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Issue time:

Colour code


Date: 2016-09-23 14:00 UTC
Area: Argentina
Source: Goes 13 - Webcam - Gfs - Ars
Aviation colour code:  yellow
Summit elevation:  2997m
Eruption Details: ongoing emission of wv and gases with psbl lgt ashobs va dtg: 23/1335z

Volcano ash cloud Argentina - Copahue   Friday 23 Sep 2016 14:00 UTC

Remarks: t+0 confidence high. although a pilot reported fumarola top fl100mov e there is no indication of va in satellite imagery. web camerareveals weak emissions of steam and gases with psbl lgt ash near the

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.