FVXX20 KNES 081258
VOLCANIC ASH ADVISORY
ISSUED: 20061008/1258Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 3002 FT (915 M)

ADVISORY NUMBER: 2006/622

INFORMATION SOURCE: PIARCO MWO. GOES-12. GFS
WINDS. RADIOSONDE. 

ERUPTION DETAILS: CONTINUOUS ASH EMISSIONS.

OBS ASH DATE/TIME: 08/1245Z

OBS ASH CLOUD: SFC/FL060 25NM WIDE LINE BETWEEN
N1643 W06214 - N1635 W06450. ASH IS MOVING W 22
KNOTS. 

FCST ASH CLOUD +6H: 08/1900Z SFC/FL060 25NM WIDE
LINE BETWEEN N1644 W06213 - N1637 W06450. 

FCST ASH CLOUD +12H: 09/0100Z SFC/FL060 25NM WIDE
LINE BETWEEN N1641 W06214 - N1632 W06450. 

FCST ASH CLOUD +18H: 09/0700Z SFC/FL060 25NM WIDE
LINE BETWEEN N1642 W06213 - N1629 W06450. 

REMARKS: MORNING VISIBLE IMAGERY SHOWS A FAINT
25-30 NMI WIDE PLUME EXTENDING 155-160 NMI TO THE
WEST OF THE SUMMIT BEFORE BECOMING TOO THIN TO
OBSERVE.  BASED ON OBSERVED FLOW AS WELL AS
NEARBY SOUNDINGS AND MODEL WINDS, HAVE LOWERED
ALTITUDE TO FL060.  WINDS ARE FORECASTED TO
SLIGHTLY INCREASE OVER THE NEXT 18 HRS.  A WEAK
HOTSPOT WAS OBSERVED AT 1215Z. ...BALDWIN

NEXT ADVISORY: WILL BE ISSUED BY 20061008/1900Z

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