FVXX20 KNES 211711
VOLCANIC ASH ADVISORY
ISSUED: 20070221/1711Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 3002 FT (915 M)

ADVISORY NUMBER: 2007/140

INFORMATION SOURCE: GOES-12. GFS WINDS. 

ERUPTION DETAILS: CONTINUOUS GASES AND ASH
EMISSION

OBS ASH DATE/TIME: 21/1645Z

OBS ASH CLOUD: SFC/FL100 15NM WIDE LINE BETWEEN
N1643 W06209 - N1622 W06304. ASH IS MOVING SW 20
KNOTS. 

FCST ASH CLOUD +6H: 21/2300Z SFC/FL100 20NM WIDE
LINE BETWEEN N1640 W06336 - N1642 W06209. 

FCST ASH CLOUD +12H: 22/0500Z SFC/FL100 NO ASH
EXP.

FCST ASH CLOUD +18H: 22/1100Z SFC/FL100 NO ASH
EXP.

REMARKS: SATELLITE IMAGERY SHOWED AN ASH PLUME
EXTENDING ABOUT 80 NMI SOUTHWEST OF THE SUMMIT.
THE ASH IS NOT AS THICK AS THIS MORNING. SOME
FAINTER ASH CAN BE SEEN FURTHER WEST OF THE
SUMMIT. ...ZHONG

NEXT ADVISORY: WILL BE ISSUED BY 20070221/2315Z

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