FVXX20 KNES 181450
VOLCANIC ASH ADVISORY
ISSUED: 2005OCT18/1450Z   VAAC: WASHINGTON

VOLCANO: SANTA MARIA 1402-03
LOCATION: N1445 W09133   AREA: GUATEMALA

SUMMIT ELEVATION: 12375 FT (3772 M)

ADVISORY NUMBER: 2005/12

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

ERUPTION DETAILS: NEWEST EMISSION AROUND 1300Z

OBS ASH DATE/TIME: 18/1415Z

OBS ASH CLOUD: SFC/FL150 15NM WIDE LINE BETWEEN
N1443 W09131 - N1417 W09210. ASH IS MOVING SW 15
KNOTS. 

FCST ASH CLOUD +6H: 18/2030Z SFC/FL150 20NM WIDE
LINE BETWEEN N1443 W09131 - N1405 W09213. 

FCST ASH CLOUD +12H: 19/0230Z SFC/FL150 NO ASH
EXP.

FCST ASH CLOUD +18H: 19/0830Z NO ASH EXP.

REMARKS: AN AREA OF ASH CAN BE SEEN FROM TWO
EMISSIONS MOVING SOUTHWEST FROM THE VOLCANO AND
EXTENDS AROUND 60 NM FROM THE  SUMMIT.  BOTH
EMISSIONS ARE DISSIPATING RAPIDLY BUT WE HAVE
OUTLINED AN AREA FOR 6 HOURS IN CASE THERE ARE
MORE SMALL PUFFS.  ...

NEXT ADVISORY: WILL BE ISSUED BY 2005OCT18/2045Z

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