FVXX21 KNES 211343
VOLCANIC ASH ADVISORY
ISSUED: 2004OCT21/1342Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 12375 FT (3772 M)

ADVISORY NUMBER: 2004/23

INFORMATION SOURCE: GOES-12. GFS MODEL WINDS. 

ERUPTION DETAILS: BRIGHT HOTSPOT SEEN AT 21/1015Z.
 PLUME SEEN ON VIS AT 21/1315Z

OBS ASH DATE/TIME: 21/1315Z

OBS ASH CLOUD: SFC/FL120 8NM WIDE LINE BETWEEN
N1444W09144 - N1444W09134. ASH IS MOVING W 10-20
KNOTS. 

FCST ASH CLOUD +6H: NOT AVBL

FCST ASH CLOUD +12H: NOT AVBL

FCST ASH CLOUD +18H: NOT AVBL

REMARKS: GOES 12 CHANNEL 2 IMAGERY SHOWED A 
NEARLY CONTINUAL HOTSPOT AT SANTA MARIA VOLCANO
SINCE 1015Z THIS MORNING.  A PLUME WITH A HIGH
PROBABILITY OF ASH CONTENT IS CURRENTLY SEEN ON
VISIBLE IMAGERY TO THE WEST OF THE VOLCANO. 
HEIGHT IS ESTIMATED AT FL120.  WINDS ARE LIGHT
NEAR THE SFC NEAR 5-10 KTS WITH MODERATE 15-25 KT
WINDS AT FL120.  ...GALLINA

THIS PRODUCTS HEADER WILL CHANGE FROM KWBC TO KNES
EFFECTIVE OCT 28, 2004.

NEXT ADVISORY: WILL BE ISSUED BY 2004OCT21/1945Z

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Full Size Graphic

-Graphic Map Depicting Ash