Translation of Nachteinbruch

It actually happened to my cousin's youngest kid. He was repeatedly warned not to smoke in the courtyard of the school. At the end he found himself expelled from the school. It could have been an interesting experience for him though.
The snow can be compared with white veil. Here in Davos, there is lots of new snow, so fresh and powdery snow, which is great for skiing. One needs to be careful from unexpected avalanches.
Should I call him in August? Will he know who I am? I hope that we will return to Italy in October, then we may take a coffee or a beer together, or we can even go to eat something small.