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Issue time:

Colour code


Date: 2012-03-20 12:00 UTC
Area: Chile
Source: Goes 13 - Ovdas Web Cam
Aviation colour code: 
Summit elevation:  2947m
Eruption Details: only plume of gases and steamobs va dtg: 20/1140z

Volcano ash cloud Chile - Villarica   Tuesday 20 Mar 2012 12:00 UTC

Remarks: irregular emission of steam water and gases up to fl110,dissipating a few miles to the sw of the summit.

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.