FVXX20 KNES 260854 VA ADVISORY DTG: 20091226/0853Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 PSN: N1642 W06210 AREA: W_INDIES SUMMIT ELEV: 3002 FT (915 M) ADVISORY NR: 2009/371 INFO SOURCE: GOES-12. GFS WINDS. ERUPTION DETAILS: ONGOING ROCKFALLS AND VENTING OF ASH AND GASES OBS VA DTG: 26/0815Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL070 130/5KT FL080/FL120 90/5KT FCST VA CLD +6HR: 26/1430Z FCST VA CLD +12HR: 26/2030Z FCST VA CLD +18HR: 27/0230Z RMK: NO VA SEEN IN NIGHTTIME SAT IMAGERY BUT PRESUMABLY THERE IS ONGOING LOW LEVEL VA (BELOW FL100). LGT AND VRB WINDS MAKE INITIAL AND FCST VELOCITY UNCERTAIN. HOTSPOT OFTEN BRIGHT DUE TO ROCKFALLS AND VENTING. ...STREETT NXT ADVISORY: WILL BE ISSUED BY 20091226/1500Z NNNN