FVXX20 KNES 061856
VOLCANIC ASH ADVISORY
ISSUED: 20070306/1856Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 3002 FT (915 M)

ADVISORY NUMBER: 2007/191

INFORMATION SOURCE: GOES-12. GFS WINDS.
RADIOSONDE. MONTSERRAT OBSERVATORY. 

ERUPTION DETAILS: ONGOING ROCKFALLS AND VENTING
OF LIGHT ASH AND GASES

OBS ASH DATE/TIME: 06/1815Z

OBS ASH CLOUD: SFC/FL090 N1743 W06304 - N1642
W06209 - N1628 W06315 - N1723 W06502 - N1743
W06304 MOVING W -NW 10-15 KNOTS. 

FCST ASH CLOUD +6H: 07/0030Z SFC/FL090 N1742
W06333 - N1641 W06210 - N1633 W06343 - N1742
W06333 

FCST ASH CLOUD +12H: 07/0630Z SFC/FL090 25NM WIDE
LINE BETWEEN N1659 W06342 - N1642 W06210. 

FCST ASH CLOUD +18H: 07/1230Z SFC/FL090 25NM WIDE
LINE BETWEEN N1659 W06342 - N1643 W06210. 

REMARKS: WINDS CONTINUE TO CREATE A FAN SHAPED
AREA OF ASH.  MOST OF THE PLUME IS MOVING BELOW
FL040 TO THE WEST WHILE A LIGHT AMOUNT CONTINUES
UP TO FL090 MOVING NORTHWEST.  WINDS AT BOTH
HEIGHTS ARE FORECAST TO BECOME THE SAME DIRECTION
BY MORNING.   ...SWANSON

NEXT ADVISORY: WILL BE ISSUED BY 20070307/0100Z

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