FVXX21 KNES 251749
VOLCANIC ASH ADVISORY
ISSUED: 20061025/1746Z   VAAC: WASHINGTON

VOLCANO: TUNGURAHUA 1502-08
LOCATION: S0128 W07826   AREA: ECUADOR

SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2006/652

INFORMATION SOURCE: GOES-12. GFS WINDS. COLIMA
OBSERVATORY. PILOT REPORT. 

ERUPTION DETAILS: ONGOING EMISSION OF GASES AND
ASH

OBS ASH DATE/TIME: 25/1715Z

OBS ASH CLOUD: FL100/240 20NM WIDE LINE BETWEEN
S0111 W07956 - S0129 W07826. ASH IS MOVING W
15-20 KNOTS. 

FCST ASH CLOUD +6H: 25/2330Z FL100/ 20NM WIDE
LINE BETWEEN S0126 W07953 - S0129 W07826. 

FCST ASH CLOUD +12H: 26/0530Z FL100/240 20NM WIDE
LINE BETWEEN S0128 W07944 - S0129 W07825. 

FCST ASH CLOUD +18H: 26/1130Z FL100/240 20NM WIDE
LINE BETWEEN S0128 W07826 - S0137 W07933. 

REMARKS: IN IMAGERY A PLUME EXTENDS WEST FROM THE
VOLCANO AROUND 93 NM AND CAN BE SEEN OVER SOME
LOWER LEVEL WHITE CLOUDS.  A FEW PILOT REPORTS
HAVE HELPED ESTIMATE THE HEIGHT TO AROUND FL240. 
LITTLE CHANGE IN DIRECTION IS FORECASTED BY THE
WINDS MODEL.  ...SWANSON

NEXT ADVISORY: WILL BE ISSUED BY 20061025/2345Z

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