Forecast

Issue time:


Colour code

SFC/Flight Level 140

Description

Date: 2012-07-11 04:00 UTC
Volcano:Pago
Area: New Britain
Source: Mtsat-2
Aviation colour code:  orange
Summit elevation:  742m
Eruption Details: va plume last obs to fl140 extending 100nm tosw at 10/1532z.
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Volcano ash cloud New Britain - Pago   Wednesday 11 Jul 2012 04:00 UTC

Remarks: va plume appears to have dissipated.

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.