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Issue time:

Colour code


Date: 2016-12-05 00:00 UTC
Area: Argentina
Source: Goes 13 - Webcam
Aviation colour code:  yellow
Summit elevation:  2997m
Eruption Details: va not identifiable fm stlt dataobs va dtg: 04/2308z

nuage de cendres volcaniques Argentina - Copahue   lundi 05.12.2016 00:00 UTC

Remarks: t+0 confidence low. va not identifiable in stlt imagery due towxclouds cover. summit is hindered by wx clouds and rain in webcam.

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.