FVXX21 KNES 311356 CCA
VOLCANIC ASH ADVISORY -CORRECTION
ISSUED: 2005AUG31/1356Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 3002 FT (915 M)

ADVISORY NUMBER: 2005/156

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

ERUPTION DETAILS: DRIFTING ASH FROM ASH/STEAM
EMISSION AT 28/1515Z

OBS ASH DATE/TIME: 31/1315Z

OBS ASH CLOUD: SFC/FL080 N2026W06702 - N1816W06443
- N1753W06516 - N1833W06708 - N1832W06857 -
N1958W06927 - N2026W06702 MOVING NW 5-10 KNOTS.
SFC/FL080 N1808W06604 - N1719W06606 - N1719W06655
- N1804W06646 - N1808W06604 MOVING W 5-10 KNOTS. 

FCST ASH CLOUD +6H: 31/1930Z SFC/FL080 N2056W06731
- N1829W06507 - N1824W06621 - N1855W06950 -
N2048W07011 - N2056W06731 SFC/FL080 N1808W06632 -
N1720W06641 - N1719W06740 - N1806W06736 -
N1808W06632 

FCST ASH CLOUD +12H: 01/0130Z SFC/FL080
N2120W06800 - N1841W06529 - N1832W06623 -
N1917W07019 - N2108W07044 - N2120W06800 SFC/FL080
N1806W06718 - N1718W06715 - N1717W06829 -
N1805W06825 - N1806W06718 

FCST ASH CLOUD +18H: 01/0730Z SFC/FL080
N2143W06836 - N1856W06538 - N1840W06635 -
N1950W07053 - N2140W07105 - N2143W06836 SFC/FL080
N1808W06914 - N1805W06750 - N1716W06747 -
N1717W06913 - N1808W06914 

REMARKS: CORRECTED FOR WIND DIRECTION IN OBSERVED
ASH CLOUD LINE.... PLEASE SEE ADVISORY 155 AS
WELL. HOWEVER... A SMALL POCKET OF ASH WAS ALSO
SEEN MOVING ALONG THE SOUTHERN COAST OF PUERTO
RICO.  THE ISLAND APPEARS TO HAVE SPLIT THE FLOW
AND BECAUSE OF THAT THE ASH AS WELL.  ...GALLINA

NEXT ADVISORY: WILL BE ISSUED BY 2005AUG31/2000Z

NNNN