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Issue time:

Colour code


Date: 2016-04-19 03:00 UTC
Area: Argentina
Source: Goes 13 - Webcam - Gfs
Aviation colour code:  yellow
Summit elevation:  2997m
Eruption Details: possible emission of steam and lgt vaobs va dtg: 19/0208z

Volcano ash cloud Argentina - Copahue   Tuesday 19 Apr 2016 03:00 UTC

Remarks: va not identifiable on satellite imagery nor on the webcam due to wxclouds. will keep monitoring and issue an advisory if necesary.

This data supplements the official Volcanic Ash Advisory Graphics and Volcanic Ash Advisories. The data is to be used with caution. The official Volcanic Ash Graphics and Volcanic Ash Advisories take precedence in all circumstances. Please refer to national NOTAMs for definitive boundaries of no-fly areas.

Altitiude levels (International Standard Atmosphere)

SFC to FL200 - Ash concentrations between the surface and 20,000 feet.
FL200 to FL350 - Ash concentrations between 20,000 feet and 35,000 feet.
FL350 to FL550 - Ash concentrations between 35,000 feet and 55,000 feet.
SFC to 6000FT - Ash concentrations between the surface and 6,000 feet.