FVXX20 KNES 211356
VA ADVISORY
DTG: 20100121/1355Z

VAAC: WASHINGTON

VOLCANO: SOUFRIERE HILLS 1600-05
PSN: N1642 W06210

AREA: W_INDIES

SUMMIT ELEV: 3002 FT (915 M)

ADVISORY NR: 2010/093

INFO SOURCE: GOES-12. GFS WINDS. VOLCANO WEB
CAMERA. PILOT REPORT. 

ERUPTION DETAILS: ONGOING ROCKFALLS AND VENTING
OF VARYING AMOUNTS OF ASH 

OBS VA DTG: 21/1315Z

OBS VA CLD: SFC/FL150 N1747 W06336 - N1650 W06213
- N1636 W06210 - N1637 W06322 - N1719 W06408 -
N1747 W06336 MOV W 10-15KT 

FCST VA CLD +6HR: 21/1930Z SFC/FL150 N1758 W06407
- N1653 W06211 - N1635 W06209 - N1703 W06425 -
N1758 W06407 

FCST VA CLD +12HR: 22/0130Z SFC/FL150 N1804
W06400 - N1653 W06211 - N1635 W06210 - N1720
W06428 - N1804 W06400 

FCST VA CLD +18HR: 22/0730Z SFC/FL150 N1807
W06400 - N1653 W06211 - N1635 W06210 - N1719
W06428 - N1807 W06400 

RMK: HGT OF PLUME INCRD DUE TO PIREP. OBS PLUME
OF PULSES OF VA AND GASES MOVG WNW FROM SUMMIT
AND DISPG. PLUME EXTDS AROUND 115NM W-NW OF
ISLAND. LTLCG IN WIND DIR FCST.  ...SWANSON

NXT ADVISORY: WILL BE ISSUED BY 20100121/2000Z

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