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Issue time:

Colour code


Datum: 2017-02-01 15:00 UTC
Area: Chile
Source: Goes-13. Gfs Winds. Sigmet.
Aviation colour code: 
Summit elevation:  3681 ft [1122 m]
Eruption Details: va reported at 1435z

Vulkanasche Wolke Chile - Chaiten   Mittwoch 01.02.2017 15:00 UTC

Remarks: t+0 confidence high. although a pilotreported obs at 1435z va cld mt chaiten100 ft abv mt.there's none indication of va in

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.