Forecast

Issue time:


Colour code

Description

Date: 2013-04-30 17:00 UTC
Volcano:Gaua
Area: Vanuatu
Source: Airep, Gfs, Puff, Modis
Aviation colour code:  unknown
Summit elevation:  797m
Eruption Details: no current satellite imagery indicating volcanic ash.
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Volcano ash cloud Vanuatu - Gaua   Wednesday 01 May 2013 11:00 UTC

Remarks: obs by qantas qfa4/28 at 290337z. no further observations received.

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.