FVXX20 KNES 162223
VA ADVISORY
DTG: 20091016/2223Z
VAAC: WASHINGTON
VOLCANO: SOUFRIERE HILLS 1600-05
PSN: N1642 W06210
AREA: W_INDIES
SUMMIT ELEV: 3002 FT (915 M)
ADVISORY NR: 2009/065
INFO SOURCE: GOES-12. NAM WINDS. MONTSERRAT
OBSERVATORY. PILOT REPORT.
ERUPTION DETAILS: ONGOING ASH VENTING AND
ROCKFALLS
OBS VA DTG: 16/2115Z
OBS VA CLD: SFC/FL180 N1851 W06504 - N1838 W06324
- N1640 W06208 - N1658 W06406 - N1759 W06559 -
N1851 W06504 MOV NW 15KT
FCST VA CLD +6HR: 17/0330Z SFC/FL180 N1932 W06437
- N1640 W06208 - N1650 W06501 - N1841 W06632 -
N1932 W06437
FCST VA CLD +12HR: 17/0930Z SFC/FL180 N1923
W06458 - N1641 W06208 - N1651 W06502 - N1849
W06615 - N1923 W06458
FCST VA CLD +18HR: 17/1530Z
RMK: UPDATE TO USE LAST VIS IMAGERY. THICKEST ASH
WITHIN 85 NM NW OF SUMMIT. REST OF AREA LGT AND
DISSIPATING. NO 18HR DUE TO BAD MODEL OUTPUT. HGT
OF VA VRBL DUE TO PULSING OF VENTING. ...SWANSON
NXT ADVISORY: WILL BE ISSUED BY 20091017/0430Z
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