Issue time:

Colour code

SFC/Flight Level 080


Date: 2013-09-10 03:00 UTC
Volcano:Lokon Empung
Area: Sulawesi
Source: Cvghm
Aviation colour code:  orange
Summit elevation:  1580m
Eruption Details: va obs to fl080 at 09/2254z.

Volcano ash cloud Sulawesi - Lokon Empung   Tuesday 10 Sep 2013 03:00 UTC

Remarks: ground report of ash cloud to fl080. no ash observed onsatellite imagery. the situation will be closely monitored.

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.