FVXX24 KNES 041512
VOLCANIC ASH ADVISORY
ISSUED: 2005AUG04/1511Z   VAAC: WASHINGTON

VOLCANO: SANTA MARIA 1402-03
LOCATION: N1446W09133   AREA: GUATEMALA

SUMMIT ELEVATION: 12375 FT (3772 M)

ADVISORY NUMBER: 2005/006

INFORMATION SOURCE: GOES-12. GFS MODEL WINDS. 

ERUPTION DETAILS: OCCASIONAL SMALL BRIEF EMISSIONS
STARTING AROUND 1200Z.  

OBS ASH DATE/TIME: 04/1415Z

OBS ASH CLOUD: SFC/FL150 15NM WIDE LINE BETWEEN
N1458W09240 - N1445W09132. ASH IS MOVING W 15-20
KNOTS. 

FCST ASH CLOUD +6H: 04/2030Z SFC/FL150 15NM WIDE
LINE BETWEEN N1457W09240 - N1444W09131. 

FCST ASH CLOUD +12H: 05/0230Z SFC/FL150 15NM WIDE
LINE BETWEEN N1456W09240 - N1444W09131. 

FCST ASH CLOUD +18H: 05/0830Z SFC/FL150 NO ASH
EXP.

REMARKS: LOOKING AT THE FIRST MORNING VISIBLE
IMAGERY THERE HAVE BEEN A COUPLE OF SMALL BRIEF
EMISSIONS FROM THE VOLCANO THAT ARE MOVING WEST
AND DISSIPATING  BEFORE THEY MOVE OFF THE COAST OF
THE SOUTHERN TIP OF MEXICO.  WE HAVE CONTINUED
THIS TREND FOR 12 HOURS BUT ARE UNSURE THE VOLCANO
WILL CONTINUE THIS ACTIVITY.  THE HEIGHT IS ALSO
ESTIMATED BASED ON WIND MOTION AND WILL UPDATE IF
THE OBSERVATORY HAS FURTHER INFORMATION ...SWANSON

NEXT ADVISORY: WILL BE ISSUED BY 2005AUG04/2115Z

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