Issue time:

Colour code


Date: 2015-04-18 11:00 UTC
Area: Guatemala
Source: Goes-east. Volcat. Insivumeh.
Aviation colour code: 
Summit elevation:  12346 ft [3763 m]
Eruption Details: ongoing bright thermal anomaly

Volcano ash cloud Guatemala - Fuego   Saturday 18 Apr 2015 11:00 UTC

Remarks: though bright hotspots have been seenthroughout the night and area is currentlyobscured by wx cld there have been no recent

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.