FVXX21 KNES 311322
VOLCANIC ASH ADVISORY
ISSUED: 2005AUG31/1321Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 3002 FT (915 M)

ADVISORY NUMBER: 2005/155

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

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

OBS ASH DATE/TIME: 31/1302Z

OBS ASH CLOUD: SFC/FL080 N2026W06702 - N1816W06443
- N1753W06516 - N1833W06708 - N1832W06857 -
N1958W06927 - N2026W06702 MOVING NE 5-10 KNOTS. 

FCST ASH CLOUD +6H: 31/1900Z SFC/FL080 N2056W06731
- N1829W06507 - N1824W06621 - N1855W06950 -
N2048W07011 - N2056W06731 

FCST ASH CLOUD +12H: 01/0100Z SFC/FL080
N2120W06800 - N1841W06529 - N1832W06623 -
N1917W07019 - N2108W07044 - N2120W06800 

FCST ASH CLOUD +18H: 01/0700Z SFC/FL080
N2143W06836 - N1856W06538 - N1840W06635 -
N1950W07053 - N2140W07105 - N2143W06836 

REMARKS: EARLY MORNING VISIBLE IMAGERY SHOWS THE
POCKET OF LOW LEVEL ASH IS CURRENTLY LOCATED ALONG
THE WESTERN COAST OF THE DOMINICAN REPUBLIC BACK
TO THE NORTHERN COAST OF PUERTO RICO AND INTO THE
VIRGIN ISLANDS.  LIMITED MIXING IN THE ATMOSPHERE
AT THE ASH LEVEL HAS MAINTAINED THE ASH CLOUD. ASH
MAY PERSIST OVER N PUERTO RICO AND NE HISPANIOLA
OVER THE NEXT DAY OR SO.  ASH EMISSIONS AT THE
VOLCANO HAVE CEASED... HOWEVER... A LARGE AREA OF
SARAHAN DUST/SAND CAN BE SEEN MOVING THROUGH ALL
THE E CARIBBEAN ISLES.  ...GALLINA

NEXT ADVISORY: WILL BE ISSUED BY 2005AUG31/1915Z

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