FVXX21 KWBC 121630
VOLCANIC ASH ADVISORY
ISSUED: 2003DEC12/1630Z   VAAC: WASHINGTON

VOLCANO: SANTA MARIA 1402-03
LOCATION: N1445W09133    AREA: GUATEMALA
                              
SUMMIT ELEVATION: 12375 FT (3772 M)

ADVISORY NUMBER: 2003/22
 
INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS
FORECAST.

ERUPTION DETAILS: ERUPTION AT ABOUT 12/1500Z.

OBS ASH DATE/TIME: 12/1615Z.

OBS ASH CLOUD: SFC/FL100 N1445W09133 - N1441W09128 -
N1442W09134 MOVING SE 5-10 KNOTS. FL100/150 N1445W09133
N1436W09137 - N1438W09140 - N1443W09139 MOVING SW 10-15
KNOTS. 
         
FCST ASH CLOUD+6H: NOT AVBL
FCST ASH CLOUD+12H: NOT AVBL
FCST ASH CLOUD+18H: NOT AVBL
 
REMARKS: VISIBLE IMAGERY SHOWED SMALL STEAM AND ASH
ERUPTIONS EARLY THIS MORNING FROM SANTIAGUITO. THE ASH MOVED
TO THE SE AND DISSIPATED LESS THAN AN HOUR AFTER IT WAS
EXPELLED. SINCE THEN A MORE VIGOROUS ERUPTION OCCURRED ABOUT
1500Z SENDING ASH TO APPROXIMATELY FL150 AND IS MOVING TO
THE SW OF THE SUMMIT. THE ASH CLOUD ALSO APPEARS TO BE
FANNING OUT TO THE SE IN THE LOWER LEVELS SFC/FL100 SIMILAR
TO EARLIER EXHALATIONS THIS MORNING. THERE IS ALSO HIGH
CLOUDS MOVING OVER THE AREA OBSCURING THE ASH CLOUD..GALLINA 

NEXT ADVISORY: WILL BE ISSUED BY 2003DEC12/2230Z.

NNNN"Attached Graphic Map Depicting Ash Only" 

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