FVXX20 KNES 182158
VA ADVISORY
DTG: 20091018/2157Z

VAAC: WASHINGTON

VOLCANO: SOUFRIERE HILLS 1600-05
PSN: N1642 W06210

AREA: W_INDIES

SUMMIT ELEV: 3002 FT (915 M)

ADVISORY NR: 2009/074

INFO SOURCE: GOES-12. NAM WINDS. MONTSERRAT
OBSERVATORY. 

ERUPTION DETAILS: ONGOING ROCKFALLS AND VENTING
OF GASES AND ASH

OBS VA DTG: 18/2115Z

OBS VA CLD: SFC/FL080 20NM WID LINE BTN N1646
W06411 - N1644 W06210. MOV W 15KT 

FCST VA CLD +6HR: 19/0330Z SFC/FL080 20NM WID
LINE BTN N1641 W06412 - N1643 W06208. 

FCST VA CLD +12HR: 19/0930Z SFC/FL080 25NM WID
LINE BTN N1643 W06210 - N1636 W06413. 

FCST VA CLD +18HR: 19/1530Z SFC/FL080 25NM WID
LINE BTN N1642 W06209 - N1636 W06413. 

RMK: PLUME EXTENDS 120 NM W FROM ISLAND. HOT SPOT
WEAKER. A LOT OF SO2 DETECTED. ONLY MINOR WIND
CHANGES FCST OVERNIGHT.  ...SWANSON

NXT ADVISORY: WILL BE ISSUED BY 20091019/0400Z

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