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Issue time:

Colour code


Date: 2016-10-13 07:00 UTC
Area: Vanuatu
Source: Himiwari-8, Webcam
Aviation colour code:  unknown
Summit elevation:  1334m
Eruption Details: minor gas eruption visible on webcam.obs va dtg: 13/0720z

Volcano ash cloud Vanuatu - Ambrym   Thursday 13 Oct 2016 07:00 UTC

Remarks: va not discernible on webcam or sat imagery. webcam at 07z shows minor degassing but otherwise clear. no further advisories at this time.

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.