FVXX20 KWBC 310355
VOLCANIC ASH ADVISORY
ISSUED: 2003MAR31/0400Z VAAC: WASHINGTON
VOLCANO: SOUFRIERE HILLS 1600-05
LOCATION: N1643W06211 AREA: CARIBBEAN
SUMMIT ELEVATION: 3000 FT (915M)
ADVISORY NUMBER: 2003/349
INFORMATION SOURCE: GOES-8 IMAGERY. GFS MODEL WINDS FORECAST.
UPPER AIR SOUNDING.
ERUPTION DETAILS: CONTINUED EMISSION OF GASES AND ASH.
OBS ASH DATE/TIME: 31/0315Z.
OBS ASH CLOUD: SFC/FL070 N1643W06211 N1637W06231 N1612W06300
N1546W06257 N1600W06224 N1632W06221 MOVING SW 10-15 KNOTS.
FCST ASH CLOUD +6H: SEE SIGMETS.
REMARKS: SATELLITE IMAGERY AT 31/0315Z INDICATES ASH IS NOW
MOVING SW AT 10-15 KNOTS AS EARLIER IN THE EVENING IT WAS MOVING
IN A MORE S-LY DIRECTION TO FL090. ASH EXTENDS 70 NM FROM THE
SUMMIT AND IS NOW ESTIMATED TO FL070. AN OCCASIONAL HOTSPOT IS
SEEN IN SHORTWAVE IMAGERY....KIBLER
NEXT ADVISORY: WILL BE ISSUED BY 2003MAR31/1000Z.
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"Attached Graphic Map Depicting Ash Only"
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