FVXX20 KNES 181342
VOLCANIC ASH ADVISORY
ISSUED: 20070418/1342Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 12375 FT (3772 M)

ADVISORY NUMBER: 2007/048

INFORMATION SOURCE: GOES-12. GFS WINDS. 

ERUPTION DETAILS: SMALL PUFFS OF ASH LAST ONE AT
18/1240Z

OBS ASH DATE/TIME: 18/1315Z

OBS ASH CLOUD: SFC/FL120 N1446 W09133 - N1445
W09132 - N1435 W09138 - N1434 W09131 - N1420
W09150 - N1437 W09142 - N1446 W09133 MOVING SW
10-20 KNOTS. 

FCST ASH CLOUD +6H: 18/1930Z NO ASH EXP.

FCST ASH CLOUD +12H: 19/0130Z 

FCST ASH CLOUD +18H: 19/0730Z 

REMARKS: A PUFF OF ASH IS MOVING RAPIDLY TOWARD
THE SW AND IS CATCHING UP TO A LARGER AREA OF
THIN ASH FROM APPARENT WEAK OVERNIGHT PUFFS FROM
THE SANTIAGUITO CONE OF THE VOLCANO.  ASH IS
QUICKLY DISSIPATING TOWARD THE SW...THOUGH
ADDITIONAL PUFFS MAY OCCUR NEAR THE SUMMIT
THROUGHOUT THE MORNING... ...GALLINA

NEXT ADVISORY: WILL BE ISSUED BY 20070418/1945Z

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