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Issue time:

Colour code


Date: 2011-06-07 12:00 UTC
Area: Kamchatka
Source: Mtsat-2 Kemsd
Aviation colour code:  nil
Summit elevation:  10771 ft [3283 m]
Eruption Details: eruption at 20120625/0302z fl320 reportedobs va dtg: 25/0315z

Volcano ash cloud Kamchatka - Sheveluch   Tuesday 07 Jun 2011 12:00 UTC

Remarks: please see fvak23 pawu 071231 issued by theanchorage vaac that describes conditions near thewashington vaac area of responsibility. ...

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.