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Issue time:

Colour code


Date: 2016-01-15 04:00 UTC
Volcano:Karangetang [api Siau]
Area: Indonesia
Source: Himawari-8
Aviation colour code:  orange
Summit elevation:  1784m
Eruption Details: va last obs to fl090 ext 10nm to sw.obs va dtg: 15/0400z

Volcano ash cloud Indonesia - Karangetang [api Siau]   Friday 15 Jan 2016 04:00 UTC

Remarks: va appears to have dissipated. current information sources do not indicate an ongoing eruption. advisory terminated.

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.