FVXX20 KNES 131259
VA ADVISORY
DTG: 20091013/1258Z

VAAC: WASHINGTON

VOLCANO: SOUFRIERE HILLS 1600-05
PSN: N1642 W06210

AREA: W_INDIES

SUMMIT ELEV: 3002 FT (915 M)

ADVISORY NR: 2009/050

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

ERUPTION DETAILS: ONGOING ASH VENTING AND OCNL
ROCKFALLS

OBS VA DTG: 13/1215Z

OBS VA CLD: SFC/FL110 N1654 W07113 - N1642 W06210
- N1426 W06447 - N1400 W06841 - N1502 W07429 -
N1654 W07113 MOV WSW 10-15KT 

FCST VA CLD +6HR: 13/1830Z SFC/FL110 N1654 W07045
- N1640 W06208 - N1455 W06413 - N1326 W07014 -
N1534 W07625 - N1654 W07045 

FCST VA CLD +12HR: 14/0030Z SFC/FL110 N1651
W06934 - N1641 W06204 - N1355 W06529 - N1302
W07434 - N1510 W07522 - N1651 W06934 

FCST VA CLD +18HR: 14/0630Z SFC/FL110 N1708
W06859 - N1641 W06202 - N1406 W06702 - N1246
W07402 - N1447 W07419 - N1708 W06859 

RMK: CURRENTLY DENSE VA IS MOVG WSW FROM THE
ISLAND AND SLOWING DISPG. EACH ROCKFALL ADDS
AREAS OF THICKER ASH BETWEEN THIN AREAS.  
...SWANSON

NXT ADVISORY: WILL BE ISSUED BY 20091013/1900Z

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