FVXX20 KNES 200439 VA ADVISORY DTG: 20091120/0438Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 PSN: N1642 W06210 AREA: W_INDIES SUMMIT ELEV: 3002 FT (915 M) ADVISORY NR: 2009/213 INFO SOURCE: GOES-12. RADIOSONDE. ERUPTION DETAILS: ONGOING ROCKFALLS AND VENTING OF ASH AND GASES OBS VA DTG: 20/0415Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL100 130/10KT FCST VA CLD +6HR: 20/1030Z FCST VA CLD +12HR: 20/1630Z FCST VA CLD +18HR: 20/2230Z RMK: NO VA SEEN DUE TO DARKNESS. ANY VA SHOULD MOV NW AND LTLCG OVERNIGHT EXPECTED. ...SWANSON NXT ADVISORY: WILL BE ISSUED BY 20091120/1045Z NNNN