Issue time:

Colour code

SFC/Flight Level 170


Date: 2015-02-26 23:00 UTC
Area: Russia
Source: Mtsat-2 Kvert
Aviation colour code:  nil
Summit elevation:  4835m
Eruption Details: va emissions continuing.obs va dtg: 26/2315z

Volcano ash cloud Russia - Kliuchevskoi   Thursday 26 Feb 2015 23:00 UTC

Remarks: nil

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.