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Issue time:

Colour code

SFC/Flight Level 250


Date: 2012-02-01 19:00 UTC
Area: New Guinea
Source: Noaa-16, Mtsat-2
Aviation colour code: red
Summit elevation:  1839m
Eruption Details: poss va plume last obs to fl250 to e at 01/0032z.

Volcano ash cloud New Guinea - Karkar   Wednesday 01 Feb 2012 19:00 UTC

Remarks: va unidentifiable on sat imagery due to meteorologicalcloud. advisory terminated due to lack of further reports.

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.