FVXX21 KNES 201306
VOLCANIC ASH ADVISORY
ISSUED: 2006MAY20/1304Z   VAAC: WASHINGTON

VOLCANO: SOUFRIERE HILLS 1600-05
LOCATION: N1642 W06210   AREA: W_INDIES

SUMMIT ELEVATION: 3002 FT (915 M)

ADVISORY NUMBER: 2006/369

INFORMATION SOURCE: GOES-12. GFS WINDS.
RADIOSONDE. PILOT REPORT. 

ERUPTION DETAILS: DOME COLLAPSE STARTING
APPROXIMATELY 11Z

OBS ASH DATE/TIME: 20/1215Z

OBS ASH CLOUD: SFC/FL600 N1719 W06214 - N1635
W06136 - N1606 W06219 - N1647 W06302 - N1719
W06214 MOVING SW 45 KNOTS. SFC/FL350 N1632 W06250
- N1611 W06223 - N1552 W06239 - N1609 W06303 -
N1632 W06250 MOVING SW 20-30 KNOTS. 

FCST ASH CLOUD +6H: 20/1830Z SFC/FL600 N1604
W06453 - N1519 W06356 - N1315 W06559 - N1410
W06646 - N1604 W06453 SFC/FL350 N1637 W06401 -
N1549 W06307 - N1518 W06353 - N1554 W06443 - N1637
W06401 SFC/FL210 N1710 W06254 - N1550 W06249 -
N1549 W06335 - N1707 W06358 - N1710 W06254 

FCST ASH CLOUD +12H: 21/0030Z SFC/FL450 N1510
W06635 - N1404 W06529 - N1035 W06941 - N1152
W07042 - N1510 W06635 SFC/FL300 N1609 W06458 -
N1503 W06336 - N1341 W06513 - N1510 W06640 - N1609
W06458 SFC/FL210 N1719 W06514 - N1718 W06338 -
N1456 W06333 - N1503 W06505 - N1719 W06514 

FCST ASH CLOUD +18H: 21/0630Z SFC/FL400 N1441
W06838 - N1247 W06655 - N0832 W07334 - N1123
W07428 - N1441 W06838 SFC/FL250 N1452 W06558 -
N1329 W06514 - N1322 W06743 - N1447 W06750 - N1452
W06558 SFC/FL200 N1800 W06448 - N1408 W06445 -
N1410 W06712 - N1752 W06702 - N1800 W06448 

REMARKS: A PILOT REPORTED ASH TO FL550 MOVING WEST
AT 1201Z.  SATELLITE IMAGERY THROUGH 1215Z
CONFIRMED A GENERAL WEST AND SOUTHWEST MOTION WITH
ASH TO FL210 MOVING TOWARDS THE WEST AND ASH ABOVE
THIS LEVEL MOVING TOWARDS THE SOUTHWEST.  ASH IS
FORECAST TO REACH THE COAST OF VENEZUELA IN 12
HOURS AND SPREAD SOUTHWEST INTO NORTHEASTERN
COLOMBIA IN 18 HOURS. ...TURK

NEXT ADVISORY: WILL BE ISSUED BY 2006MAY20/1900Z

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