A level 2 was issued across parts of Germany and the Northeast Netherlands mainly for extreme rainfall, and to a lesser extent for large hail.
A level 1 was issued across large portions of Central Europe and the West Balkans for extreme rainfall and large hail. 

"If you are interested in the convective parameters which we use for forecasting severe thunderstorms in Europe check out new research paper "Climatological Aspects of Convective Parameters over Europe: A Comparison of ERA-Interim and Sounding Data " co-authored by the members of ESTOFEX.

Convective coverage has increased markedly over the MD area, with a line of supercells stretching from Luxembourg southward across Northeast France. In addition, new cells initiating over Luxembourg and a small MCS over Central Belgium is moving northward.

A level 2 was issued across E-France, extreme W-Germany and Luxembourg for large hail, severe wind gusts, excessive rainfall and an isolated tornado event. A level 1 surrounds the level 2 with similar risks but lower probabilities.

A level 1 was issued across for tornadoes, hail, very heavy rainfall and wind gusts across Northeast France, Luxembourg, East Belgium, West Germany and Southeast Netherlands.