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Colour code


Date: 2016-05-29 12:00 UTC
Area: Antarctica
Source: Goes 13 - Snpp Viirs
Aviation colour code:  unknown
Summit elevation:  1100m
Eruption Details: narrow plume of gases and psbl ashobs va dtg: 29/1145z

Volcano ash cloud Antarctica - Bristol.island   Sunday 29 May 2016 12:00 UTC

Remarks: first goes 13 vis image of the day reveal a thin va cld extendingabout 100nmi to the nne of the summit. a persistent hotspot and a

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.