This animation shows the movement of the ash plume from the eruption of the Eyjafjallajoekull glacier in Iceland.
... is an illustration of volcanic ash dispersion up to 20,000 ft, issued at 7 pm on 17 April. Advisory charts are issued every six hours, for up to 18 hours ahead, by the Volcanic Ash Advisory Centre.
Do Met Office
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The Norwegian Meteorological Office has put together a time-lapse animation showing the spread of the ash cloud emitted by the Eyjafjallajökull volcano. Yellow indicates ash that has fallen by itself, red ash that has fallen as a result of precipitation, and black where the ash cloud is at that moment in time. More information (in Norwegian) here.
Via Map Room
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