FVXX20 KNES 071853
VOLCANIC ASH ADVISORY
ISSUED: 20070107/1853Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 3002 FT (915 M)

ADVISORY NUMBER: 2007/031

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

ERUPTION DETAILS: ONGOING ASH AND GAS EMISSIONS.

OBS ASH DATE/TIME: 07/1815Z

OBS ASH CLOUD: SFC/FL080 9NM WIDE LINE BETWEEN
N1641 W06213 - N1519 W06459. ASH IS MOVING SW 15
KNOTS. 

FCST ASH CLOUD +6H: 08/0030Z SFC/FL080 9NM WIDE
LINE BETWEEN N1642 W06213 - N1529 W06504. 

FCST ASH CLOUD +12H: 08/0630Z SFC/FL080 9NM WIDE
LINE BETWEEN N1643 W06213 - N1549 W06505. 

FCST ASH CLOUD +18H: 08/1230Z SFC/FL080 9NM WIDE
LINE BETWEEN N1644 W06213 - N1616 W06508. 

REMARKS: MORNING RAOB AND MODEL WIND FORECASTS AS
WELL AS SATELLITE OBSERVATION SUGGEST AN 8-9 NMI
WIDE THIN ASH PLUME IS MOVING SOUTHWESTWARD AT
ABOUT 15 KTS AND EXTENDS ABOUT 185 NMI FROM THE
VOLCANO.  A MINOR HOTSPOT IS OCCASIONALLY SEEN AT
THE SUMMIT.  MVO PICTURES AND DAILY REPORT SHOWS
PYROCLASTIC FLOWS CONTINUE ON THE VOLCANO.  MODEL
WINDS STILL FORECAST THE PLUME TO VEER MORE TO
THE WEST OVER THE NEXT 18 HOURS. ...BALDWIN

NEXT ADVISORY: WILL BE ISSUED BY 20070108/0100Z

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