FVXX20 KNES 211546
VOLCANIC ASH ADVISORY
ISSUED: 20070921/1546Z   VAAC: WASHINGTON

VOLCANO: TUNGURAHUA 1502-08
LOCATION: S01170 W07826   AREA: ECUADOR

SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2007/582

INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12. GFS
WINDS. PILOT REPORT. 

ERUPTION DETAILS: ONGOING ASH EMISSIONS

OBS ASH DATE/TIME: 21/1515Z

OBS ASH CLOUD: FL100/230 S0123 W07844 - S0128
W07826 - S0132 W07844 - S0129 W07850 - S0123
W07844 MOVING W 10 KNOTS. 

FCST ASH CLOUD +6H: 21/2130Z FL100/230 20NM WIDE
LINE BETWEEN S0123 W07856 - S0128 W07826. 

FCST ASH CLOUD +12H: 22/0330Z NOT AVBL.

FCST ASH CLOUD +18H: 22/0930Z NOT AVBL.

REMARKS: ASH CANNOT BE SEEN IN VISIBLE IMAGERY
DUE TO CLOUD COVER. IN MULTISPECTRAL THERE IS AN
ASH SIGNATURE PRESENT MOVING TO THE WNW. MODEL
WINDS ARE IN DISAGREEMENT WITH CURRENT ACTIVITY.
AT 21/1306 A PILOT OBSERVED ASH TO FL220 MOVING
TO THE NW. ...SPAMPATA

NEXT ADVISORY: WILL BE ISSUED BY 20070921/2145Z

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