FVXX20 KWBC 181253
VOLCANIC ASH ADVISORY
ISSUED: 2003JUN18/1300Z VAAC: WASHINGTON
VOLCANO: TUNGURAHUA 1502-08
LOCATION: S0128W07826 AREA: ECUADOR
SUMMIT ELEVATION: 16480 FT (5023 M)
ADVISORY NUMBER: 2003/099
INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST.
GEOPHYSICAL INSTITUTE.
ERUPTION DETAILS: ASH EMISSIONS STARTING AT 06/2000Z. NEW
ERUPTION AT 18/1015Z.
OBS ASH DATE/TIME: 18/0745Z
OBS ASH CLOUD: SFC/FL270 5 NM WIDE LINE OF ASH EXTENDING BETWEEN
S0128W07826 S0119W07905. ASH IS MOVING W 15-20 KNOTS.
FCST ASH CLOUD +6H: SEE SIGMETS AND VAFTAD.
REMARKS: AT ABOUT 1015Z A HOTSPOT BECAME VISIBLE ON GOES-12
CHANNEL 2 DATA. THIS HOTSPOT HAS BEEN QUITE BRIGHT FOR THE PAST
2 HOURS. AT DAYBREAK OVER ECUADOR VISIBLE IMAGERY SHOWED A VERY
NICE PLUME EXTENDING FROM THE SUMMIT OF TUNGURAHUA TO THE WNW
ABOUT 40 NM. THE GEOPHYSICAL INSTITUTE INDICATED THAT THE
ERUPTION CLOUD WAS ABOUT 3 KM ABOUT THE SUMMIT OR ABOUT
FL270...GALLINA
NEXT ADVISORY: WILL BE ISSUED BY 2003JUN18/1900Z.
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"Attached Graphic Map Depicting Ash Only"
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