FVXX21 KWBC 181853
VOLCANIC ASH ADVISORY           
ISSUED: 2003MAY18/1900Z  VAAC: WASHINGTON

VOLCANO: SOUFRIERE HILLS 1600-05
LOCATION: N1643W06211    AREA: CARIBBEAN
 
SUMMIT ELEVATION: 3000 FT (915 M) 

ADVISORY NUMBER: 2003/532
 
INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST

ERUPTION DETAILS: EMISSION OF GASES AND ASH.
 
OBS ASH DATE/TIME: 18/1815Z.
 
OBS ASH CLOUD: SFC/FL050 10 NM WIDE LINE OF ASH EXTENDING BETWEEN
N1643W06211 N1740W06312.  ASH IS MOVING NW 10-15 KNOTS.

FCST ASH CLOUD +6H: SEE SIGMETS
 
REMARKS: ASH CONTINUES TO BE OBSERVED IN THE SATELLITE IMAGERY
THROUGH 18/1815Z.  THE CURRENT ASH PLUME IS 80 NM IN LENGTH AND
ABOUT 10 NM WIDE.  HEIGHT OF THE ASH WAS LOWERED SOME DUE TO
CURRENT GFS MODEL WINDS FORECAST.  IN ADDITION NO HOTSPOT
ACTIVITY HAS BEEN OBSERVED OVER THE PAST 6 HOURS....WALTER

NEXT ADVISORY: WILL BE ISSUED BY 2003MAY19/0100Z 

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"Attached Graphic Map Depicting Ash Only" 

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