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Issue time:

Colour code


Date: 2016-10-25 00:00 UTC
Area: Papua New Guinea
Source: Himawari-8
Aviation colour code:  orange
Summit elevation:  1855m
Eruption Details: va obs to fl070 ext to w at 24/2330zobs va dtg: 25/0030z

Volcano ash cloud Papua New Guinea - Bagana   Tuesday 25 Oct 2016 00:00 UTC

Remarks: t+0 confidence mod as va partially obscured by cloud. plume height and forecast movement based on satellite imagery and model data.

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.