FVXX20 KWBC 131743
VOLCANIC ASH ADVISORY
ISSUED: 2003NOV13/1800Z VAAC: WASHINGTON
VOLCANO: TUNGURAHUA 1502-08
LOCATION: S0128W07826 AREA: ECUADOR
SUMMIT ELEVATION: 16480 FT (5023 M)
ADVISORY NUMBER: 2003/491
INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS
FORECAST. GUAYAQUIL MWO SIGMET.
ERUPTION DETAILS: ASH AND STEAM EXHALATIONS
OBS ASH DATE/TIME: 13/1715Z
OBS ASH CLOUD: SFC/FL230 10 NM WIDE LINE BETWEEN S0128W07826
S0116W07915. ASH IS MOVING W 5-10 KNOTS.
FCST ASH CLOUD+6H: SEE SIGMETS
REMARKS: VISIBLE IMAGERY CONTINUES TO SHOW A NARROW PLUME OF
ASH AT FL230 EXTENDING TO THE W OF THE SUMMIT. THE LEADING
EDGE OF THE ASH IS APPROXIMATELY 60 NM FROM THE SUMMIT AND
IS APPROXIMATELY 10 NM WIDE.
NEXT ADVISORY: WILL BE ISSUED BY 2003NOV14/0000Z.
NNNN"Attached Graphic Map Depicting Ash Only"
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