FVXX20 KNES 122325
VOLCANIC ASH ADVISORY
ISSUED: 20070112/2325Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 3002 FT (915 M)

ADVISORY NUMBER: 2007/054

INFORMATION SOURCE: GOES-12. GFS WINDS. 

ERUPTION DETAILS: ONGOING ASH AND STEAM EMISSIONS.

OBS ASH DATE/TIME: 12/2245Z

OBS ASH CLOUD: SFC/FL080 9NM WIDE LINE BETWEEN
N1643 W06214 - N1600 W06427. ASH IS MOVING W 18
KNOTS. 

FCST ASH CLOUD +6H: 13/0500Z ASH NOT IDENTIFIABLE
FROM SATELLITE DATA. WINDS SFC/FL080 MOVING TO W
15-20 KNOTS.

FCST ASH CLOUD +12H: 13/1100Z ASH NOT
IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL080
MOVING TO W 15-20 KNOTS.

FCST ASH CLOUD +18H: 13/1700Z ASH NOT
IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL080
MOVING TO W 15-20 KNOTS.

REMARKS: LAST VISIBLE IMAGE OF THE DAY AT 2145Z
SHOWED A 9 NMI WIDE PLUME EXTENDING ABOUT 130 NMI
TO THE WESTSOUTHWEST OF THE VOLCANO.  ASH
MOVEMENT OF 18 KTS AS MEASURED IN SATELLITE
IMAGERY AGREES WITH GFS MODEL WINDS WHICH
FORECASTS SIMILAR WINDS AND ONLY SLIGHT VEERING
THROUGH 18 HOURS.  NO PLUME NOR HOTSPOT IS SEEN
IN MULTISPECTRAL IMAGERY. ...BALDWIN

NEXT ADVISORY: WILL BE ISSUED BY 20070113/0530Z

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