Grimsvötn ash cloud
On 21 May 2011 at 19:25 UTC, an eruption began at Grimsvötn volcan, with 12 km (7 mi) high plumes accompanied by multiple earthquakes, disrupting air travel in Iceland,
and in Greenland, Scotland and Norway. The eruption scale has been much larger than that of the 2010 eruption of Eyjafjallajökull.
Here you can find the situation of the ash cloud.
To view the real time map click here