There is a cool webapp for visualizing current (inferred) GPS jamming around the world, here centered on the Baltic Sea: https://gpsjam.org/?lat=58.31474&lon=22

There is a cool webapp for visualizing current (inferred) GPS jamming around the world, here centered on the Baltic Sea: https://gpsjam.org/?lat=58.31474&lon=22.53044&z=4.9&date=2025-03-04 https://gpsjam.org/?lat=58.31474&lon=22.53044&z=4.9&date=202... Seems at least according to that, there is plenty of +10% interference of GPS in the east and south of the Baltic Sea.