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Issue time:

Colour code


Date: 2016-08-05 07:00 UTC
Area: Indonesia
Source: Cvghm, Himawari-8
Aviation colour code:  orange
Summit elevation:  1715m
Eruption Details: va last obs in satellite imagery at 04/0650z

Volcano ash cloud Indonesia - Gamalama   Friday 05 Aug 2016 07:00 UTC

Remarks: va has not been obs in sat imagery for more than 24hrs. no other current data sources indicate ongoing eruption. advisory terminated due to lack of reports. the situation at

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.