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Forecast

Issue time:


Colour code

Description

Date: 2017-02-23 23:00 UTC
Volcano:Dukono
Area: Indonesia
Source: Cvghm
Aviation colour code:  orange
Summit elevation:  1335m
Eruption Details: ground report of eruption to fl070 mov w at 23/2300z.

Volcano ash cloud Indonesia - Dukono   Thursday 23 Feb 2017 23:00 UTC

Remarks: va not identifiable on the sat imagery. ground report for eruption to 800m abv summit. winds based on ground report and model guidance.

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.