Issue time:

Colour code

SFC/Flight Level 200


Date: 2014-02-15 20:00 UTC
Area: Indonesia
Source: Mtsat, Sacs S02, Modis, Lidar
Aviation colour code: red
Summit elevation:  1731m
Eruption Details: va plume last obs to fl650 to w 14/1932z.

Volcano ash cloud Indonesia - Kelut   Saturday 15 Feb 2014 20:00 UTC

Remarks: va no longer identifiable on satellite imagery, however so2is expected in area. volcano will be closely monitored forfurther activity. **use text advisory for flight planning

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.