FVXX20 KWBC 040346
VOLCANIC ASH ADVISORY
ISSUED: 2003OCT04/0400Z VAAC: WASHINGTON
VOLCANO: TUNGURAHUA 1502-08
LOCATION: S0128W07826 AREA: ECUADOR
SUMMIT ELEVATION: 16480 FT (5023 M)
ADVISORY NUMBER: 2003/319
INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS
FORECAST. GUAYAQUIL MWO SIGMET.
ERUPTION DETAILS: SERIES OF EMISSIONS STARTING AT 21/2345Z
OBS ASH DATE/TIME: 04/0315Z
OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA.
WINDS FL100/200 MOVING W 10-15 KNOTS.
FCST ASH CLOUD+6H: SEE SIGMETS
REMARKS: AT 03/2221Z THE GEOPHYSICAL INSTITUTE OBSERVED ASH
FL165/200. BEFORE NIGHTFALL VISIBLE SATELLITE IMAGERY
SHOWED A SMALL AREA OF ASH AND A LARGER AREA OF POSSIBLE
THIN ASH EXTENDING FROM THE VOLCANO TOWARD THE WEST.
CURRENTLY NO HOTSPOT AND NO ASH CAN BE SEEN IN
INFRARED OR MULTISPECTRAL SATELLITE IMAGERY THROUGH
04/0315Z.
NEXT ADVISORY: WILL BE ISSUED BY 2003OCT04/1000Z.
NNNN