FVXX20 KNES 200514
VA ADVISORY
DTG: 20091220/0513Z

VAAC: WASHINGTON

VOLCANO: SOUFRIERE HILLS 1600-05
PSN: N1642 W06210

AREA: W_INDIES

SUMMIT ELEV: 3002 FT (915 M)

ADVISORY NR: 2009/343

INFO SOURCE: GOES-12. GFS WINDS. NAM WINDS. 

ERUPTION DETAILS: ONGOING ROCKFALLS AND VENTING
OF GASES AND ASH

OBS VA DTG: 20/0445Z

OBS VA CLD: FL/150 N1814 W06349 - N1707 W06209 -
N1640 W06210 - N1812 W06416 - N1814 W06349 MOV
N-NW 05-10KT 

FCST VA CLD +6HR: 20/1100Z FL/150 N1829 W06402 -
N1758 W06206 - N1638 W06211 - N1817 W06432 -
N1829 W06402 

FCST VA CLD +12HR: 20/1700Z FL/150 N1828 W06400 -
N1828 W06207 - N1638 W06211 - N1817 W06431 -
N1828 W06400 

FCST VA CLD +18HR: 20/2300Z FL/150 N1829 W06207 -
N1639 W06210 - N1817 W06431 - N1828 W06400 -
N1829 W06207 

RMK: A STG ROCKFALL AT 0215Z HAS PRODUCED A
HIGHER LEVEL PLUME TO EST FL150 MOVG MORE N.
THERE IS STILL VA MOVG NW OVER ST KITT TO NEAR
THE VIRGIN ISLANDS. STG HOTSPOT ALSO SEEN AT
0445.  ...SWANSON

NXT ADVISORY: WILL BE ISSUED BY 20091220/1115Z

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