FVXX20 KWBC 061655
VOLCANIC ASH ADVISORY
ISSUED: 2003JUN06/1700Z VAAC: WASHINGTON
VOLCANO: TUNGURAHUA 1502-08
LOCATION: S0128W07826 AREA: ECUADOR
SUMMIT ELEVATION: 16480 FT (5023 M)
ADVISORY NUMBER: 2003/049
INFORMATION SOURCE: GOES-12 IMAGERY. GEOPHYSICAL INSTITUTE. GFS
MODEL WINDS FORECAST.
ERUPTION DETAILS: ASH ACTIVITY OCCURRING SINCE JUNE 05 2003
OBS ASH DATE/TIME: 06/1615Z.
OBS ASH CLOUD: SFC/FL240 S0128W07826 S0121W07837 S0119W07849
S0129W07844 S0130W07834 S0128W07826 MOVING W 10-15 KNOTS.
FCST ASH CLOUD +6H: SEE SIGMETS
REMARKS: SATELLITE IMAGERY AT 06/1615Z INDICATES A POSSIBLE
PLUME MOVING WEST AT 10-15 KNOTS. THE GEOPHYSICAL INSTITUTE
INDICATES THAT THE VOLCANO HAS BEEN ACTIVE SINCE YESTERDAY
BUT DUE TO CLOUD COVER ASH WAS NOT ABLE TO BE SEEN IN SATELLITE
IMAGERY. THE GEOPHYSICAL INSTITUTE ESTIMATED ASH TO BE 2 KM
ABOVE THE SUMMIT WHICH IS EQUIVALENT TO FL240. THERE WAS 2
SEPARATE EXPLOSIONS AND ASH HAS BEEN CONSTANTLY MOVING WEST SINCE
YESTERDAY. ASH IS FALLING OVER RIO BAMBA AND IS REPORTED TO BE
INTERFERING WITH THE MAIN FLIGHT ROUTES ACROSS
ECUADOR......KIBLER
NEXT ADVISORY: WILL BE ISSUED BY 2003JUN06/2300Z.
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"Attached Graphic Map Depicting Ash Only"
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