FVXX21 KNES 191535
VOLCANIC ASH ADVISORY
ISSUED: 2005JUL19/1535Z   VAAC: WASHINGTON

VOLCANO: SOUFRIERE HILLS 1600-05
LOCATION: N1643W06211   AREA: W.INDIES

SUMMIT ELEVATION: 3002 FT (915 M)

ADVISORY NUMBER: 2005/098

INFORMATION SOURCE: GOES-12. GFS MODEL WINDS. 

ERUPTION DETAILS: ONGOING ASH EMISSIONS	

OBS ASH DATE/TIME: 19/1515Z

OBS ASH CLOUD: SFC/FL100 12NM WIDE LINE BETWEEN
N1713W06329 - N1643W06210. ASH IS MOVING W 25-35
KNOTS. 

FCST ASH CLOUD +6H: 19/2130Z SFC/FL100 25NM WIDE
LINE BETWEEN N1725W06332 - N1643W06210. 

FCST ASH CLOUD +12H: 20/0330Z SFC/FL100 25NM WIDE
LINE BETWEEN N1725W06332 - N1643W06210. 

FCST ASH CLOUD +18H: 20/0930Z SFC/FL100
N1802W06335 - N1649W06210 - N1640W06211 -
N1643W06328 - N1737W06346 - N1802W06335 

REMARKS: VERY STRONG WINDS NEAR THE SFC ARE
LEADING TO A VERY NARROW PLUME  TO THE WNW OF
MONTSERRAT.   DISSIPATION OF THE PLUME IS QUICK TO
DO THE LOW ASH CONTENT AND STRONG WINDS.  SIMILAR
DISPERSION WIND FIELD SHOULD EXIST FOR THE NEXT
6-12 HOURS WITH A FANNING TYPE PROFILE DEVELOPING
BY 18HRS.  ...GALLINA

NEXT ADVISORY: WILL BE ISSUED BY 2005JUL19/2130Z

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