FVXX21 KNES 281552
VOLCANIC ASH ADVISORY
ISSUED: 2005AUG28/1551Z   VAAC: WASHINGTON

VOLCANO: SOUFRIERE HILLS 1600-05
LOCATION: N1643W06211   AREA: W_INDIES

SUMMIT ELEVATION: 3002 FT (915 M)

ADVISORY NUMBER: 2005/143

INFORMATION SOURCE: GOES-12. GFS MODEL WINDS.
RADIOSONDE. 

ERUPTION DETAILS: ASH AND STEAM EMISSION

OBS ASH DATE/TIME: 28/1515Z

OBS ASH CLOUD: SFC/FL050 N1651W06223 - N1644W06211
- N1643W06211 - N1647W06225 - N1651W06223 MOVING W
5 KNOTS. 

FCST ASH CLOUD +6H: 28/2130Z SFC/FL050 N1653W06237
- N1643W06211 - N1648W06239 - N1653W06237 

FCST ASH CLOUD +12H: 29/0330Z SFC/FL050
N1652W06239 - N1643W06211 - N1643W06211 -
N1647W06240 - N1652W06239 

FCST ASH CLOUD +18H: 29/0930Z SFC/FL050
N1653W06240 - N1643W06211 - N1643W06211 -
N1647W06241 - N1653W06240 

REMARKS: THIN EMISSIONS OF STEAM HAVE BEEN EVIDENT
IN IMAGERY OVER THE PAST FEW DAYS. A THICKER
EMISSION  ESTIMATED AT FL050 LIKELY CONTAINING
SOME ASH STARTED WITH THE 1345Z IMAGE.  AT 1515Z
THIS PLUME EXTENDED 10 NMI TO THE WEST OF THE
VOLCANO.  VERY THIN EMISSIONS OF MAINLY STEAM
EXTEND ABOUT 70 NMI TO THE WEST OF THE VOLCANO
...SCHWARTZ

NEXT ADVISORY: WILL BE ISSUED BY 2005AUG28/2145Z

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