211. RMK: THE MVO REPORTED AN ERUPTION TO FL100 AT 1412Z AND SATELLITE IMAGERY SUGGESTS ANOTHER ERUPTION AT 1730Z. ASH TO FL100 EXTENDED 110 NMI TO THE WEST OF THE SUMMIT WHILE ASH TO FL050 EXTENDED 210 NMI TO THE SOUTHWEST OF THE SUMMIT AT 1845Z. ... NXT ADVISORY: WILL BE ISSUED BY 20090102/0130Z NNNN