FVXX20 KNES 210328
VA ADVISORY
DTG: 20091221/0327Z

VAAC: WASHINGTON

VOLCANO: SOUFRIERE HILLS 1600-05
PSN: N1642 W06210

AREA: W_INDIES

SUMMIT ELEV: 3002 FT (915 M)

ADVISORY NR: 2009/348

INFO SOURCE: GOES-12. GFS WINDS. 

ERUPTION DETAILS: ONGOING EMISSIONS AND OCNL
ROCKFALLS

OBS VA DTG: 21/0245Z

OBS VA CLD: FL080/FL150 N1638 W06211 - N1630
W06126 - N1614 W06110 - N1614 W06209 - N1637
W06222 - N1638 W06211 MOV S 5KT SFC/FL080 N1702
W06243 - N1639 W06207 - N1615 W06225 - N1629
W06302 - N1702 W06243 MOV W 05-10KT 

FCST VA CLD +6HR: 21/0900Z SFC/FL080 N1711 W06231
- N1655 W06220 - N1641 W06211 - N1615 W06224 -
N1634 W06253 - N1711 W06231 

FCST VA CLD +12HR: 21/1500Z SFC/FL080 N1734
W06310 - N1637 W06207 - N1626 W06316 - N1734
W06310 

FCST VA CLD +18HR: 21/2100Z SFC/FL080 N1748
W06322 - N1638 W06204 - N1622 W06336 - N1748
W06322 

RMK: ASH BELOW FL080 MOVG W WITH SLIGHT HIGHER
ASH TO FL150 MOVG S. HIGHER ASH IS EXPECTED TO
DISSIPATE BUT LOWER ASH WILL CONTINUE TO DRIFT W
TO NW. ANY MORE STRONG ROCKFALLS COULD PUT ASH
HIGHER AGAIN. HOTSPOT ALSO DETECTED.  ...SWANSON

NXT ADVISORY: WILL BE ISSUED BY 20091221/0930Z

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