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Issue time:

Colour code

SFC/Flight Level 120


Date: 2016-02-09 23:00 UTC
Source: Goes 13 - Webcam - Gfs
Aviation colour code:  yellow
Summit elevation:  2997m
Eruption Details: continuous emissionobs va dtg: 09/2308z

Volcano ash cloud - Copahue   Wednesday 10 Feb 2016 11:00 UTC

Remarks: vis images and webcam show va plume mov se

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.