FVXX21 KNES 211354 VA ADVISORY DTG: 20101221/1354Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 PSN: N1642 W06210 AREA: W_INDIES SUMMIT ELEV: 3002 FT (915 M) ADVISORY NR: 2010/261 INFO SOURCE: GOES-13. GFS WINDS. MONTSERRAT OBSERVATORY. ERUPTION DETAILS: MVO REPORTS NO VA OBS VA DTG: 21/1315Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA. FCST VA CLD +6HR: 21/1930Z FCST VA CLD +12HR: 22/0130Z FCST VA CLD +18HR: 22/0730Z RMK: MVO REPORTS ONLY STEAM AND GASES FROM SUMMIT. ... NXT ADVISORY: NO FURTHER ADVISORIES NNNN