FVXX20 KWBC 251858
VOLCANIC ASH ADVISORY
ISSUED: 2004JAN25/1900Z VAAC: WASHINGTON
VOLCANO: TUNGURAHUA 1502-08
LOCATION: S0128W07826 AREA: ECUADOR
SUMMIT ELEVATION: 16480 FT (5023 M)
ADVISORY NUMBER: 2004/090
INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL FORECAST.
DAILY GEOPHYSICAL INSTITUTE REPORT.
ERUPTION DETAILS: ASH AND GAS EMISSIONS
OBS ASH DATE/TIME: 25/1815Z
OBS ASH CLOUD: SFC/FL200 5 NM WIDE LINE BETWEEN S0128W07826
- S0145W07848 MOVING SW 5-10 KNOTS. SFC/FL180 20 NM WIDE
LINE BETWEEN S0136W07937 - S0241W08116 MOVING WEST 5-10
KNOTS.
FCST ASH CLOUD+6H: NOT AVBL
FCST ASH CLOUD+12H: NOT AVBL
FCST ASH CLOUD+18H: NOT AVBL
REMARKS: THE FAINT REMNANTS OF THIS MORNINGS PLUME IS STILL
EVIDENT IN VISIBLE IMAGERY. IT IS APPROXIMATELY 120 NM
LONG. A THICKER PLUME IS NOW EMANATING FROM THE VOLCANO.
BASED ON THE FORECAST SOUNDING THIS PLUME IS ESTIMATED
SLIGHTLY HIGHER THAN THE AFOREMENTIONED AREA OF ASH AT
FL200. THIS PLUME IS APPROXIMATELY 25 NM LONG.
NEXT ADVISORY: WILL BE ISSUED BY 2004JAN26/0100Z.
NNNN"Attached Graphic Map Depicting Ash Only"
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