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Issue time:

Colour code


Date: 2015-02-18 22:00 UTC
Area: Chile
Source: Goes 13 - Gfs Model - Pilot Report
Aviation colour code: 
Summit elevation:  2404m
Eruption Details: va reported at 18/1840zobs va dtg: 18/2045z

Volcano ash cloud Chile - Michinmahuida   Wednesday 18 Feb 2015 22:00 UTC

Remarks: although a pilot reported va obs at 1840z tpp eti 100hft moveste. there is no indication of va in satellite imagery.

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.