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Issue time:

Colour code


Date: 2015-11-23 15:00 UTC
Area: Philippines
Source: Himawari-8 Phivolcs
Aviation colour code:  nil
Summit elevation:  2435m
Eruption Details: va obs fl130 extd sw reported at 20151123/1449zobs va dtg: 23/1440z

nuage de cendres volcaniques Philippines - Kanlaon   lundi 23.11.2015 15:00 UTC

Remarks: we will issue further advisory if va is detected in satelliteimagery.

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.