FVXX20 KNES 181438
VOLCANIC ASH ADVISORY
ISSUED: 2005OCT18/1438Z   VAAC: WASHINGTON

VOLCANO: SANTA MARIA 1402-03
LOCATION: N1446 W09133   AREA: GUATEMALA

SUMMIT ELEVATION: 12375 FT (3772 M)

ADVISORY NUMBER: 2005/11

INFORMATION SOURCE: GOES-12. GFS MODEL WINDS.
PILOT REPORT. 

ERUPTION DETAILS: ERUPTION AROUND 1300Z.

OBS ASH DATE/TIME: 18/1345Z

OBS ASH CLOUD: SFC/FL150 12NM WIDE LINE BETWEEN
N1443 W09132 - N1413 W09209. ASH IS MOVING SW 15
KNOTS. 

FCST ASH CLOUD +6H: 18/2000Z 

FCST ASH CLOUD +12H: 19/0200Z 

FCST ASH CLOUD +18H: 19/0800Z 

REMARKS: A PILOT REPORTED AN EUPTION IN GUATEMALA.
 LOOKING AT THE FIRST VIS IMAGERY OF THE DAY A
SMALL PUFF EMISSION COULD BE SEEN FROM SANTA MARIA
VOLCANO MOVING SOUTHWEST.  THERE ALSO APPEARS TO
BE SOME RESIDUAL EMISSON FROM A PREVIOUS ERUPTION
THAT EXTENDED ALSO SOUTHWEST BUT OUT TO AND OFF
THE COAST.  THE TOTAL AREA OF BOTH EMISSIONS IS
AROUND 55 NM LONG AND 12 NM WIDE. ...SWANSON

NEXT ADVISORY: WILL BE ISSUED BY 2005OCT18/1500Z

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