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Issue time:

Colour code

SFC/Flight Level 200
SFC/Flight Level 400


Date: 2016-04-21 22:00 UTC
Volcano:Karpinsky Group
Area: Kuril Islands
Source: Exercise Volkam16 Himawari-8 Kvert Uhpp
Aviation colour code:  nil
Summit elevation:  1326m
Eruption Details: exercise eruption at 20160421/2145z fl400 extd semov 60kt reported

Volcano ash cloud Kuril Islands - Karpinsky Group   Thursday 21 Apr 2016 22:00 UTC

Remarks: exercise volkam16 nil exercise exercise exercise

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.