FVXX20 KNES 131904
VA ADVISORY
DTG: 20091013/1904Z

VAAC: WASHINGTON

VOLCANO: SOUFRIERE HILLS 1600-05
PSN: N1642 W06210

AREA: W_INDIES

SUMMIT ELEV: 3002 FT (915 M)

ADVISORY NR: 2009/051

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

ERUPTION DETAILS: NEW EMISSION TO FL200 WITH
CONTINUED LOWER EMISSIONS DUE TO ROCKFALLS AND
VENTING. 

OBS VA DTG: 13/1845Z

OBS VA CLD: SFC/FL110 N1643 W06240 - N1620 W06240
- N1408 W06728 - N1511 W07232 - N1616 W07147 -
N1552 W06550 - N1641 W06432 - N1643 W06240 MOV W
10-15KT SFC/FL200 10NM WID LINE BTN N1641 W06240
- N1640 W06207. MOV W 15KT 

FCST VA CLD +6HR: 14/0100Z SFC/FL110 N1641 W06356
- N1540 W06401 - N1407 W06731 - N1334 W07205 -
N1529 W07216 - N1611 W06803 - N1641 W06356
SFC/FL200 N1701 W06359 - N1651 W06208 - N1623
W06211 - N1538 W06359 - N1701 W06359 

FCST VA CLD +12HR: 14/0700Z SFC/FL110 N1640
W06516 - N1453 W06504 - N1335 W07020 - N1548
W06958 - N1640 W06516 SFC/FL200 N1716 W06515 -
N1651 W06207 - N1623 W06212 - N1513 W06504 -
N1716 W06515 

FCST VA CLD +18HR: 14/1300Z SFC/FL110 N1647
W06211 - N1622 W06212 - N1336 W07048 - N1530
W07125 - N1642 W06830 - N1647 W06211 SFC/FL200 NO
ASH EXP

RMK: HARD TO FORECAST HOW DENSE NEW EMISSION TO
FL200 WILL BE OR HOW LONG IT WILL LAST.  LOWER
LEVEL ASH STILL SEEN MOVING WEST.  ...SWANSON

NXT ADVISORY: WILL BE ISSUED BY 20091014/0100Z

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