Northern Europe is isolated due to volcanoe eruption
At 18:00 hours today the Swedish Authories decided to close the Swedish airspace. many other countrys like Norway, Denmark, Finland, Great Britain, Belgium, Irland and the Netherlands followed in the decicion.
Some countrys like Russia, Switzerland, France and Germany have made restrictions in their airspace.
The reason is the exploding volcano on Iceland which spreads ashes and debris in the air, which spreads a long way from Iceland. When the airtrafic would resume is at this time not known, since no one knows how long the volcano would still be active.