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Issue time:

Colour code


Date: 2012-07-07 11:00 UTC
Area: Mexico
Source: Mexico City Mwo. Goes-13. Gfs Winds.
Aviation colour code: 
Summit elevation:  17802 ft [5426 m]
Eruption Details: ongoing emissions

Volcano ash cloud Mexico - Popocatepetl   Saturday 07 Jul 2012 11:00 UTC

Remarks: mwo states va is no longer present. sigmethas been allowed to expire with no furtherreports of va. hot spot remains on multispectral

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.